{"id":1478,"date":"2013-09-11T16:52:59","date_gmt":"2013-09-11T16:52:59","guid":{"rendered":"https:\/\/www.rtpcompany.com\/?page_id=1478"},"modified":"2021-09-27T11:17:17","modified_gmt":"2021-09-27T16:17:17","slug":"molding-guidelines","status":"publish","type":"page","link":"https:\/\/www.rtpcompany.com\/technical-info\/molding-guidelines\/","title":{"rendered":"Molding Guidelines"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:calc( 1200px + 30px );margin-left: calc(-30px \/ 2 );margin-right: calc(-30px \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column molding\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:15px;--awb-margin-bottom-large:30px;--awb-spacing-left-large:15px;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:15px;--awb-spacing-left-medium:15px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:15px;--awb-spacing-left-small:15px;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-tabs fusion-tabs-1 clean nav-is-justified molding horizontal-tabs icon-position-left mobile-mode-accordion\" style=\"--awb-title-border-radius-top-left:0px;--awb-title-border-radius-top-right:0px;--awb-title-border-radius-bottom-right:0px;--awb-title-border-radius-bottom-left:0px;--awb-inactive-color:#f9f9fb;--awb-background-color:#ffffff;--awb-border-color:#e2e2e2;--awb-active-border-color:#7dc142;\"><div class=\"nav\"><ul class=\"nav-tabs nav-justified\" role=\"tablist\"><li class=\"active\" role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-6efaa625201ed8310c1\" aria-selected=\"true\" id=\"fusion-tab-moldingguidelines\" href=\"#tab-6efaa625201ed8310c1\"><h4 class=\"fusion-tab-heading\">Molding Guidelines<\/h4><\/a><\/li><li role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-a4d97025bed26e44930\" aria-selected=\"false\" tabindex=\"-1\" id=\"fusion-tab-molddesign\" href=\"#tab-a4d97025bed26e44930\"><h4 class=\"fusion-tab-heading\">Mold Design<\/h4><\/a><\/li><\/ul><\/div><div class=\"tab-content\"><div class=\"nav fusion-mobile-tab-nav\"><ul class=\"nav-tabs nav-justified\" role=\"tablist\"><li class=\"active\" role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-6efaa625201ed8310c1\" aria-selected=\"true\" id=\"mobile-fusion-tab-moldingguidelines\" href=\"#tab-6efaa625201ed8310c1\"><h4 class=\"fusion-tab-heading\">Molding Guidelines<\/h4><\/a><\/li><\/ul><\/div><div class=\"tab-pane fade fusion-clearfix in active\" role=\"tabpanel\" tabindex=\"0\" aria-labelledby=\"fusion-tab-moldingguidelines\" id=\"tab-6efaa625201ed8310c1\"><span style=\"font-family: tahoma, sans-serif; line-height: 1.6em;\">RTP Company provides complete technical support for our specialty compounds, through experienced staff located at each of our worldwide plants. Our technical service personnel can evaluate mold design and setup, optimize processing conditions based on material, assist with handling new materials, and investigate and resolve problems.<\/span><\/p>\n<div class=\"fusion-builder-row fusion-builder-row-inner fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"width:calc( 100% + 30px ) !important;max-width:calc( 100% + 30px ) !important;margin-left: calc(-30px \/ 2 );margin-right: calc(-30px \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-0 fusion_builder_column_inner_1_3 1_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:33.333333333333%;--awb-margin-top-large:0px;--awb-spacing-right-large:15px;--awb-margin-bottom-large:30px;--awb-spacing-left-large:15px;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:15px;--awb-spacing-left-medium:15px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:15px;--awb-spacing-left-small:15px;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\">\n<div class=\"fusion-text fusion-text-1\"><h5><a href=\"\/technical-info\/molding-guidelines\/standard-molding-equipment\/\">Standard Molding Equipment<\/a><\/h5>\n<ul>\n<li>Machine Type<\/li>\n<li>Machine Size<\/li>\n<\/ul>\n<h5><a