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Ningbo Haodi Motor Technology Co., LTD.

[Province: Zhejiang ]

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Wear resistant double screw extruder sheet screw barrel

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Wear resistant double screw extruder sheet screw barrel

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Wear resistant double screw extruder sheet screw barrel
1.38CrMoALA,SACM645
2.Optimum performance&input
3.Wearproof,long life

Wear resistant double screw extruder sheet screw barrel

we can make any specification of extruder screw barrel and injection screw barrel for Haitian, Demag, Engle, Klaus-maffei, Cincinnati Battenfeld,Nigro bossi, arburg,NPM, BOY, Husky, Fanuc, billion, Sumitomo, Nippon Steel, Toshiba, Nissei, Mitsubishi and etc. We also can supply all types of screw and barrel according to your different requirements.

Specifications of standard double conical barrel and screw for twin screw extruder:45/90, 51/105, 55/110, 65/132, 80/156, 80/172, 92/188.

Advantages of double conical barrel and screw for twin screw extruder:

1.Advanced Nitriding Technology
2.Anti-corrosion and Wear-resisting Duplex Metal Spraying Technoloy

Technical Parameter
Quenching and Tempering Hardness HB280-320	Screw Straightness 0.015mm
Nitriding Hardness HV950-1050	Nitrided Chromium Coating Surface Hardness900HV
Nitriding Depth 0.45~0.7mm	Chromium Coating Thickness 0.025~0.10mm
Nitridng Brittleness 2 Level	Duplex Alloy Hardness HRC55-65
Surface Roughness Ra0.4	Duplex Alloy Depth 0.8~3.0mm
Materials and Technologies
Quality 38CrMoAIA (41CrAIMo7)	SKD61(H13)
Quality Duplex Stainless Steel	Gr12MoV
42CrMo	Quality Powder Metallurgy Materials
40Cr	Hard Metal Cold/Thermal Spraying Technology
Zinc 3# Steel	Advanced Nitriding Technology
Anti-corrosion and Wear-resisting Duplex Metal Spraying Technology

Double-alloy technical standard:

Double-alloy level: Level A - containing Tungsten of 40%

Level B - containing tungsten of 25%

Level C - containing tungsten of 9.5%

Hardness of alloy: HRC56-65

Applied scope of plastic: applied for all kinds of appended fiberglass, plastic and PPA, PPO, PPS, LCP, magnetism powder and PC special engineering plasticComponents of alloy powder: Ni + Co + Cr + W + Si + Fe + B + C

Our counter rotating conical twin screw have following features :

Conical twin screw machined onCNC"WMW" Germany make thread milling machinesby simulation software for better performance.
Conical twin screw and barrel are specially designed forhigh calcium loading.
compact&reliable gearbox
designed for high output atlow screw speedandless power consumption.
Two piece barrel constructionfor economical replacement can be provided.
Bi-metallic screw&barrel can be provided fortwo-three times more lifespanthan nitrided screw&barrel.

Features:

Easy operation
Optimum performance
Durable
Low power consumption
Corrosion/wear resistance

Product Appliance:

Various high glass fiber, mineral fiber and PPA, PPS, PA6T, LCP,VO fire protection, ferrous power, magnetic powder and etc. Meanwhile, Used for PVC + 30% CaCo3, recycled plastic material.

Conical Twin Screw Barrel/Technical parameter:

Hardness of Nitriding

HV960~1060

Deepness of Nitriding Layer

0.5~0.8mm

Nitriding Brittleness

0.045mm

Screw Alignm

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