This screw and barrel are generally used on all kinds of plastic machines, such as injection molding machines or extruders etc

Conical twin screws
Specification:
Materials:
*38CRMOAIA(JIS SACM645)
*42CRMOAIA(AISI 4140).

Conical Twin Screws and Barrels product offered by Shenzhen Bao'an Longhua Shuanglian Plastic Screw Machinery Department