DKM107-28 parallel twin screw barrel

3 year ago

23 0 

Zhoushan Batten Machinery Technology Co., Ltd.

10 year

Product details

产品描述

技术规格
Type	Parallel Twin Screw Barrel
MOQ	1 set (1 pc of screw and 1 pc barrel)
Design Details	Screw I TYPE:Inside is water/oil cooling system II TYPE:outside is oil cooling system Barrel I TYPE:outside is air cooling system II TYPE:outside is copper pipe around cooling system
Accessories	Stop ring+washers to adjust the space between screw and barrel
Technical Specification	Material:High quality 38CrMoAlA Process:Advanced nitriding & bimetallic process Hardness After Hardening & Tempering:HB280-320 Nitrided Hardness:HV900-1000 Nitrided Case Depth:0.45-0.8mm Nitrided Brittleness:Less than Grade 2 Surface Roughness:Ra 0.4 Screw Straightness:0.015mm Alloy Hardness:HRC 50-65 Alloy Depth:0.8-2.0mm

生产工艺与检验

1.数控螺丝铣削

2. Turning machine

3. Screw and barrel matching

4. Borning barrel inside

5. Barrel feeding hole

6. Barrel holes punching

7.Barrel inside hardness

Barrel inside hardness will be checked after hardening & tempering and nitriding.

8.Screw flights hardness

Screw hardness will be checked twice after heat treatment.

9.Profile size

Each size will cheked during production and once again after finish.

Our heat treatment

Hardening & Tempering

72 hours hardening & tempering,hardness is HB280-320.

Nitriding

120 hours nitriding,hardness is HV900-1000.

PTA bimetallic

Alloy Hardness:HRC 50-65
Alloy Depth:0.8-2.0mm

Quality Control

Packaging

Step 1-Rust Preventing Oil

Step 2-Casting Film Wrapped

Step 3-Polywooden Case

Company Profile

Batten Profile

Factory

Batten Exhibition

Lily Contact

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Suppliers

Zhoushan Batten Machinery Technology Co., Ltd.

Audited supplier

10 year

Main Product: Screw Barrel, Conical Twin Screw Barrel, Plastic Extruder Machine, Parallel Twin Screw Barrel, Injection Screw Barrel, Bimetallic Screw Barrel

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