... CNC process rotational moulding cast mold Rotational molding or called roto mould, rotomolding, roto-moulded, rotomold is used for hollow, large scale parts ... tanks, shelving and other common large parts. Due to the Roto mould process, the molds come welded to ... thickness and smooth surface. Full design, manufacturing process control rotational mold, CNC machining ,allows us to efficiently ,durability ...