Min. Order Reference FOB Price
100 Pieces US$10.00-99.00 / Piece
Product Description
High Performance Zlyj200 Zlyj 133 146 173 Ratio 20 Single Screw Extruder Extrusion Gear Box for Film Blowing Machine 1, The gear is made of high-strength low-carbon alloy steel by carburizing and quenching. The hardness of the tooth surface is up to HRC58-62. The gears are groun d grinding ...