href=\"\/technical-info\/molding-guidelines\/molding-conditions\/\">Molding Conditions<\/a><\/h5>\n<ul>\n<li>Drying<\/li>\n<li>Barrel Temperature<\/li>\n<li>Melt Temperature<\/li>\n<li>Mold Temperature<\/li>\n<li>Injection Pressure<\/li>\n<li>Back Pressure<\/li>\n<li>Injection Speed<\/li>\n<li>Screw RPM<\/li>\n<\/ul>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-1 fusion_builder_column_inner_1_3 1_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:33.333333333333%;--awb-margin-top-large:0px;--awb-spacing-right-large:15px;--awb-margin-bottom-large:30px;--awb-spacing-left-large:15px;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:15px;--awb-spacing-left-medium:15px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:15px;--awb-spacing-left-small:15px;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\">\n<div class=\"fusion-text fusion-text-2\"><h5><a href=\"\/technical-info\/molding-guidelines\/general-processing-tips\/\">General Processing Tips<\/a><\/h5>\n<ul>\n<li>Compounds with Fillers<\/li>\n<li>Compounds with Fibers<\/li>\n<\/ul>\n<h5><a href=\"\/technical-info\/molding-guidelines\/tips-to-improve-mechanical-properties\/\">Tips to Improve Mechanical Properties<\/a><\/h5>\n<ul>\n<li>Tensile Strength<\/li>\n<li>Tensile Elongation<\/li>\n<li>Flexural Modulus<\/li>\n<li>Flexural Strength<\/li>\n<li>Notched IZOD Impact<\/li>\n<li>Shrinkage<\/li>\n<li>Warpage<\/li>\n<li>Regrind Usage<\/li>\n<\/ul>\n<\/div>\n<\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-2 fusion_builder_column_inner_1_3 1_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:33.333333333333%;--awb-margin-top-large:0px;--awb-spacing-right-large:15px;--awb-margin-bottom-large:30px;--awb-spacing-left-large:15px;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:15px;--awb-spacing-left-medium:15px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:15px;--awb-spacing-left-small:15px;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\">\n<div class=\"fusion-text fusion-text-3\"><h5><a href=\"\/technical-info\/molding-guidelines\/tips-to-improve-surface-conductivity\/\">Tips to Improve Surface Conductivity<\/a><\/h5>\n<ul>\n<li>Compounds with Fillers<\/li>\n<li>Compounds with Fibers<\/li>\n<\/ul>\n<h5 style=\"margin-bottom: 20px;\"><a href=\"\/technical-info\/molding-guidelines\/tpe-molding-guidelines\/\">Thermoplastic Elastomer Molding Guidelines<\/a><\/h5>\n<h5 style=\"margin-bottom: 20px;\"><a href=\"\/technical-info\/molding-guidelines\/long-fiber-compounds\/\">Long Fiber Compounds Molding Guidelines<\/a><\/h5>\n<h5 style=\"margin-bottom: 20px;\"><a href=\"\/technical-info\/molding-guidelines\/foaming-agent-masterbatches-or-concentrates\/\">Foaming Agent Molding Guidelines<\/a><\/h5>\n<h5><a href=\"\/technical-info\/molding-guidelines\/pla-compounds\/\">PLA (Polylactic Acid) Compounds Molding Guidelines<\/a><\/h5>\n<\/div>\n<\/div><\/div><\/div><\/div><div class=\"nav fusion-mobile-tab-nav\"><ul class=\"nav-tabs nav-justified\" role=\"tablist\"><li role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-a4d97025bed26e44930\" aria-selected=\"false\" tabindex=\"-1\" id=\"mobile-fusion-tab-molddesign\" href=\"#tab-a4d97025bed26e44930\"><h4 class=\"fusion-tab-heading\">Mold Design<\/h4><\/a><\/li><\/ul><\/div><div class=\"tab-pane fade fusion-clearfix\" role=\"tabpanel\" tabindex=\"0\" aria-labelledby=\"fusion-tab-molddesign\" id=\"tab-a4d97025bed26e44930\"><span style=\"font-family: tahoma, sans-serif; line-height: 1.6em;\">Injection molds must be properly designed to ensure quality plastic components. Mold design impacts productivity and profitability of your molding operation. This section offers guidelines for designing an efficient injection mold.