Building Material High Hardness Industry Forged grinding ball for gold mining

Product Details:

Place of Origin:	China
Brand Name:	ZW
Certification:	ISO9001:2008
Model Number:	20mm-150mm

Payment & Shipping Terms:

Minimum Order Quantity:	One ton
Price:	Negotiable
Packaging Details:	big bags , steel drum
Delivery Time:	10-30 days after order confirmation
Payment Terms:	L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability:	Annual output 50000 tons

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Detailed Product Description

Manufacturer:	Jinan Zhongwei	Coutry Of Origin:	China
Production Line:	Hot Rolling , Air Hammer Forging	Raw Material Supplier:	China Large Steel Group-Laiwu Steel
Forged Grinding Balls Application:	Grinding Process In Various Ball Mill	Application Fields:	Mining , Cement Plant , Building Material Industry
Quality Guarantee:	No Steel Scrap,100% Real Material	Breakage:	Less Than 0.5%
Samples Support:	Free Samples	Port Of Loading:	Qingdao Port,China
Leading Time:	According To The Contract	Inquiry:	Info@zwgrindingball.com
High Light:	Forging Steel Ball , forged steel grinding ball

Forged grinding balls Specifications
1. Low breakage rate
2. Low cost,low price
3. Electric furance heating

Export Forged Grinding Steel Ball to Ghana

As one of the leading grinding steel balls specialists in China, we can certainly assist Ghana Minings in buying grinding steel balls that suit their paticular needs.

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

Physical Property

1> Forged Grinding Steel Ball

Material	Impact Test(Ak.J/cm²)	Endurance Test Times(5m/T)	Surface Hardness (Φ25mm- Φ60mm)	Core Hardness (Φ25mm- Φ60mm)	Surface Hardness (Φ70mm- Φ100mm)	Core Hardness (Φ70mm- Φ100mm)	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