Blanking ----> Rough Machining ----> Quenching & Tempering ----> Semi Finishing Machining ----> Finish Machining ---> Nitriding or
Bimetallic Processed ---> Detecting Finished Product ---> Packing & Shipping
Regular model of Parallel twin screw barrel | Ø15-Ø500 | |
Machine brand | Model | |
WEBER | DS7.22; DS8.32; DS11.22; DS12.32; DS13.22; DS850/2b | |
KRAUSS MAFFEI | KMD60; KMD75; KMD90; KMD110; KMD114; KMD130 | |
CINCINNATI | ARGOS72; ARGOS93; ARGOS114; ARGOS132; ARGOS135 | |
BATTENFELD | BEX65; BEX68; BEX90; BEX92; BEX107; BEX110 | |
MIKROSAN | MCV55; MCV67; MCV110 | |
THEYSOHN | TTS78R-26; TTS88R-24; TTS88R-26; TTS108R-24; TTS108R-26; TTS138-28 |
Parallel Twin Screw Application
Base Material | 1)38CrMoAlA(JIS SACM645);2)Cr12MOV(JIS SKD-11) ; 3)4Cr5MoSiV1(JIS SKD-61) ;4)42CrMo(AISI 4140) |
Bimetallic Alloy Materials | 1)Fe-based alloy 2)Ni-based alloy/Deloro alloy 3)Co-based alloy 4)NiCo-based alloy 5)Tungsten carbide/Wolfram carbide |
Surface Treatment | Heat Treatment High Frequency Treatment Nitriding treatment(120 Hours): Depth of Nitrided Layer: 0.5-0.8 mm Hardness of Nitrided Layer: 900-1020Hv (HRC56°-65°) Hard Chrome Plating treatment: Thickness of Hard Chrome Plating Layer: 0.05-0.10mm Hardness of Hard Chrome Plating Layer: ≥950HV Nickel alloy plating.treatment: Bimetallic Barrel/Cylinder: Centrifugal Casting (Inlay Alloy) Bimetallic Screw: Plasma Alloy Coating SprayingDepth of Bimetallic Layer: >2mm Hardness of Bimetallic Layer: HRC55°-72° Spraying corrosion wear-resisting dual metal layers |
Basic information | Roughness of the surface:Ra0.4um Linearity of the screw: ≤0.015mm Linear axis limit: ≤0.02mm Hardness after Hardening & Tempering: HB240-280 Fragility of Nitration:≤Two class |