PPR Male Socket Union Pipe Fitting MouldMould name: PPR Male Socket Union Pipe Fitting MouldCavity:  4 cavitiesMould size:32mmMould steel:2738 or 718for the cavity and coreGate :direct gatemould structure:Anple  pinHardness of core/cavity: HRC 32-45°after vaccum heat treatmentInjection moulding machine:    T  Taizhou Huangyan Hong Jin mould Co., Ltd was established in 2002.We are professional in design and manufacture the pipe fitting mould for more than 23  years.We are looking forward to long cooperation with you.Following is the main information for y...