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ball mill for mining hs code

hs code 73261100 hot rolling forged grinding balls for mining / ball mill

hs code 73261100 hot rolling forged grinding balls for mining / ball mill

As one of the leading grinding steel balls specialists in China, we can certainly assist GhanaMinings in buying grinding steelballs that suit their paticular needs. Jinan Zhongwei Forged grinding balls advantages 1 . Electric Furnace as compared to coal 2 . Fair Market Price 3 . Quality guarantee 4 . On time delivery 5 . Factory direct sale 6 . ISO 9001 certificate Type and Chemical Composition 1> Forged Grinding Steel Ball Material C Mn Si Cr S P 50Mn 0.48-0.56 0.70-1.0 0.17-0.37 0.25 0.035 0.035 60Mn 0.57-0.65 0.70-1.0 0.17-0.37 0.25 0.035 0.035 65Mn 0.60-0.70 0.90-1.2 0.17-0.37 0.25 0.035 0.035 B2 0.70-0.85 0.70-0.80 0.17-0.37 0.2-0.7 0.03 0.03 75SiMn 0.70-0.90 0.70-1.20 0.4-0.8 0.25 0.03 0.03 Wear-resistant Alloy 0.50-0.65 0.4-1.0 1.4-1.8 0.9-1.2 0.03 0.03 B3 Steel forged grinding balls Physical Property 1> Forged Grinding Steel Ball Material Impact Test(Ak.J/cm) Endurance Test Times(5m/T) Surface Hardness (25mm- 60mm) Core Hardness (25mm- 60mm) Surface Hardness (70mm- 100mm) Core Hardness (70mm- 100mm) Breakage 50Mn 12 10000 56 35 56 28 <1% 60Mn 13 10000 58 38 58 29 <1% 65Mn 15 12000 60 42 60 30 <1% B2 17 12000 60 52 60 50 <1% 75SiMn 16 12000 60 50 60 48 <1% Wear-resistant Alloy 17 12000 60 54 60 52 <1% Size and Weight Norminal Diameter Diametrical Tolerance(mm) Approx Weight of Single Ball(kg) Average Number of One MT 20mm/0.75'' +1,-0.5 0.033 30303 25mm/1'' +1,-0.5 0.064 15625 30mm/1.25'' +2,-1 0.11 9090 40mm/1.5'' +2,-1 0.261 3831 50mm/2'' +2,-1 0.51 1961 60mm/2.5'' +2,-1 0.883 1132 70mm/2.75'' +3,-1.5 1.402 713 80mm/3.25'' +3,-1.5 2.092 478 90mm/3.5 +3,-1.5 2.98 335 100mm/4'' +3,-1.5 4.087 244 110mm/4.5'' +3,-1.5 5.44 183 120mm/4.75'' +3,-1.5 7.062 141 Packaging Big bags(1000KgPerBag) Steeldrums (850~920KgPerDrum Whole Production line of Forged Grinding Steel Ball For more information about our products ,Pls feel free to contact us .

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