<\/span><\/p>\n<div class=\"fusion-builder-row fusion-builder-row-inner fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"width:calc( 100% + 30px ) !important;max-width:calc( 100% + 30px ) !important;margin-left: calc(-30px \/ 2 );margin-right: calc(-30px \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-3 fusion_builder_column_inner_1_3 1_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:33.333333333333%;--awb-margin-top-large:0px;--awb-spacing-right-large:15px;--awb-margin-bottom-large:30px;--awb-spacing-left-large:15px;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:15px;--awb-spacing-left-medium:15px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:15px;--awb-spacing-left-small:15px;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\">\n<div class=\"fusion-text fusion-text-4\"><h5><a href=\"\/technical-info\/molding-guidelines\/sprue-cold-material-trap\/\">Sprue\/Cold Material Trap<\/a><\/h5>\n<ul>\n<li>Sprue Puller<\/li>\n<li>Cold Material Trap<\/li>\n<\/ul>\n<h5><a href=\"\/technical-info\/molding-guidelines\/runner-design\/\">Runner Design<\/a><\/h5>\n<ul>\n<li>Main Runner<\/li>\n<li>Secondary Runner<\/li>\n<\/ul>\n<h5><a href=\"\/technical-info\/molding-guidelines\/gate-design\/\">Gate Design<\/a><\/h5>\n<ul>\n<li>Submarine or Tunnel Gate<\/li>\n<li>Pinpoint or Restricted Gate<\/li>\n<li>Fan or Edge Gate<\/li>\n<li>Tab Gate<\/li>\n<li>Sprue Gate<\/li>\n<li>Flash Gate<\/li>\n<li>External Ring Gate<\/li>\n<li>Internal Ring Gate<\/li>\n<\/ul>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-4 fusion_builder_column_inner_1_3 1_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:33.333333333333%;--awb-margin-top-large:0px;--awb-spacing-right-large:15px;--awb-margin-bottom-large:30px;--awb-spacing-left-large:15px;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:15px;--awb-spacing-left-medium:15px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:15px;--awb-spacing-left-small:15px;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\">\n<div class=\"fusion-text fusion-text-5\"><h5 style=\"margin-bottom: 20px;\"><a class=\"fusion-modal-text-link molddesign\" data-toggle=\"modal\" data-target=\".fusion-modal.thick\" href=\"#\">Thick to Thin Wall Gating<\/a><\/h5>\n<h5 style=\"margin-bottom: 20px;\"><a class=\"fusion-modal-text-link molddesign\" data-toggle=\"modal\" data-target=\".fusion-modal.adjoining\" href=\"#\">Adjoining Walls<\/a><\/h5>\n<h5><a href=\"\/technical-info\/molding-guidelines\/ribs\/\">Ribs<\/a><\/h5>\n<ul>\n<li>Rib Details<\/li>\n<li>Boss or Rib<\/li>\n<li>Support Ribs<\/li>\n<\/ul>\n<h5><a href=\"\/technical-info\/molding-guidelines\/bosses-gussets\/\">Bosses &amp; Gussets<\/a><\/h5>\n<ul>\n<li>Free Standing Boss (4 Gusset)<\/li>\n<li>Free Standing Boss (2 Gusset)<\/li>\n<\/ul>\n<\/div>\n<\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-5 fusion_builder_column_inner_1_3 1_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:33.333333333333%;--awb-margin-top-large:0px;--awb-spacing-right-large:15px;--awb-margin-bottom-large:30px;--awb-spacing-left-large:15px;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:15px;--awb-spacing-left-medium:15px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:15px;--awb-spacing-left-small:15px;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\">\n<div class=\"fusion-text fusion-text-6\"><h5 style=\"margin-bottom: 15px;\"><a class=\"fusion-modal-text-link molddesign\" data-toggle=\"modal\" data-target=\".fusion-modal.twoplate\" href=\"#\">Two Plate Mold<\/a><\/h5>\n<h5 style=\"margin-bottom: 15px;\"><a class=\"fusion-modal-text-link molddesign\" data-toggle=\"modal\" data-target=\".fusion-modal.threeplate\" href=\"#\">Three Plate Mold<\/a><\/h5>\n<h5 style=\"margin-bottom: 15px;\"><a class=\"fusion-modal-text-link molddesign\" data-toggle=\"modal\" data-target=\".fusion-modal.runner\" href=\"#\">Insulated Runner Mold<\/a><\/h5>\n<h5 style=\"margin-bottom: 15px;\"><a href=\"\/technical-info\/molding-guidelines\/venting-cooling-design\/\">Venting &amp; Cooling Design<\/a><\/h5>\n<ul>\n<li>Cooling &amp; Ejector Pins<\/li>\n<li>Venting<\/li>\n<\/ul>\n<h5 