الوصف

Assiemble parts of screw barrel   The conical twin screws and barrel can be designed different structure according to the different product and market requests.  Specifications of conical twin-screw and barrel:   *5/*0 *5/*7 *0/**3 *5/**0 *0/**0 *5/**5 *8/**6 *0/**6 *0/**2 *2/**8       Technical standard: 1.Material: *8C rMoALA 2.Hardness of modulator: HB******0 3.Hardness of nitrification:*******0HV 4.Depth of nitrification layer: 0.**0.7mm   Double-alloy technical standard: Double-alloy level: 1.Level A - containing tungsten of *0% 2.Level B - containing tungsten of *5% 3.Level C - containing tungsten of 9.5% 4.Hardness of alloy: HRC****5o   Applied scope of plastic: applied for PVC and WPC material,  has a high output and stable performance. 1.Components of alloy powder: Ni + Co + Cr + W + Si + Fe + B + C 2.Depth of alloy layer: 1.2 mm*2.0 mm 3.Hardness of alloy: HRC>*5°  Two stage type of barrel (material of powder outlet is Cr*2MoMV, vacuum quenching)
and screw (powder output is treated by alloy), the using lifespan is long as twice
as common ones.The twin screws and barrel can be equipped in differents