plastic single screw and barrel/plastic cylinder

plastic single screw and barrel/plastic cylinder, material :38CrMoALA, long working life,wear resistance, - details see: https://www.machineto.com/plastic-single-screw-and-barrel-plastic-cylinder-10334904
Place of Origin:Zhejiang China (Mainland)Brand Name:BOHAIModel Number:100/16:1Model Number::Dia15-Dia300mm
Ratio of length to diameter::L/D=15-56Maximun screw length::10000mmapplication::plastic extruder machinematerial::38CrMoAlA(JIS SACM645),alloy
plastic processed::pp pe pvc hdpe pet etc...aplication::pellet  
plastic single screw and barrel/plastic cylinder
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plastic single screw and barrel/plastic cylinder

Depth of nitrition layer: 0.5-0.8mm

Nitriding treatment, surface hardness: HV≥900-1000

Fragility of nitrition: less than grade 1

Surface roughness: Ra 0.4um

Streightness of screw: 0.015mm

Surface of hardness of nitrated Cr coating layer: ≥950HV

Hardness of Cr coating layer: HRC55-62

Thickness of alloy plating: 0.03-0.08mm

Depth of alloy layer:>2mm

Used for granulation,PP, PE, PA, PC, ABS,AS etc

We can manufacture various kinds of screw barrels according to the customer’s requirement

Zhejiang Bohai screw and barrel

DiameterΦ25/53,35/77,45/90,51/10,

55/110,65/120,65/132,

70/140,75/150,80/156, 80/172,90/184 92/188.etc

DesigningScrew 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

About BOHAI :

  1. Our Strength: We have an experience of more than 20 year of manufacturing and designing Plastic machines, varied Screws and Barrels and spares. We concentrate on improving quality, updating design and enhancing service.
  2. Our products: Screws Barrels for Injection, Extrusion, and Blow Molding applications; relevant accessories(such as die head, gearbox, filter screen changer and so on); plastic processing machinery.
  3. Location advantage: located in China's Screw Town - Jintang Town in Zhoushan City, near to Ningbo Port and ShanghaiPort.
  4. Market areas: global sales network reaching South America, Eastern Europe, Southeast Asia, Africa, Oceania and the Middle East.
  5. We promise: We assure the customer benefits, We provide competitive price, We Emphasis On Cooperation.

plastic single screw and barrel/plastic cylinder
Packaging Detail:wooden case meet export standard
Delivery Detail:45 days after receiving deposit

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