● A kind of PTFE oil sealing air tightness detection device
● An oil seal mounting guide assembly that is easy to assemble
● An oil-sealed plastic liner with installation guide and protection function
● A storage shelf for aluminum base
● A kind of positioning component for stamping processing of oil seals
● A kind of oil seal production mold
● A kind of conveyor belt for automatic oil seal production line
● A kind of PPS seat oil seal with magnetic ring