Cast Iron Roll

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chilled cast iron roll
chilled iron roll
alloy chill roll
Ni-Cr-Mo roll

Chilled Cast Iron Roll

You can avail this product from Tinvo group as there is no free graphite in the working layer of alloy chilled cast iron roll.

Chilled Cast Iron Roll


Introduction

There is no free graphite in the working layer of alloy chilled cast iron roll, it is featured as high hardness, good wear-resistance, micro metallographic micro-structure is fine pearlite and carbides.


Application


Chilled Cast Iron Chemical Composition

Roll name

C

Si

Mn

P

S

Ni

Cr

Mo

Ni-Cr-Mo chilled iron roll(I)

3.20~3.70

0.40~0.80

0.20~0.50

≤0.40

≤0.10

0.50~1.00

0.20~0.60

0.20~0.60

Ni-Cr-Mo chilled iron roll(II)

3.20~3.70

0.40~0.80

0.20~0.50

≤0.40

≤0.10

1.01~2.00

0.30~1.20

0.20~0.60

Ni-Cr-Mo chilled iron roll(III)

3.20~3.70

0.40~0.80

0.20~0.50

≤0.40

≤0.10

2.01~3.00

0.50~1.50

0.20~0.60

 

Physical Properties

Roll name                     

Roll-body hardness

Roll-neck hardness

Tensile strength

Chill depth

Section steel

Ni-Cr-Mo chilled iron roll(I)

60~70

32~50

>150

<Φ200

Φ201~250

Φ251~300

Φ300

Ni-Cr-Mo chilled iron roll(II)

62~75

35~52

>150

12~25

15~30

17~35

20~45

Ni-Cr-Mo chilled iron roll(III)

65~80

40~55

150

12~25

15~30

17~35

20~45


Metallographic Structure

Roll name

Metallographic structure

Ni-Cr-Mo chilled iron roll(I)

Pearlite + cementite + lai type body

Ni-Cr-Mo chilled iron roll(II )

Fine pearlite + cementite + lai type body

Ni-Cr-Mo chilled iron roll(III )

Type body + cementite + lai type body


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