性能與結構：

SJSZ系列錐形雙螺桿擠出機，配以相應的螺桿和輔機，可將各種熱塑性塑料特別是硬聚氯乙烯粉料直接擠出成管、板、片、膜及異型材等，也可完成對各種塑料的改性及粉料造粒過程。
本機采用直流電機，可控硅無級調速，設有過載保護和故障報警、螺桿芯部油循環恒溫、機筒油冷卻，并裝有真空排氣管裝置和定量喂料裝置。

FuncitionsConstruction:
The series Extruders with apporpriate screws,diesother auxiliaries can directly convert thermoplastic expecialy RPVC powder into Pipe,plate sheet,filmprofile,and also Provide function of modifyingPelleting.
The extruders drived by D.C motor with a thyristor to stepless regulate.It also equiped with the over-load prtectionstoppage alsrmingsystem.The screws corethe outside of barrels are cooled by the circulation of oil,ther fuctions include vacuum ventingforced feeding.

主要技術參數Main Technical Standards ：