Polybutylene terephthalate (PBT) ndi pulasitiki yaukadaulo wapamwamba kwambiri. Ili ndi processability yabwino kwambiri, kukula kokhazikika, kumaliza kwabwino pamtunda, kukana kutentha kwambiri, kukana kukalamba komanso kukana kwa dzimbiri, chifukwa chake ndi ...
Werengani zambiri