Gold Member Since 2015
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Dongguan Jingheng Machine Co., Ltd.

Screw, Screw Barrel, Injection Screw manufacturer / supplier in China, offering Bai Su Injection Molding Screw Barrel, D50 Screw for Toyo Injection Molding Machine, D40 Injection Torpedo Set for Engel Machine and so on.

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Supplier Homepage Product Barrel&Screw Series Bai Su Injection Molding Screw Barrel

Bai Su Injection Molding Screw Barrel

FOB Price: US $1,000 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $1,000/ Piece
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Production Capacity: 10000PCS/Year
Transport Package: Wood Case
Payment Terms: L/C, T/T, D/P, Money Gram, Western Union

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Basic Info
  • Standard: GB
  • Feature: Recycle
  • Screw Diameter: 20millimeter-220millimeter
  • Linearity of Screw: 0.015mm
  • Surface Roughness: Ra 0.4
  • Origin: Dongguan, Guangdong
  • Technics: Push
  • Material: Alloy
  • Nitrided Hardness: HRC 55-65
  • Nitriding Layer Depth: 0.5-0.8mm
  • Trademark: JHM
  • HS Code: 84779000
Product Description
Product Description
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.

Bai Su Injection Molding Screw Barrel


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

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

Our Advantages
1.       Over 20 years experiences of manufacturing and designing screw
2.       Professional design and R&D team
3.       Customized service for each customer
4.       Fast response to each inquiry
5.       In-time after sale service
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Mr. Frank Xu
To: Mr. Frank Xu

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