Extruder Conical Twin Barrel Screw polishing barrel

Extruder Conical Twin Barrel Screw polishing barrel, material: 38CrMoAlA,bimetallic layer, processed to drawing or your request - details see: https://www.machineto.com/extruder-conical-twin-barrel-screw-polishing-barrel-10334902
Place of Origin:Zhejiang China (Mainland)Brand Name:BOHAIModel Number:51/105basic material:38CrMoAlA
type of screw:Conical twin screw barrelDepth of Bimetallic Layer:>=2mmThickness of Cr-coating Layer:0.03-0.08mmHardness after Hardening & Tempering:HB240-280
Appliance:pipes sheets, profiles etcGuarantee:One yearMachine:extruderWarranty:Common 1-2 years,bimetallic is longer
Extruder Conical Twin Barrel Screw polishing barrel
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Extruder Conical Twin Barrel Screw polishing barrel

Zhejiang Bohai Conical twin screw barrel

Diameter45/90,45/100,50/105,51/105,55/110, 55/120, 58/124, 60/125, 65/120, 65/132, 68/143, 70/135, 70/140, 75/150, 80/143, 80/156, 92/188DesigningScrew structure and compression

ratio can be designed according

to different products &different mixtrues.

Standard SpecificationsISO9001Advantages1.Long time Nitriding Technology
2.Anti-corrosion and Wear-resisting Duplex Metal Spraying Technoloy

3. we uses special alloy powders being sprayed and welded on the screw's ridge,and uses different alloy and welding methods for the screw of different functions.

Materials38CrMoAlA

(JIS SACM645)

SKD61 .etc

ApplicationPS,HIPS,ABS,SAN,EPN/LDPE,HDPE,UHMPE,

EVA,PP,PVC,PMMA,POM,PAST,PET,PBT

Nitride Depth0.5mm-0.8mmTechnology1)Longer time Gas Nitriding treatment

2)special anti-wear & abrasion alloy (bimetallic)

3)tungsten carbide;4)cobalt base alloy

5)stainless steel 6)Gh113 nickel based alloy

Nitride Hardness950-1050HVPackingWrapped up by film in wooden
Nitride Brittleness≤Grade OnePayment

Term

T/T , L/C ,Western Union
Surface RoughnessRa0.4umDelivery

Term

20-30 working days
Screw Straightness0.015mmPort

Departure

Shanghai/Ningbo
Alloy HardnessHRC65-75Min. Order1 set
Alloy Depth1.5mm-3.5mm

Warranty period:2-4years(Depends on the plastic raw materials)

Bimetallic: much longer lifetime.

Nitriding timeOver 180 hours

Extruder Conical Twin Barrel Screw polishing barrel
Packaging Detail:wooden case meet export standard
Delivery Detail:30 days after receiving deposit

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