Screw and barrel

Nekoo Behineh Machine Co. sells various types of high-quality reciprocating screws with higher durability and functionality.

  • After-Sales Service Nation-Wide
  • 24-Hour Response And Quick Service
  • Supplying Original Parts and Spare Parts
  • Specialized Training for Customers
  • Over Two Decades of Industry Experience
  • Over Two Decades of Industry Experience
  • Consulting 0 to 100 Plastic Injection Lines
Product Introduction

Screws specifications

Nitrated screws

Nitrated with N2 gas (nitrated depth from 0.6 to 0.8 mm)

Surface hardness up to 950-1000 HV

Applications: General purpose screw appropriate for most of applications, better be used for polymers with no glass fiber or at most 10% glass fiber content.

Bi-metallic screws

Casted alloy with 45% Tungsten carbide.

Surface hardness 52-62 HRC

Applications: General plastics and engineer plastics with no more than 15% glass fiber. Can be used for some specific materials including iron powder or ceramic powder.

Full-hardened screws (Hot work tool steel)

Made from Japanese or high-quality Chinese steel

Quenched and annealed

Surface hardness 62-65 HRC

High toughness, hardness and wear resistance

 Applications: Engineering plastics with up to 70% glass fiber. Proper for some specific materials including iron powder or ceramic powder.

Special screws

Customized for special purposes including PVC, Silicone molding, BMC, high-transparent pars and optical lenses.

 

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