1.injection baby tub mould,mold material:P20,2738H ect. 2 ... made base injection mould for baby tub Kaihao Mould Co.Ltd is one of baby tub injection mould suppliers in China. ... your reference as following. ItemDescriptionMould Name: injection mould for baby tubMould Core steel:S45C, S50C, P20, 2738, S55C ... Catia,etc.Machines:CNC, EDM, Mitutoyo, Haitian plastic injection machines, etc.Package: wooden case