KE-4916-B features neutral curing formula with no corrosion to metal contacts, PCBs and delicate electronic components. It provides excellent adhesion, high dielectric strength and outstanding resistance to heat, ageing and moisture. The cured silicone remains elastic, absorbing vibration and maintaining sealing integrity for long-term industrial and electronic use.

• Type: One-part neutral RTV silicone sealant

• Cure Method: Room temperature moisture cure

• Appearance: Black paste

• Shore A Hardness: 30

• Temp Range: -50℃ ~ 180℃

• Elongation: ≥350%

• Key Property: Non-corrosive, bonding & sealing

• Package: 330ml

• Room Temperature Vulcanizing – Cures naturally at ambient temperature without heating, easy on-site application.

• Neutral Non-Corrosive Cure – No acid or harmful by-products, safe for metal, circuit and sensitive electronics.

• High Electrical Insulation – Reliable dielectric performance for electronic isolation and safety protection.

• Flexible & Vibration Resistant – Cured rubber stays elastic, absorbs shock and prevents cracking under vibration.

• Heat & Weather Ageing Resistant – Stable performance under high temperature, humidity and long-term ageing.

• Electronic PCB Sealing – Edge sealing and conformal coating for printed circuit boards.

• Component Bonding – Adhesive fixing of resistors, capacitors and small electronic parts.

• Electrical Enclosure Sealing – Gap sealing of power boxes, junction boxes and control housings.

• Automotive Electronics Sealing – Waterproof sealing for car sensors and onboard electronic modules.

• General Industrial Gap Filling – Fills micro gaps in machinery, plastic and metal assembly joints.