GRINDING CYLPES

The combination of stable composition control, advanced production process, out-of-art manufacturing facilities, and precision inspection equipments creates a first-class products quality.
Our grinding balls high hardness (62 HRC) and various diameter ratio makes the high wear-resistance and cost-efficiency come true, as a result, creating a higher added value for our users.

Category:
CAST GRINDING CYLPES
Balls Size(mm)
Ф8*8 Ф10*10 Ф12*12 Ф14*14 Ф16*16 Ф18*18 Ф20*20 Ф20*25 Ф25*30
Ф30*35 Ф35*40 Ф40*45 Ф45*50
CHEMICAL COMPOSITION %
DESCRIPTIOIN TYPE CHEMICAL COMPOSITION %
HIGH CHROME CAST GRINDING CYLPES ZQCr10 C Si Mn Cr P S Mo
2.0-3.6 0.3-1.2 0.3-1.4 10.5-11.5 ≤0.09 ≤0.09  0.05 max
Cu Ni Nb Ti B Zr V
 0.05 max  0.05 max  0.05 max  0.05 max  0.05 max  0.05 max  0.05 max
SUPER HIGH CHROME CAST GRINDING CYLPES C Si Mn Cr P S Mo
ZQCr17 2.0-3.6 0.3-1.3 0.3-1.4 17-19 ≤0.09 ≤0.09  0.05 max
ZQCr20 2.0-3.6 0.3-1.3 0.3-1.4 20-22 ≤0.09 ≤0.09 Trace
ZQCr26 2.0-3.6 0.3-1.3 0.3-1.4 26-28 ≤0.09 ≤0.09  0.05 max
ZQCr17 ZQCr20 ZQCr26 Cu Ni Nb Ti B Zr V
 0.05 max  0.05 max  0.05 max  0.05 max  0.05 max  0.05 max  0.05 max
Mechanical properties and microstructure:
DESCRIPTIOIN TYPE  INT’S STANDARD  INT’S STANDARD  INT’S STANDARD

ak(j/c㎡)

MICROSTRUCTURE
Hardness HRC Hardness HRC
HIGH CHROME CAST GRINDING CYLPES ZQCr10 ≥58 ≥60 ≥4.0 M+C
SUPER HIGH CHROME CAST GRINDING CYLPES ZQCr17 ≥58 ≥60 ≥4.0
ZQCr20 ≥58 ≥60 ≥4.0
ZQCr26 ≥58 ≥60 ≥5.0

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