lrj11052613

Rockwool pipe 1.Fireproof Rock Wool 2.Excellent thermal insulation property 3.Non-combustibility A1 4.Low heat conductivity Description:rock wool shell of pipe is made of natural basalt as the major materials which are made into man-made inorganic fibers by fast centrifugal equipment after high-temperature melted, and at the same time adding special adhesives and dust laying oil. It can be made ...