style=\"margin-bottom: 15px;\"><a class=\"fusion-modal-text-link molddesign\" data-toggle=\"modal\" data-target=\".fusion-modal.hinge\" href=\"#\">Living Hinge Design<\/a><\/h5>\n<\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-modal modal fade modal-1 thick\" tabindex=\"-1\" role=\"dialog\" aria-labelledby=\"modal-heading-1\" aria-hidden=\"true\" style=\"--awb-border-color:#e2e2e2;--awb-background:#ffffff;\"><div class=\"modal-dialog modal-lg\" role=\"document\"><div class=\"modal-content fusion-modal-content\"><div class=\"modal-header\"><button class=\"close\" type=\"button\" data-dismiss=\"modal\" aria-hidden=\"true\" aria-label=\"Close\">&times;<\/button><h3 class=\"modal-title\" id=\"modal-heading-1\" data-dismiss=\"modal\" aria-hidden=\"true\">Thick to Thin Wall Gating<\/h3><\/div><div class=\"modal-body fusion-clearfix\"><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"width:calc( 100% + 30px ) !important;max-width:calc( 100% + 30px ) !important;margin-left: calc(-30px \/ 2 );margin-right: calc(-30px \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-6 fusion_builder_column_inner_1_2 1_2 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:0px;--awb-spacing-right-large:15px;--awb-margin-bottom-large:30px;--awb-spacing-left-large:15px;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:15px;--awb-spacing-left-medium:15px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:15px;--awb-spacing-left-small:15px;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><\/div><\/div>Avoid sudden changes in wall thickness by using transition zones to eliminate stress concentrations and reduce sinks, voids, and warping in the molded part.<div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-7 fusion_builder_column_inner_1_2 1_2 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:0px;--awb-spacing-right-large:15px;--awb-margin-bottom-large:30px;--awb-spacing-left-large:15px;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:15px;--awb-spacing-left-medium:15px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:15px;--awb-spacing-left-small:15px;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-7\"><p><img decoding=\"async\" class=\"lazyload alignright size-full wp-image-2092\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27450%27%20height%3D%27170%27%20viewBox%3D%270%200%20450%20170%27%3E%3Crect%20width%3D%27450%27%20height%3D%27170%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-orig-src=\"https:\/\/www.rtpcompany.com\/wp-content\/uploads\/2013\/09\/thickthin.gif\" alt=\"Thick to Thin Wall Gating\" width=\"450\" height=\"170\" \/><\/p>\n<\/div><\/div><\/div><\/div><\/div><div class=\"modal-footer\"><button class=\"fusion-button button-default button-medium button default medium\" type=\"button\" data-dismiss=\"modal\">Close<\/button><\/div><\/div><\/div><\/div><div class=\"fusion-modal modal fade modal-2 adjoining\" tabindex=\"-1\" role=\"dialog\" aria-labelledby=\"modal-heading-2\" aria-hidden=\"true\" style=\"--awb-border-color:#e2e2e2;--awb-background:#ffffff;\"><div class=\"modal-dialog modal-lg\" role=\"document\"><div class=\"modal-content fusion-modal-content\"><div class=\"modal-header\"><button class=\"close\" type=\"button\" data-dismiss=\"modal\" aria-hidden=\"true\" aria-label=\"Close\">&times;<\/button><h3 class=\"modal-title\" id=\"modal-heading-2\" data-dismiss=\"modal\" aria-hidden=\"true\">Adjoining Walls<\/h3><\/div><div class=\"modal-body fusion-clearfix\">\n<p>The connection point between two molded surfaces.