供应PEEK棒聚醚醚酮棒PEEK板聚醚醚酮板

供应PEEKCA30板PEEKCA30棒

供应PEEKHPV板PEEKHPV棒PEEKHPV

供应PP板PP棒PP聚丙烯PP板PP棒PP聚丙烯

供应PBT板PBT棒PBT板棒

供应PAI板PAI棒PAI聚酰胺酰亚胺

供应PVC板PVC棒PVC聚氯乙烯

供应PTFE聚四氟乙烯板PTFE聚四氟乙烯棒PTFE

供应UPE板UPE棒UPE*分子聚乙稀

供应PVDF板PVDF棒PVDF聚偏氟乙烯