... , 3.different size, and shape 4.in PVC material Tairong Machineryextrusion mould for PVC wire cable trunking (multi cavity, top and ... Zhangjiagang City Tairong Mold CO.,LTD.:PVC cable trunking extrusion mouldsmore than 8years experiences different pvc, ppr,abs, uhmwpe and other ... plant,which assures the stability of moulds. extrusion mould for PVC wire cable trunking (multi cavity, top and cover co- ...