<\/p>\n<div class=\"fusion-image-element in-legacy-container\" style=\"--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-1 hover-type-none\"><img decoding=\"async\" width=\"450\" height=\"255\" alt=\"adjoining walls\" title=\"adjoining walls\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27450%27%20height%3D%27255%27%20viewBox%3D%270%200%20450%20255%27%3E%3Crect%20width%3D%27450%27%20height%3D%27255%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-orig-src=\"https:\/\/www.rtpcompany.com\/wp-content\/uploads\/2013\/09\/adwalls.gif\" class=\"lazyload img-responsive wp-image-2097\"\/><\/span><\/div><\/div><div class=\"modal-footer\"><button class=\"fusion-button button-default button-medium button default medium\" type=\"button\" data-dismiss=\"modal\">Close<\/button><\/div><\/div><\/div><\/div><div class=\"fusion-modal modal fade modal-3 twoplate\" tabindex=\"-1\" role=\"dialog\" aria-labelledby=\"modal-heading-3\" aria-hidden=\"true\" style=\"--awb-border-color:#e2e2e2;--awb-background:#ffffff;\"><div class=\"modal-dialog modal-lg\" role=\"document\"><div class=\"modal-content fusion-modal-content\"><div class=\"modal-header\"><button class=\"close\" type=\"button\" data-dismiss=\"modal\" aria-hidden=\"true\" aria-label=\"Close\">&times;<\/button><h3 class=\"modal-title\" id=\"modal-heading-3\" data-dismiss=\"modal\" aria-hidden=\"true\">Two Plate Mold<\/h3><\/div><div class=\"modal-body fusion-clearfix\"><div class=\"fusion-image-element in-legacy-container\" style=\"--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-2 hover-type-none\"><img decoding=\"async\" width=\"450\" height=\"290\" alt=\"Two Plate Mold\" title=\"Two Plate Mold\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27450%27%20height%3D%27290%27%20viewBox%3D%270%200%20450%20290%27%3E%3Crect%20width%3D%27450%27%20height%3D%27290%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-orig-src=\"https:\/\/www.rtpcompany.com\/wp-content\/uploads\/2013\/09\/2plate.gif\" class=\"lazyload img-responsive wp-image-2113\"\/><\/span><\/div><\/div><div class=\"modal-footer\"><button class=\"fusion-button button-default button-medium button default medium\" type=\"button\" data-dismiss=\"modal\">Close<\/button><\/div><\/div><\/div><\/div><div class=\"fusion-modal modal fade modal-4 threeplate\" tabindex=\"-1\" role=\"dialog\" aria-labelledby=\"modal-heading-4\" aria-hidden=\"true\" style=\"--awb-border-color:#e2e2e2;--awb-background:#ffffff;\"><div class=\"modal-dialog modal-lg\" role=\"document\"><div class=\"modal-content fusion-modal-content\"><div class=\"modal-header\"><button class=\"close\" type=\"button\" data-dismiss=\"modal\" aria-hidden=\"true\" aria-label=\"Close\">&times;<\/button><h3 class=\"modal-title\" id=\"modal-heading-4\" data-dismiss=\"modal\" aria-hidden=\"true\">Three Plate Mold<\/h3><\/div><div class=\"modal-body fusion-clearfix\"><div class=\"fusion-image-element in-legacy-container\" style=\"--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-3 hover-type-none\"><img decoding=\"async\" width=\"450\" height=\"395\" alt=\"Three Plate Mold\" title=\"Three Plate Mold\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27450%27%20height%3D%27395%27%20viewBox%3D%270%200%20450%20395%27%3E%3Crect%20width%3D%27450%27%20height%3D%27395%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-orig-src=\"https:\/\/www.rtpcompany.com\/wp-content\/uploads\/2013\/09\/3plate.gif\" class=\"lazyload img-responsive wp-image-2116\"\/><\/span><\/div><\/div><div class=\"modal-footer\"><button class=\"fusion-button button-default button-medium button default medium\" type=\"button\" data-dismiss=\"modal\">Close<\/button><\/div><\/div><\/div><\/div><div class=\"fusion-modal modal fade modal-5 runner\" tabindex=\"-1\" role=\"dialog\" aria-labelledby=\"modal-heading-5\" aria-hidden=\"true\" style=\"--awb-border-color:#e2e2e2;--awb-background:#ffffff;\"><div class=\"modal-dialog modal-lg\" role=\"document\"><div class=\"modal-content fusion-modal-content\"><div class=\"modal-header\"><button class=\"close\" type=\"button\" data-dismiss=\"modal\" aria-hidden=\"true\" aria-label=\"Close\">&times;<\/button><h3 class=\"modal-title\" id=\"modal-heading-5\" data-dismiss=\"modal\" aria-hidden=\"true\">Insulated Runner Mold<\/h3><\/div><div class=\"modal-body fusion-clearfix\"><div