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chromium plating barrier screw barrel for PVC

200.0~30000.0 USD
Min. Order: 1 Set/Sets
Trade Term: FOB
Payment Terms: L/C, D/P, D/A, T/T, WU
Supply Ability: 2000 Sets
Place of Origin: Zhejiang

Company Profile

Location: Zhoushan, Zhejiang, China (Mainland)
Business Type: Manufacturer

Product Detail

Means of Transport: Ocean, Air, Land
Brand Name: HUACHEN
Material: 38CrMoAlA,SACM645,42CrMo
Treatment: Nitriding and bimetallic
Bimetallic layer: add 5%-45% Tungsten Carbide
Apply for: PVC PE PP... ,PVC+GF,ABS,etc
Machine: injection molding machines
Final product: Profile,sheet,board,pelletzing,etc.
Machine Brand: Haitian, Demag, Engle,CHINA BRANDS,etc.
Technology: CNC Machines
Specification: Φ15-Φ405
Packing: AA grade worden Case
Production Capacity: 2000 Sets
Packing: Worden Case
Delivery Date: 25-30 days
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Product Description

HUACHEN SCREW Purpose:

To creat china famous brand,to build first-classenterprise!

Create the greatest value for ourcustomers!


Screwdiameter:Φ15mm-Φ220mm
Mould clampingforce:25-38000KN    Injection capacity:30-50000g

Screw can be designed according to different plastic material and final products

As per customers' demand,we can supply below:
1:PMMA Screw,Bakelite Screw,PVC Screw,PA Nylon+GF Screw,PC Screw
2:All kinds of accessories, screw tip, non-return valve,check ring,nozzle,end cap

Feature of our screw barrrel:

wear-resistance corrosion- resistance, high temperature resistance, highpressure resistance


--NormalMaterial we use asfollowing:
1.38CrMoAlA(JISSACM645),
2.Cr12MOV(JISSKD-11)
3.4Cr5MoSiV1(JIS SKD-61)
4.42CrMo(AISI4140)

--The foreign material we usedasfollowing:

1. Germanysteel, GH113 ,2250,2842,1.8509 ,1.442 ,1.6582 ,1.6523 ,1.2080,1.4542,

2. USAsteel,P20,420,L6,H13,W110,D3,A2,D6,O1,S1,M35,8620,3115,K52440

3. Swedensteel,718S,718H,S136,S136H,STAVAX,ASP-23,ASP-30

4. AustraliaSteel,M202,M300,W302,K460,W300,K900,K100,W321

5. Hardnesssteel, YG6X,YG6A,YG6,YG8N,YG8,YG8C,YG11C,YG 15,YT5,YT14,YT30

6. Japan Steel, SKT 4,YXM4,YXM42,SNC 815,SK -3,SKS 3,and etc.

TechnicalParameters:
sheet 1

Materials of Paralleltwin screw and barrel
Base Materials

1)38CrMoAlA(JIS SACM645) 2)Cr12MOV(JIS SKD-11)
3)4Cr5MoSiV1(JISSKD-61)4)42CrMo(AISI 4140)

Bimetallic

1)Fe-based alloy 2)Ni-based alloy
3)Co-based alloy4)NiCo-basedalloy
5)Tungsten carbide/Wolfram carbide

Tungsten Carbide

Level A - containing Tungsten of 40%

Level B - containing tungsten of 25%

Level C - containingtungstenof9.5%


Sheet 2

Plasticmaterial application
Plstic material application

1)General Plastics

2)ABS,PA,PC,PE,PET,PP,PS,EVA,PU,PVC,U-PVC,etc

3)PA + GF(Glass Fiber)

4)Flame-resistant Reinforced Plastics

5)Modified Engineering Plastics

6)All kinds of Mixed Recycled Material(inScraporGranule),etc


Sheet 3

Surface Treatment

Heat Treatment

High Frequency Treatment

Nitriding treatment(120 Hours)

Depth of Nitrided Layer: 0.5-0.8 mm

Hardness of NitridedLayer:900-1020Hv(HRC56°-65°)

Hard Chrome Plating treatment

Thickness of Hard Chrome Plating Layer: 0.05-0.10mm

Hardness of Hard Chrome Plating Layer: ≥950HV

Bimetallic treatment

BimetallicBarrel/Cylinder: Centrifugal Casting(InlayAlloy)

Bimetallic Screw: Plasma Alloy Coating Spraying

Depth of Bimetallic Layer: >2mm

Hardness ofBimetallicLayer:HRC55°-72°


sheet4

Basic information
Roughness of the surfaceRa0.4um
Linearity of the screw≤0.015mm
Linear axis limit≤0.02mm
Hardness after Hardening & TemperingHB240-280
Fragility of Nitration≤Two class


Besides nitrided screw barrel, we also provide bimetallic screw barrel,chromium plating screw barrel,WC coating screw barrel.titanize plating screw barrel and etc.

Sample:

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