Pinned Screw and Barrel Spare Parts for Rubber Production Processing Machine

US$1.00-1,127.00 1 Piece (MOQ)

Basic Info.

Model NO.

screw diameter 20mm-300mm

Certification

CE, ISO

Condition

New

Customized

Automatic Grade

Semiautomatic

Structure

Horizontal

Tempering Hardness

Hb240 to 280

Nitriding Hardness

Hv950-1000

Bimetallic Hardness

HRC55 to 62

Depth of Nitriding

0.55-0.7mm

Surface Roughness

Ra0.4

Straightness

0.015mm

Transport Package

Woodenbox

Specification

80mm/90mm/100mm

Trademark

DONGXIANG

Origin

Zhoushan

HS Code

847790000

Production Capacity

2000

Product Description

Standard
Diameter:φ20-φ300mm
Ratio of length to diameter:L/D=15-55
Materials
38CrmoAIA
Duplex stainless Steels
GH3#
Power Metallurgy Raw Material
Cold/Thermal Spray Hard Metal Process
Advanced Nitriding Process
Corrosion&Abrasion Resistance Bimetal Spraying Process

Technical Index

Product	Screw&Barrel
Tempering hardness	HB240-280
Hardness of nitrogen treatment	HV950-1000
Depth of nitrogen layer	0.55-0.70
Nitrided brittleness	Less than grade 1
Surface roughness	Ra 0.4
Screw straightness	0.015mm
Hardness after nitriding	≥900HB
Chromium-plating depth	0.05-0.10mm
Alloy hardness	HRC55-62
Alloy Depth	1.5-2.0mm

Our Service
Warranty and service: 1years

Our Advantages
1)Excellent raw materials
2)Good customer service
3)Rapid delivery
4)Reasonable price
5)Production quickly

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