Multilement alloy cast grinding cylpebs

Multilement alloy cast grinding cylpebs

Diameter(mm)

&;8*10

&;10*12

&;12*14

&;14*16

&;16*18

&;18*20

&;20*25

&;25*30

&;30*35

&;35*40

&;40*45

&;40*50

&;50*65

Chemical Composition

Name

Designation

C

Si

Mn

Cr

P

S

Mo

Multilement alloy cast grinding cylpebs

ZQCr8

2.0-3.3

≤1.0

0.3-1.5

7~10

≤0.10

≤0.08

0.02-1.0

ZQCr5

2.0-3.3

≤1.0

0.3-1.5

4~6

≤0.10

≤0.08

0.02-1.0

Properties and Microstructure

Name

Designation

Surface Hardness（HRC

Core Hardness (HRC)

Impact Value(J/CM2)

Microstructure

Time of falling balls

Multilement alloy cast grinding cylpebs

ZQCr8

≥46

≥45

2

P+C

≥10000

ZQCr5

≥46

≥45

2

P+C

≥10000