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chromium alloy casting ball

Miss Shao : +86-1862762655

TEL: +86-513-88400999 FAX: +86-513-88400998 E-mail: jszk@vip.163.com

 

applied technology capacity index
crushing rate :0.1-0.6%
abrasion: cement clinker 30-50g/t cement。(without grinding bin)
coal mill in thermal power station 60-160g/t coal powder 。(confirmed by coal quality and other work conditions)
out-of-round rate:
the out-of-round rate is lower than 4% after 3000 hours operating;
the out-of-round rate is lower than 8% after 6000 hours operating。(calculated by cyclic method)
specification and weight

ball diametermm
individual weightkg
ball quantity/t
Φ10
0.0135
74073
Φ12
0.0181
55248
Φ15
0.0242
41322
Φ20
0.0322
31056
Φ25
0.063
15873
Φ30
0.11
9091
Φ40
0.257
3891
Φ50
0.50
2000
Φ60
0.867
1153
Φ70
1.37
729
Φ80
2.05
487
Φ90
2.90
345
Φ100
4.00
250
Φ110
5.30
188
Φ120
6.80
147
Φ125
7.75
129
Φ130
8.74
114

machine capacity and metallographic structure

type
machine capacity
metallographic structure
HRC
falling times
low including chromium casting ball
≥45
≥8000
P+C
middle including chromium casting ball
≥50
≥12000
P+C
high including chromium casting ball
≥55
≥15000
P+C
extra-high including chromium casting ball
≥60
≥22000
P+C

type
chemical composition
C
Si
Mn
Cr
Mo
Cu
P
S
low including chromium casting ball
2.2-3.5
≤1.0
≤1.5
0.83.5
≤1.0
≤0.5
≤0.15
≤0.15
middle including chromium casting ball
2.0-3.3
≤1.2
≤1.8
4.09.0
≤1.5
≤1.0
≤0.15
≤0.15
high including chromium casting ball
1.6-3.3
≤1.0
≤2.5
1018
≤1.0
≤1.5
≤0.10
≤0.10
extra-high including chromium casting ball
2.0-3.3
≤1.0
≤2.5
2225 
 
≤1.5
≤0.10
≤0.10
 

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Fax:+86-513-88400998 Tel:+86-513-88400999 E-mail:jszk@vip.163.com
Add:Si Jin Industrial Park in Baidian couty, Nantong city, Jiangsu Province,China
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