Conical Twin Screw and Barrel for SPC Sheet

Specification: 45/90, 45/100, 50/105, 51/105, 55/110, 55/120, 58/124, 60/125, 65/120, 65/132, 68/143, 70/135, 70/140, 75/150, 80/143, 80/156, 92/188, 105/216, 110/220 The above are our standard specifications, we can customize according to customers' requirements. The compression ratio of screws can be designed according to different raw material and products. Material of Screw and Barrel: Raw Material The Finished Product Processing Requirements 38CrMoAlA, SACM645, 42CrMo Nitriding Treatment 42CrMo, AISI 4140 Chrome Plating Hardness Layer 4Cr5MoSiV1, SKD-61, SKD-11 Spraying Bimetal Alloy Layer And Nitriding Treatment HPM38, SI36, SUS440, 9Cr18MoV Sta…