{"id":11358,"date":"2025-08-09T08:50:03","date_gmt":"2025-08-09T08:50:03","guid":{"rendered":"https:\/\/ssprecision.com.cn\/?page_id=11358"},"modified":"2025-08-09T09:54:32","modified_gmt":"2025-08-09T09:54:32","slug":"over-molding-insert-molding","status":"publish","type":"page","link":"https:\/\/ssprecision.com.cn\/zh\/over-molding-insert-molding\/","title":{"rendered":"\u5305\u80f6\u6ce8\u5851\u4e0e\u5d4c\u4ef6\u6ce8\u5851\u6210\u578b"},"content":{"rendered":"

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Over molding & Insert Molding<\/h1>\t\t\t\t<\/div>\n\t\t\t\t
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Precision-Engineered Multi-Material Components: Advanced Over molding & Insert Molding Solutions<\/h5>
“Seamless Material Integration in a Single Automated Cycle”<\/h6>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\u300c\u8054\u7cfb\u6211\u4eec\u300d<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Years of experience<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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<\/div>\n\t\t\t\t
<\/div>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t
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Precision Multi-Material Manufacturing: Over molding & insert Molding Techniques<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Over molding and insert molding represent the pinnacle of multi-material manufacturing, enabling seamless integration of dissimilar substrates (plastics, metals, elastomers) with micron-level accuracy. These advanced processes deliver unmatched structural integrity by creating molecular-level bonds between materials \u2013 eliminating adhesives, fasteners, and secondary assembly while maintaining tolerances as tight as \u00b10.005mm<\/strong>\u00a0(validated per\u00a0ASTM D6862<\/strong>).<\/p>
Precision Engineering Breakdown<\/strong><\/h3>
1. Material Science Perfected<\/strong><\/p>
Thermoplastic-Elastomer Fusion<\/strong>: Chemically bonded TPE-to-PP\/ABS interfaces with\u00a0>95% adhesion strength<\/strong>\u00a0(ISO 813)<\/p><\/li>
Metal-Plastic Hybrids<\/strong>: Encapsulated stainless steel\/brass inserts withstand\u00a050+ kN pull-out forces<\/strong>\u00a0(DIN 14889)<\/p><\/li><\/ul>
2. Process Control at Microscopic Scales<\/strong><\/p>
Mold Alignment<\/strong>: <5\u03bcm cavity-to-cavity variation for multi-shot systems (validated via\u00a0CT metrology<\/strong>)<\/p><\/li>
Thermal Management<\/strong>: \u00b11\u00b0C zone-controlled heating prevents stress concentrations at material junctions<\/p><\/li><\/ul>
3. Industry-Proven Applications<\/strong><\/p>
Medical<\/strong>: USP Class VI compliant handles with antimicrobial TPE over PEEK cores<\/p><\/li>
Automotive<\/strong>: Vibration-damped sensor housings (aluminum inserts molded with PPA)<\/p><\/li>
Electronics<\/strong>: EMI-shielded connectors (overmolded conductive plastics on brass terminals)<\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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20,000+ Precision Parts, 150+ Materials<\/h2>\t\t\t\t<\/div>\n\t\t
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\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t4.9\/5\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/h3>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t
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Tolerance Standard<\/h5>
\u00b10.0005\" Precision Guarantee<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t
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Since 2015<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t5\/5\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/h3>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t
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Surface Finish<\/h5>
C8-16 \u03bcin Ra Mirror Finish<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t
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Since 2015<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t4.8\/5\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/h3>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t
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Maximum Workpiece<\/h5>
40\" \u00d7 28\" \u00d7 20\" Capacity<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t
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Since 2015<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t4.5\/5\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/h3>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t
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Material Hardness<\/h5>
Up to 65 HRC Processed<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t
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Since 2015<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Tolerance for Molding Services<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Limits for nominal size<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Metals (ISO 2768- f)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Plastics (ISO 2768- m)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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0.5mm* to 3mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
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\u00b10.05mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
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\u00b10.1mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Over 3mm to 6mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
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\u00b10.05mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
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\u00b10.1mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Over 6mm to 30mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
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\u00b10.1mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
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\u00b10.2mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Over 30mm to 120mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
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\u00b10.15mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
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\u00b10.3mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Over 120mm to 400mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
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\u00b10.2mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
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\u00b10.5mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Over 400mm to 1000mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
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\u00b10.4mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
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\u00b10.8mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Over 1000mm to 2000mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
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\u00b10.5mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
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\u00b11.2mm<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Molding Performance Specifications<\/strong><\/h3>
Category<\/strong><\/th> Parameter<\/strong><\/th> Standard Grade<\/strong><\/th> Precision\/Medical Grade<\/strong><\/th> Validation Method<\/strong><\/th><\/tr><\/thead>
Material Bonding<\/strong><\/td> \u00a0<\/td> \u00a0<\/td> \u00a0<\/td> \u00a0<\/td><\/tr>
Adhesion Strength<\/td> 3-5 MPa (Mechanical)<\/td> 8-12 MPa (Chemical)<\/td> ASTM D6862<\/td><\/tr>
Peel Resistance<\/td> 20-40 N\/cm<\/td> 50-80 N\/cm<\/td> ISO 813<\/td><\/tr>
Dual-Material Properties<\/strong><\/td> \u00a0<\/td> \u00a0<\/td> \u00a0<\/td><\/tr>
Hardness Differential<\/td> \u226430 Shore A<\/td> \u226415 Shore A<\/td> ASTM D2240<\/td><\/tr>
CTE Mismatch Tolerance<\/td> \u03945 ppm\/\u00b0C<\/td> \u03942 ppm\/\u00b0C<\/td> ASTM E831<\/td><\/tr>
Process Capabilities<\/strong><\/td> \u00a0<\/td> \u00a0<\/td> \u00a0<\/td><\/tr>
Insert Positioning Acc.<\/td> \u00b10.010″<\/td> \u00b10.002″<\/td> Vision System (5\u03bcm)<\/td><\/tr>
Overmold Thickness<\/td> 0.5-3.0 mm<\/td> 0.2-1.5 mm<\/td> Micro-CT Scan<\/td><\/tr>
Performance Testing<\/strong><\/td> \u00a0<\/td> \u00a0<\/td> \u00a0<\/td><\/tr>
Thermal Cycling<\/td> -40\u00b0C to +85\u00b0C (500 cycles)<\/td> -60\u00b0C to +150\u00b0C (1000 cycles)<\/td> IEC 60068<\/td><\/tr>
Chemical Resistance<\/td> IPA, Mild Detergents<\/td> Sterilants, Oils<\/td> ISO 1817<\/td><\/tr>
Medical Compliance<\/strong><\/td> \u00a0<\/td> \u00a0<\/td> \u00a0<\/td><\/tr>
Biocompatibility<\/td> –<\/td> USP Class VI, ISO 10993<\/td> Extractables Testing<\/td><\/tr>
Sterilization<\/td> 50 cycles (EtO)<\/td> 300 cycles (Gamma)<\/td> AAMI ST108<\/td><\/tr><\/tbody><\/table><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Materials we provides for molding<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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