4. The steel and rubber check
Steel and rubber water-stop model and related parameters:
Type 1, BFGB (CR) - 380 using my company produces the rubber water-stop, width is 380 millimeter, materials for neoprene. Suitable for containing alkali wastewater such as seepage control projects, applicable temperature - 35 ~ 60 ℃.
Type 2, BFGB (NR) - 450 which our company produces the rubber water-stop steel edge, width is 450 millimeter, materials for natural rubber. Suitable for fresh water seepage control engineering, applicable temperature - 40 ~ 60 ℃.
3, FGB type (NBR), 350 - said by my company production of rubber water-stop, width is 350 millimeter, materials for nitrile rubber. Suitable for sewage containing oil base oil seepage control engineering, applicable temperature - 35 ~ 60 ℃.
Note: (CR) said neoprene; Nitrile rubber (NBR) said. Said neoprene (CR)
4, steel edge rubber water-stop technical indicators
1) constant pressure permanent deformation of 70 ℃
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