Custom Molded Silicone Rubber Parts 70 Shore A Heat Resistant OEM Compression Molding for Industrial Sealing

Custom Molded Silicone Rubber Parts

OEM & ODM compression molded silicone rubber parts, 30–80 Shore A, working range −60 °C to +250 °C, molded to your 2D/3D drawing with ±0.05 mm tolerance. Tooling 12–18 days, mass production 15–20 days.

Application Scenarios

• Automotive & new energy: sealing boots, grommets, vibration dampers and connector seals that resist engine-bay heat, oil mist and ozone.
• Household appliances: dishwasher and washing machine door gaskets, steam valve seals, food-contact suction cups and bottle parts.
• Medical & laboratory: FDA / LFGB grade diaphragms, stoppers, duckbill valves and tubing connectors for single-use devices.
• Industrial equipment: pump and valve seals, cable sleeves, machinery protective caps and conveyor components on 24/7 production lines.
• Electronics & lighting: waterproof keypads, LED sealing rings, thermal gap pads and dust covers.

Quick Specification Table

Quality Assurance

• Certified system: ISO 9001:2015 quality management, IATF 16949 workflow for automotive programs.
• Three-stage inspection: IQC on raw silicone compound, IPQC during molding (first article + hourly patrol), FQC 100% visual check before packing.
• Lab testing: tensile strength and elongation per ASTM D412, compression set per ASTM D395, hardness per ASTM D2240, tear strength per ASTM D624.
• Compliance reports: RoHS, REACH, PAHs, FDA 21 CFR 177.2600 and LFGB reports issued per production batch by SGS / TÜV.
• Traceability: every carton is labeled with batch number, material lot and inspection record, traceable for 24 months.

Packaging Specifications

• Inner packing: individual PE bag with desiccant, 100–500 pcs per bag according to part size.
• Carton: 5-layer export corrugated carton, 30 × 25 × 20 cm standard, custom size accepted.
• Pallet: fumigation-free plywood pallet, stretch film and corner protectors, 1 ton load capacity.
• Labeling: customer logo, item code, quantity, batch number and barcode printed as required.
• Protection: moisture-proof and dust-proof; fragile or high-precision parts get EPE foam separators.
• Shipping mark: neutral packing or customized shipping marks for Amazon FBA and retail distribution.

After-Sales Service

• Fast response: quotation within 8 working hours, technical reply within 24 hours, English-speaking engineer support.
• Free samples: stock samples free of charge, freight collect; custom samples in 5–7 days.
• Mold warranty: 12-month tooling warranty with free repair, mold ownership belongs to the customer.
• Quality guarantee: defective parts caused by our process are replaced or refunded within 30 days after arrival.
• Order follow-up: weekly production photos and videos, shipping documents and tracking until goods arrive.
• Long-term support: material selection advice, design-for-manufacturing review and annual cost-down proposals.

FAQ

Q: What is your MOQ for custom silicone parts?
A: 500 pcs for standard sizes and 1,000 pcs for new tooling, small trial orders are negotiable.

Q: Can you produce from our drawing or sample?
A: Yes. Send 2D/3D drawing, STEP file or a physical sample, and we will confirm the tooling plan and DFM feedback in 48 hours.

Q: What is the tooling cost and lead time?
A: Tooling costs from USD 300 depending on cavity number and structure, with 12–18 days for first samples.

Q: Which materials and certificates are available?
A: Standard VMQ, FDA food grade, medical grade and flame-retardant silicone, with RoHS, REACH, FDA and LFGB reports.

Q: How do you handle quality complaints?
A: Send photos and batch number, we reply within 24 hours and ship replacements with your next order at our cost.

Q: Do you support OEM branding and neutral packing?
A: Yes, OEM logo, custom labels, barcode and neutral cartons are all available.

Send your drawing today and get a quotation within 8 working hours.