PPR is the abbreviation of three-type polypropylene, also known as random copolymer polypropylene pipe. It adopts the method of heat welding, has special welding and cutting tools, and has high plasticity. The price is also very economical.
When the relative movement of the working surface occurs,a continous lubricating film will be rapidly generated to protect the contacting surfaces from wearing and friction. Depending on the working conditions, Carbon steel back, Stainless steel back and
Quick connect fire fittings, its material is CF8M, and is produced by investment casting process. We need to finish the below process, electro-polishing and machining before delivery. Like this fitting or coupling that is usually used in the field of fire