SJSZ series conical twin screw plastic extruder is a highly efficient agglomerating and extruder equipment.Machiners of this series feature low shearing rate,uneasy decomposition of material stock,even plastication and agglomeration,reliable quality,wide application range and long service life.Using HPVC powder as raw material for a direct forming,the extruders perform an excellent effectiveness.These machine have auto matic temperature control,vacuum gas exhaustion,oil-cooled screws,stepless speed regulation,as well as a forced feeding and self-cleaning mechanism.