Min. Order Reference FOB Price
1 Set US$1,000.00-3,000.00 / Set
Product Description
Detail Information For 65mm L/D Ratio=33 Screw and Barrel for PP Melt-Blown Fabric: Application: for PP melt blown fabric. Customer's Requirement: good abrasive resistance Screw's quality: nitriding quality, 38CrMoAlA as base steel, screw's flight will be welded with alloy layer, alloy ...