ABOUT US

DONGGUAN SENMA NEW MATERIAL TECHNOLOGY CO., LTD. (affiliated with HongKong Gmark Industry Limited)is a trusted innovator in silicone foam solutions, located in Dongguan, China.With 15 years of expertise in advanced material development and manufacturing, we specialize in high-performance silicone foam rolls and sheets designed to meet the precise demands of cutting-edge industries.
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Industry: EV Battery Pack Manufacturing Pain Points: Traditional foam degraded under high heat, causing frequent seal failure. Solution: Custom Flame-Retardant Silicone Foam Die Cutting (250°C rated) with curved-edge design.

Before: 15% defect rate, $12k/month repair cost; After: 0 leaks in 18 months, 25% lower production cost.

Your IP68 Silicone Foam Gaskets for smartwatch waterproofing? Game-changer! Passed 50m depth test, reduced returns by 7.5%!

TechGear Co., QA Director

0.2mm ultra-thin Silicone Foam Die Cutting replaced phone battery adhesives! 8N/cm peel force, rework rate dropped from 10%→0!

3C Electronics OEM

Industry: Optical Measurement Instruments Pain Points: Micro-vibrations caused ±5% measurement deviation. Solution: Custom Silicone Foam Sandwich Mounts ( 3% Vibration Transmissibility) with leveling function.

Results: Precision stabilized to ±0.5%, achieved ASML Tier 2 Supplier status.

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