forged grinding steel ball

1:forged grinding steel ball 2:diameter:20~150mm 3:HRC:50~65 4:material:steel 5:ISO9001:2008

1:forged grinding steel ball 

2:diameter:20~150mm3:HRC:50~654:material:steel ISO9001:20085:product performance

  a) even hardness, b) unbreakable

  c) grinding resistant, d) high impact value

  e) high combined efficiency of grinding mill

6:application fields

  a)industries of cement building material

  b)metallurgical selection in mine

  c)grinding coal in power plate

  d)chemical industry ang machinery

7:CHEMICAL ELEMENTS

C	Si	Mn	Cr	S	p
0.50~0.65	0.15~0.37	0.6~1.2	<=0.25	<=0.04	<=0.04
0.7~0.9	0.45~0.75	0.7~1.25	0.11~0.4	<=0.04	<=0.04

8:SPECIFICATION AND HARDNESS OF FORGING BALL

Nominal diameter(mm)	Diameteical talerance(mm)	Weight of single forging ball in average(g)	Number of piece of one ton forging ball in average	Surface hardness(HRC)	iMPACT TIUGHNESS(j/cm2)
dia20  dia25  dia30  dia40  dia50	+2        -1	32        64        110        263        513	31250       15625         9090         3802         1949	50~65	>=12
dia60  dia70  dia80  dia90  dia100	+3        -2	888       1410       2104       2996       4110	1126          709          475          333          243	50~65	>=12
dia110  dia120  dia130	+4         -2	5457       7102       9030	182          140          110	45~60	>=12
dia140  dia150	+4        -3	11278      13871	88           72	45~60	>=12

8:The process line of production

  raw materials-cutting-stove-forging-transfer maching-quenching-heat teratment-dimension test-hardness test-packag-transporttation/sea freight

9:the other products we can supply as follows:

   a)high chrome casting iron ball(JCCr20)

   b)high chrome casting iron ball(JCCr15)

   c)high chrome casting iron ball(JCCr13)

   d)middle chrome casting iron ball(JCCr7)

   e)low chrome casting iron ball(JCCr2)

    f)bainite ductile casting iron ball(JCSi3)

    g)all kinds of steel ball

    h)all kinds of flange

forged grinding steel ball