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Single Extruder Screw for Extruder Machine

Basic Info

Model No.:  single screw for Extruder

Product Description

Model NO.: single screw for Extruder Technics: Press Material: Metal Diameter: 20mm-220mm Hardness: HRC55-65 Origin: Dongguan, Guangdong Standard: GB Feature: Recycle Name: Jhm Mould Clamping Force: 140t-3200t Trademark: JHM HS Code: 84779000 Single Screw Barrel for Extruder
Basic Info.
Model NO.:60mm 90mm 100mm
Standard: GB
Technics: Milling
Material: Iron
Export Markets: Global
Additional Info.
Trademark: JHM
Packing: Plywood Case
Standard: 90 100 110 150
Origin: Dongguan China
Production Capacity: 100

Product Description
Single Extruder Screw for Extruder Machine

Single Extruder Screw for Extruder Machine

Jingheng owns a professional design and R&D team, advanced processing equipment, and first-class technical team. The company closely cooperates with the international famous steel manufacturers and large-scale thermal treatment manufacturers, to rigorously select the materials and control the thermal treatment and processing technology.
Jingheng produce many kinds of Injection Screw such as Fanuc, Demag, Nissei, Tishiba, Sumitomo and Battenfeld,etc.

Base materials: 
1)38CrMoAlA (JIS SACM645)     2)42CrMo (AISI 4140)         
3)4Cr5MoSi V1 (JIS SKD-61)       4)DC53 (JIS G4404)
5)Cr12MoV (SKD11)                   6)9Cr18MoV

Bimetallic alloy materials
   1)Ni-based alloy/Deloro alloy     2)Fe-based alloy
   3)Co-based alloy                       4)NiCo-based alloy
   5)Tungsten carbide/Wolfram carbide

Processing technics
   Heat treatment
   High-frequency quenching
   Nitriding treatment
   Bimetallic alloy welding
   Bimetallic alloy centrifugal casting
   Hard-chrome electroplating

Technical parameters
   Nitriding layer depth: 0.5-0.8mm
   Nitrided Hardness: 900-1000HV (HRC 55-65)
   Nitrided brittleness: Less than grade 1
   Surface roughness: Ra 0.4
   Linearity of screw: 0.015mm
   Bimetallic layer depth: 3 mm
   Bimetallic layer hardness: HRC 55-70
   Hard-chrome plating hardness after nitriding: ≥950HV
   Chrome-plating layer depth: 0.03-0.1mm

Screw Production Process
   Customer Order--- Material Procurement---Normalizing/Homegenizing---Dring---Rough Turing---Rough Thread Rooling---Alignment and Stress Release---Fine Rough Rolling---Mixing/Stirring Zone---Alignment Polishing---Grinding---QC---Iron Nitrogenizing(120 hour)---Alignment/Polishing---Polishing/Grinding---Cryogenic treatment---PVD plating---O.D Grinding---FQC---Packing and Shipping

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