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Quick Details

  • CAS No.: SEC-638
  • Other Names: car silicone
  • MF: /
  • EINECS No.: SEC-638
  • Place of Origin: Guangdong, China (Mainland)
  • Classification: Other Adhesives
  • Main Raw Material: Silicone
  • Usage: Transportation, Other, for cars
  • Brand Name: DERFOE
  • Model Number: SEC-638
  • Type: Neutral
  • Certification: SGS,ROHS,IAF
  • Volume: 85g tube
  • Shelf life: 12months
  • Heat resistance: -40°F-572°F
  • Tack-free time(5mm): 12mins
  • curing time: 19h
  • Color: white,black,grey,clear
  • Part: one part
  • OEM: YES

Packaging & Delivery

Packaging Details 85g/tude.144pcs/ctn, 44*44*46cm
Delivery Time 25~30days after receiving 30%deposit

engine head gasket from China



*RTV silicone gasket maker SEC-638 is a Neutral CURE, sensor-safe, low-odor and non-corrosive compound.

*RTV SEC-638 meets the performance specs of OE silicone gasket maker and retains high flexibility and oil resistance.

*Temperature range -75F to 650F intermittent; auto and shop fluids and vibration resistant.

*Available in 35ml and 85ml or as required

*Available color: black, grey, red, clear, white, blue or as required


Suggested applications

1. Valve covers

2. Oil pan

3. Intake manifold end seals

4. Timing covers

5. Transmission pans









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Our factory &  laboratory






Our services


2. we are factory at Guangzhou, can do as your brand

3. 24 hours on-line service  

4. Excellent service for sale 

5. Expert at our products 

6. Competitive price with superior higher quality products

7 .Strict test before its delivery




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