Factory low price insulating glass primary sealing sealant butyl sealant

Hot melt butyl sealant for insulating glass
Our factory specializes in the development and production of insulating glass primary sealant (PIB sealant), we are the only one allowing customers to random test all indicators which can be qualified, and beyond the national standard.
The sealant customers like is good sealant. The characteristics of our products are as follows:
1. Excellent performance indicators
2. Fine operation
3. Reasonable price
The raw material is polyisobutylene for insulating glass.
It is one-part, solvent free. No cracking in a wide temperature range. It has good adhesion to glass, aluminum alloy, zinc plating steel, stainless steel and etc. It can offer an excellent humidity proof system with elasticity.
 1. Appearance: homogeneous black putty.
 2. Odor: odorless.
 3. Density: 1.05g-1.4g/cm3
 4. Suitable Temperature: -40°C+80°C, keep the surface and edges from cracking and sagging.
 5. Extruding temperature: about 120~150°C.
Mainly used for primary sealing of insulating glass, glass curtain wall, refrigerator and freezer etc. 
Packing:
180mm 7.0kg each, 4 pcs per carton.
The other size also can customized
Shelf life:
36 months keep dry and below 27 °C.

ROCK have specialized in this line for more than 19 years, we manufacturer the largest volume and range of spacer bars, Georgian bar, and IG glass sealant to the worldwide market including other accessory which supply by our cooperation factory.
Rock take the lead to adopt the US Thermtool high frequency welding technology , now we have about 13 advanced spacer production lines, more lines will be introduced in future, Rock serves a high-end Aluminum spacer for the insulating glass.
Rock now make it headquarter in Beijing. our products are very popular in worldwide market.

Established 2001
Number of employee 105
Production line 13
We operate in 58 countries worldwide