Custom silicone products manufacturer for LSR molding, overmolding, keypads, gaskets, and precision silicone parts. Contact us for manufacturing support.

Silicone Compression Molding

At Rilong, we specialize in silicone compression molding, offering reliable, cost-effective solutions tailored to your exact needs. With advanced production capabilities and years of industry experience, we deliver precision-molded components used across a wide range of industries.

Our Capabilities

We combine cutting-edge machinery with deep material expertise to support your projects from concept to completion.

Silicone Hot Compression Molding

Material Expertise
We work with a broad range of materials to suit different mechanical and environmental demands:
Silicone
Natural Rubber (NR)
Nitrile Butadiene Rubber (NBR)
Styrene Rubber (SR)
Viton®
EPDM and more.
We are skilled at using a range of high-performance materials, including:
Hardness Customization
We typically mold products with a hardness range of 20–90 Shore A, with a tolerance of ±5 Shore A, and can adjust based on specific customer requirements.
Precise Tolerances & Quality Control
Every step of the process—from material selection to final inspection—is managed in-house to ensure accuracy, repeatability, and adherence to your specifications.

High-Quality Silicone Rubber Parts

Product Portfolio
We specialize in manufacturing:
Consumer Electronics:
• HMI interfaces, silicone keypad components(including conductive rubber variants)
• Protective cases (phones, PSP game consoles)
• E-cigarette components (insulating rings, mouthpieces)
Industrial & Automotive:
• HVAC seals (NBR, Viton) • Waterproof gaskets • Vibration-damping foot pads
Medical & Food-Grade:
 FDA-compliant silicone parts • Baking parts • Sterilizable seals
Security Systems :
• custom keypads and covers
Custom Solutions:
• Complex geometries (cable organizers, multi-material strainers)
• UL94-rated flame-retardant components

Why Choose Us?

Full-service solution from design assistance to mass production
Material flexibility and engineering support
On-time delivery with competitive pricing
Strict quality control at every production stage with certified ISO9001/ISO14001/ISO13485
Customization for color, hardness, texture, and appearance