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Reversible Mill Work Roll

Price $1840.00
Min Order 1 Piece
Availability In Stock
Shipping From Beijing, China
Popularity 395 people viewed
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Model NO.:
work roll
Type:
Steel Rolling Equipment
Certification:
ISO
Casting Method:
Centrifugal Cast
Barrel Hardness:
70-85hsd
Core Hardness:
45-55hsd
Weight:
1-20 Tons
Trademark:
CMAET
Transport Package:
Steel Rack
Specification:
ISO
Origin:
China
Product Description
Reversible mill work roll
 Properties
 The shell has a remarkable mechanical performance. With virtually no fall off in hardness due to the quantity of graphite remains basically unchanged throughout the working layer. The hardness of roll depends mainly on the type of matrix, namely sorbite or martensite.
Chemical Analysis 
Designation of rollsCSiMnPSNiCrMoV W Nb
CrMo indefinite chilled cast iron rolls2.9/3.60.6/1.20.4/1.2≤0.2≤0.1 0.6/1.20.2/0.6   
NiCrMo indefinite chilled cast iron rolls (ICDPI)2.9/3.60.6/1.20.4/1.2≤0.2≤0.10.5/1.00.7/1.20.2/0.6   
NiCrMo indefinite chilled cast iron rolls (ICDPII)2.9/3.60.6/1.20.4/1.2≤0.2≤0.11.0/2.00.7/1.20.2/0.6   
NiCrMo indefinite chilled cast iron rolls (ICDPIII)2.9/3.60.6/1.20.4/1.2≤0.2≤0.12.0/3.00.7/1.20.2/1.0   
 NiCrMo indefinite chilled cast iron rolls (ICDPIV) 2.9/3.6 0.6/1.5 0.4/1.2 ≤0.1 ≤0.053.0/4.8 1.0/2.0 0.2/1.0   
 NiCrMo indefinite chilled cast iron rolls (ICDPV) 2.9/3.6 0.6/1.5 0.4/1.2 ≤0.1 ≤0.05 3.0/4.8 1.0/2.0 0.2/2.0 0.2/2.00/2.0  0/2.0
Physical Properties
Designation of rollsBarrel hardness (HSD)Neck hardness (HSD)Tensile strength (MPa)
CrMo indefinite chilled cast iron rolls55~7035~55>160
NiCrMo indefinite chilled cast iron rolls (ICDPI)60~7235~55>160
NiCrMo indefinite chilled cast iron rolls (ICDPII)62~7235~55>160
NiCrMo indefinite chilled cast iron rolls (ICDPIII)65~7535~55>350
 NiCrMo indefinite chilled cast iron rolls (ICDPIV) 70~83 35~55 >350
 NiCrMo indefinite chilled cast iron rolls (ICDPV) 77~85 35~55 >350
Microstructure
Designation of rollsMicrostructure
CrMo indefinite chilled cast iron rollsPearlite + cementite + small percentage graphite
NiCrMo indefinite chilled cast iron rolls (ICDPI)Pearlite + cementite + small percentage graphite
NiCrMo indefinite chilled cast iron rolls (ICDPII)Fine pearlite + cementite + small percentage graphite
NiCrMo indefinite chilled cast iron rolls (ICDPIII)Sorbite + cementite + small percentage graphite
 NiCrMo indefinite chilled cast iron rolls (ICDPIV) Sorbite + cementite + small percentage graphite
 NiCrMo indefinite chilled cast iron rolls (ICDPV) Tempered martensite + small percentage bainite + cementite + small percentage graphite
Application
Designation of rollsApplication
CrMo indefinite chilled cast iron rollsSection mill, bar mill, intermediate and finishing stands of wire-rod mill
NiCrMo indefinite chilled cast iron rolls (ICDPI)Section mill, bar mill, intermediate and finishing stands of wire-rod mill
NiCrMo indefinite chilled cast iron rolls (ICDPII)Section mill, bar mill, intermediate and finishing stands of wire-rod mill
NiCrMo indefinite chilled cast iron rolls (ICDPIII)Section mill, bar mill, intermediate and finishing stands of wire-rod mill, tube stretch reducing mill
 NiCrMo indefinite chilled cast iron rolls (ICDPIV) Work roll for finishing stands of hot strip mill, Intermediate plate mill, tempered mill
 NiCrMo indefinite chilled cast iron rolls (ICDPV) Work roll for finishing stands of hot strip mill, Intermediate plate mill, tempered mill

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