HONGTUO MACHINERY
SCREW AND BARREL FOR SCREWING MACHINE
HONGTUO SCREW
The screw and barrel for screwing machine are applied to remove moisture from cleaned film and woven bags,etc.
Product model of the screwing machine is 300、320、350、380.
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.
The screw and barrel for screwing machine are applied to remove moisture from cleaned film and woven bags,etc.
Product model of the screwing machine is 300、320、350、380.
INJECTION SCREW BARREL AND ACCESSORIES
SINGLE SCREW AND BARREL FOR EXTRUSION MACHINE
SCREW AND BARREL FOR HIGH SPEED EXTRUSION MACHINE
SCREW AND BARREL FOR PELLETIZER MACHINE
SCREW AND BARREL FOR SCREWING MACHINE
PARALLEL TWIN SCREW AND BARREL
CONICAL TWIN SCREW AND BARREL
SCREW AND BARREL FOR RUBBER MACHINE
PLANETARY SCREW AND BARREL
SCREW AND BARREL SEGMENT
BIMETALLIC SCREW AND BARREL
PROFESSIONAL MANUFACTURER OF H SERIES PLASTIC INJECTION MOLDING MACHINE
Service Hotline
0580-8055339
Hotline：+86-580-8055339
Fax：+86-580-8233030
Email：info@ht-alloy.com
Head office：No.2, Muyu New Village, Mu 'ao Village, Jintang Town, Dinghai District, Zhoushan City, Zhejiang Province
Filiale：Building 16, Zone B, Mold Industrial Park, No.6 Lanxin Avenue, Shuanglonghu Street, Yubei District, Chongqing
Website：www.hnkmdz.cn
Mobile Website
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