SJZ-65/132 conical double screw barrel for pvc pipe extruder/ conical twin screw barrel for sheet and profile

1.Double metal barrel screw, 2.Material: 38CrMoAlA;SKD61, 3,High quality alloy layer., 4,Nitriding,Hardening,Tempering,Quench - details see: https://www.machineto.com/sjz-65-132-conical-double-screw-barrel-for-pvc-pipe-extruder-conical-twin-screw-barrel-for-sheet-and-profile-10334711
Place of Origin:Zhejiang China (Mainland)Brand Name:JT SCREWModel Number:JT CT 1019Base materials:High quality 38 CrMoAlA
Screw type:conical twin screw barrelScrew size:CM 65/132Industrial use:45/90, 51/105, 65/132, 80/156, 92/188 extruder machineFeature:Abrasion resistant; corrosion resistance
Surface treatment:Nitrided or Bimetal for screw extrusion partScrew application:PVC pipe, profile, WPC, sheet extrusionPayment:30% T/T in advance, 70% T/T before delivery 
SJZ-65/132 conical double screw barrel for pvc pipe extruder/ conical twin screw barrel for sheet and profile
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specification

Base Material

1) 38CrMoAlA(JIS SACM645) 2)Cr12MOV(JIS SKD-11)

3) 4Cr5MoSiV1(JIS SKD-61) 4) 42CrMo(AISI 4140)

Bimetallic Alloy Material

1)Fe-based alloy 2)Ni-based alloy/Deloro alloy

3)Co-based alloy 4)NiCo-based alloy

5)Tungsten carbide/Wolfram carbide

Double-alloy Level

Level A-containing Tungsten of 40%

Level B-containing Tungsten of 25%

Level C-containing Tungsten of 9.5%

Surface Treatment

1.Heat treatment

2.High frequency treatment

3.Nitriding treatment

Nitrided case depth: 0.50-0.80mm

Nitrided hardness: HV850-1020 (HRC57-65)

4.Hard chrome plating treatment

Chromium-plating layer depth: 0.05-0.10mm

Chromium-plating layer hardness: more than950HV

5Nickel alloy plating treatment

Bimetallic barrel: centrifugal casting (Inlay alloy)

Bimetallic screw: plasma alloy coating spraying

Bimetallic layer depth: 0.8-2.0mm

Bimetallic layer hardness: HRC 57-72

Basic Information

Nitride Brittleness

≤Grade Two

Surface Roughness

Ra0.4um

Screw Straightness

0.015mm

Hardness after hardening and tempering

HB280-320

Material Application

1)General plastics
2)ABS,PA,PC,PE,PET,PS,PU,PVC,U-PVC
3) PA+GF (Glass Fiber)
4)Flame-resistant reinforced plastics
5)Modified engineering plastics
6)All kinds of mixed recycled materials

General Terms

Means of transport: Ocean, Air, Express
Production time: 25 days after order

Productsphotoes

Technological process

CustomeOrder--Product Design(Customer Drawing)—Production Flow

Arrangement—MaterialProcurementHardening&Tempering—Drilling—

RoughTurning—RoughThreadRolling(AlloySprayWelding) —Alignment

—FineThreadRolling—Mixing—Alignment—HighFrequency Treatment

—Alignment—Polishing—Grinding—120HoursNitriding Treatment—

AcidPiclking—Polishing— Chrome Plating—O.D.Grinding

—Packaging andShipping

About JT SCREW

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 toNingboPortandShanghaiPort.

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.

SJZ-65/132 conical double screw barrel for pvc pipe extruder/ conical twin screw barrel for sheet and profile
Packaging Detail:Wrapped with film in wood case
Delivery Detail:25 days after order

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