Shenzhen Wjm Silicone & Plastic Electronic Co., Ltd.
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Shenzhen Wjm Silicone & Plastic Electronic Co., Ltd.
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Certifications

RoHS Silicone Raw Material Certificate

Qualifications

Our RoHS silicone raw materials have passed the EU RoHS Directive (2011/65/EU) certification, ensuring they do not contain harmful substances such as lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (Cr6+), polybrominated biphenyls (PBB), and polybrominated diphenyl ethers (PBDE). The test reports are issued by authoritative third-party institutions like SGS, complying with international environmental standards. Additionally, we hold REACH registration certificates to ensure supply chain compliance, and we have obtained UL 94 V-0 flame retardant rating certification, suitable for electronic and electrical products.

Systems

We have established a comprehensive ISO 9001 quality management system and ISO 14001 environmental management system, enabling full traceability from raw material procurement to the production process, ensuring every batch of silicone raw materials meets RoHS requirements. We utilize a digital supply chain platform to integrate supplier audits, material testing, and certificate management, conducting regular internal audits and external reviews to maintain high standards of environmental compliance.

Capabilities

This silicone raw material features excellent high-temperature resistance (-60°C to 250°C), good flexibility, and insulation properties, with a hardness range of 20-80 Shore A, and customizable colors and thicknesses. It has strong anti-aging capabilities, resistance to UV and chemical corrosion, and supports injection molding, extrusion, and compression molding. With high production efficiency and a defect rate below 1%, it is suitable for large-scale customized production.

Application Scenarios

Widely used in consumer electronics (such as phone sealing rings, keyboard pads), medical devices (such as respirator mask seals), automotive components (such as engine gaskets), and household appliances (such as refrigerator door seals). In smart wearable devices, it can be used for waterproof and dustproof interfaces; in new energy vehicle battery systems, it provides reliable insulation protection to ensure safety and environmental compliance.

 

 

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Shenzhen WJM silicone & Plastic Electronics Co., Ltd. is located in Baolong Zone, Longgang District, Shenzhen. The main business has two major sectors, silicone pos case, custome silicone plastic products and auto parts supplies series, WJM was established in 2002 and covers an area of more...
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No 7.Xingnong Road,Baolong Street, Longgang District, Shenzhen, Guangdong China

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Copyright © 2026 Shenzhen Wjm Silicone & Plastic Electronic Co., Ltd. All rights reserved. Privacy Policy

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