class=\"fusion-image-element in-legacy-container\" style=\"--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-4 hover-type-none\"><img decoding=\"async\" width=\"450\" height=\"250\" alt=\"Insulated\" title=\"Insulated\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27450%27%20height%3D%27250%27%20viewBox%3D%270%200%20450%20250%27%3E%3Crect%20width%3D%27450%27%20height%3D%27250%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-orig-src=\"https:\/\/www.rtpcompany.com\/wp-content\/uploads\/2013\/09\/insulated.gif\" class=\"lazyload img-responsive wp-image-2119\"\/><\/span><\/div><\/div><div class=\"modal-footer\"><button class=\"fusion-button button-default button-medium button default medium\" type=\"button\" data-dismiss=\"modal\">Close<\/button><\/div><\/div><\/div><\/div><div class=\"fusion-modal modal fade modal-6 hinge\" tabindex=\"-1\" role=\"dialog\" aria-labelledby=\"modal-heading-6\" aria-hidden=\"true\" style=\"--awb-border-color:#e2e2e2;--awb-background:#ffffff;\"><div class=\"modal-dialog modal-lg\" role=\"document\"><div class=\"modal-content fusion-modal-content\"><div class=\"modal-header\"><button class=\"close\" type=\"button\" data-dismiss=\"modal\" aria-hidden=\"true\" aria-label=\"Close\">&times;<\/button><h3 class=\"modal-title\" id=\"modal-heading-6\" data-dismiss=\"modal\" aria-hidden=\"true\">Living Hinge Design<\/h3><\/div><div class=\"modal-body fusion-clearfix\"><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"width:calc( 100% + 30px ) !important;max-width:calc( 100% + 30px ) !important;margin-left: calc(-30px \/ 2 );margin-right: calc(-30px \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-8 fusion_builder_column_inner_1_2 1_2 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:0px;--awb-spacing-right-large:15px;--awb-margin-bottom-large:30px;--awb-spacing-left-large:15px;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:15px;--awb-spacing-left-medium:15px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:15px;--awb-spacing-left-small:15px;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-8\"><p>This design is simply a modification of a flash gate into a cavity. The web will neck down the first time it is flexed. To ensure a good flex life, the hinge should be flexed several times immediately after being molded, since orientations of the web is what gives it strength.<\/p>\n<p><strong>For use with polypropylene and polyethylene resins only.<\/strong><\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-9 fusion_builder_column_inner_1_2 1_2 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:0px;--awb-spacing-right-large:15px;--awb-margin-bottom-large:30px;--awb-spacing-left-large:15px;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:15px;--awb-spacing-left-medium:15px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:15px;--awb-spacing-left-small:15px;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-9\"><p><img decoding=\"async\" class=\"lazyload alignnone size-full wp-image-2122\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27450%27%20height%3D%27450%27%20viewBox%3D%270%200%20450%20450%27%3E%3Crect%20width%3D%27450%27%20height%3D%27450%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-orig-src=\"https:\/\/www.rtpcompany.com\/wp-content\/uploads\/2013\/09\/hinge.gif\" alt=\"Living hinge\" width=\"450\" height=\"450\" \/><\/p>\n<\/div><\/div><\/div><\/div><\/div><div class=\"modal-footer\"><button class=\"fusion-button button-default button-medium button default medium\" type=\"button\" data-dismiss=\"modal\">Close<\/button><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-background-color:#dddadb;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-center fusion-flex-justify-content-center fusion-flex-content-wrap\" style=\"max-width:calc( 1200px + 30px );margin-left: calc(-30px \/ 2 );margin-right: calc(-30px \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:15px;--awb-margin-bottom-large:50px;--awb-spacing-left-large:15px;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:15px;--awb-spacing-left-medium:15px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:15px;--awb-spacing-left-small:15px;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-section-separator section-separator triangle fusion-section-separator-1\" style=\"--awb-border-bottom:1px solid #ffffff;--awb-spacer-height:1px;--awb-svg-margin-left:15px;--awb-svg-margin-right:15px;--awb-svg-margin-left-medium:15px;--awb-svg-margin-right-medium:15px;--awb-svg-margin-left-small:15px;--awb-svg-margin-right-small:15px;--awb-icon-color:#ffffff;\"><div class=\"fusion-section-separator-svg\"><div class=\"divider-candy-arrow bottom\" style=\"top:0px;border-top-color: #ffffff;\"><\/div><div class=\"divider-candy bottom\" style=\"bottom:-21px;border-bottom:1px solid #ffffff;border-left:1px solid #ffffff;\"><\/div><\/div><div class=\"fusion-section-separator-spacer\"><div class=\"fusion-section-separator-spacer-height\"><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_2_3 2_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:66.666666666667%;--awb-margin-top-large:0px;--awb-spacing-right-large:15px;--awb-margin-bottom-large:30px;--awb-spacing-left-large:15px;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:15px;--awb-spacing-left-medium:15px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:15px;--awb-spacing-left-small:15px;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-1 fusion-sep-none fusion-title-center fusion-title-text fusion-title-size-three\"><h3 class=\"fusion-title-heading title-heading-center fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:30;line-height:1.3;\">More Information<\/h3><\/div><div class=\"fusion-text fusion-text-10\" style=\"--awb-content-alignment:center;\"><p>For more information, view our Part Design Guidelines for Injection Molded Thermoplastics Brochure\u2026<\/p>\n<\/div><div style=\"text-align:center;\"><a class=\"fusion-button button-flat fusion-button-default-size button-default fusion-button-default button-1 fusion-button-default-span fusion-button-default-type\" style=\"--button_margin-top:10px;--button_margin-bottom:20px;\" target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.rtpcompany.com\/mp-files\/part-design-guidelines-for-injection-molded-thermoplastics-brochure.pdf\/\"><span class=\"fusion-button-text awb-button__text awb-button__text--default\">View Brochure<\/span><\/a><\/div><\/div><\/div><\/div><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":11,"menu_order":0,"comment_status":"closed","ping_status":"open","template":"100-width.php","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-1478","page","type-page","status-publish","hentry"],"acf":[],"aioseo_notices":[],"publishpress_future_action":{"enabled":false,"date":"2025-08-14 08:40:57","action":"change-status","newStatus":"draft","terms":[],"taxonomy":"","extraData":[]},"publishpress_future_workflow_manual_trigger":{"enabledWorkflows":[]},"_links":{"self":[{"href":"https:\/\/www.rtpcompany.com\/wp-json\/wp\/v2\/pages\/1478","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.rtpcompany.com\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.rtpcompany.com\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.rtpcompany.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.rtpcompany.com\/wp-json\/wp\/v2\/comments?post=1478"}],"version-history":[{"count":3,"href":"https:\/\/www.rtpcompany.com\/wp-json\/wp\/v2\/pages\/1478\/revisions"}],"predecessor-version":[{"id":27588,"href":"https:\/\/www.rtpcompany.com\/wp-json\/wp\/v2\/pages\/1478\/revisions\/27588"}],"up":[{"embeddable":true,"href":"https:\/\/www.rtpcompany.com\/wp-json\/wp\/v2\/pages\/11"}],"wp:attachment":[{"href":"https:\/\/www.rtpcompany.com\/wp-json\/wp\/v2\/media?parent=1478"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}