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INJECTION MOULDING MACHINE SCREW AND BARREL SPECIFICATION

1.Casting machine locks the mold strength: 100KN~35000KN 

2.Injection capacity: 30~30000g 

3.Screw diameter application: Φ12~Φ250 

4.Screw structure and compression ratio can be designed  for different materials and products.

RAW MATERIAL AND HARDENING REQUIREMENTS

Material：

38CrMoAIA (1.8509)，42CrMo，41CrAlMo7；Stainless steel 316，316L，316Ti，9Cr18Mo,9Cr18MoV ,Hastelloy C276,C4, M2,SKD61, (H13) SKD11 (D2),K110, Inconel 625

Heat treatment method: Nitriding treatment,Surface hardness: HV≥900[HRC≥68].Nitriding depth: 0.6-0.8mm.

Surface coating treatment, Depth: 0.02-0.15mm.

High-frequency quenching treatment, overall hardening.Hardness(HRC): 55-65

Bimetallic screw and barrel series: Iron-based alloy(HT2TJ). Hardness(HRC) : 58-60 Nickel base alloy(HT6NJ).Hardness(HRC):53-56 lron-based alloy with tungsten, carbide(HT3W). Hardness(HRC):58-60 Nickel base alloy with tungsten carbide(HT5JW).Hardness(HRC):55-58 Superhard alloy(HT9TT).Hardness(HRC):62-65

PROCESSING

Nitride screw processing：Book material → Heat treatment(quenching and tempering) → Rough machining → Heat treatment(setting) → Finishing machining → Rough milling → Heat treatment(Nitride hardening) → Finishing milling → Inspection → Delivery.

Bimetallic screw processing：Book material → Heat treatment (quenching and tempering) → Rough machining → Heat treatment(setting) → Finishing machining → Flight spray and melt bimetallic alloy → Rough milling → Inspection → Heat treatment(Nitride hardening) → Finishing milling → Inspection → Delivery

Nitride barrel processing：Book material → Rough machining (inner diameter) → Heat treatment(quenching and tempering) → Finishing machining → Rough miling → Heat treatment (Nitride hardening) → Finishing milling → Inspection → Delivery.

Bimetallic barrel processing：Book material → Rough machining(inner diameter) → Bimetallic alloy casting(inner diameter) → Finishing machining → Finishing milling → Inspection → Delivery.

INJECTION MOULDING MACHINE SCREW AND BARREL SPECIFICATION

1.Casting machine locks the mold strength: 100KN~35000KN 

2.Injection capacity: 30~30000g 

3.Screw diameter application: Φ12~Φ250 

4.Screw structure and compression ratio can be designed  for different materials and products.