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Industrial High Performance forged grinding steel ball , AISI Standard and ISO9001

Categories	Grinding Media Balls
Brand Name:	ZW
Model Number:	45#,60Mn B2,B3,B4,High Chrome,Low Chrome
Certification:	ISO9001:2008
Place of Origin:	Jinan city,Shandong province,China
MOQ:	1 Ton
Price:	Negotiable
Payment Terms:	Western Union, D/P, D/A, L/C, T/T
Supply Ability:	Annual output 50000 tons
Delivery Time:	10-20 days after order confirmation
Packaging Details:	big bags ,steel drum
Key words:	grinding media ball , grinding ball, grinding steel ball, mill ball
Breakage Guarantee:	1% Max
Surface Hardness:	HRC 60-68
Production Line:	forging and casting
Heating method:	By electric furance
Service:	One-stop Service
Quality Control:	By Inner and the third party
HS Code:	73261100

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Jinan Zhongwei Casting And Forging Grinding Ball Co.,Ltd

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Product Details
Company Profile

Industrial High Performance forged grinding steel ball , AISI Standard and ISO9001

Jinan Zhongwei is a leading producer of high chrome and forged Grinding Media Balls

supplied primarily to the platinum, copper and gold mining industries.

Grinding media Ball ( Forged Grinding Media Ball and Cast Grinding Media Ball )

As one of the leading grinding steel balls specialists in China, we Jinan Zhongwei can certainly assist you in buying grinding media balls that suit you company's paticular needs.

Type and Chemical Composition

1> Forged Grinding media 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

2> Cast Grinding media Ball

Material	C	Si	Cr	Mn	S	P
Cr-22-32%	2.0-2.8	≤1.0	22-32	0.5-2.0	≤0.06	≤0.08
Cr-17-22%	2.0-2.8	≤1.0	17-22	0.5-2.0	≤0.06	≤0.08
Cr-15-17%	2.2-3.0	≤1.0	15-17	0.5-2.0	≤0.06	≤0.08
Cr-11-14%	2.2-3.2	≤1.0	11-14	0.5-2.5	≤0.06	≤0.08
Cr-5-10%	2.1-3.2	≤1.2	5-10	0.5-1.5	≤0.06	≤0.08
Cr-1.5-3.%	2.2-3.5	≤1.2	1.5-3.0	0.5-1.5	≤0.06	≤0.08

Physical Property

1> Forged Grinding media 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%

2> Cast Grinding media Ball

Material	Impact Test Ak.J/cm	Endurance Test times (5m)	Hardness (HRC)
			Diam25-60mm		Diam70-100mm
			Quenching	Unquenching	Quenching	Unquench ing
Cr-22-32%	≥4	≥10000	≥60	≥49	≥60	≥48
Cr-17-22%	≥4	≥10000	≥60	≥49	≥60	≥48
Cr-15-17%	≥4	≥10000	≥60	≥49	≥58	≥48
Cr-11-14%	≥3	≥10000	≥58	≥49	≥56	≥48
Cr-5-10%	≥3	≥8000	-	≥48	-	≥48
Cr-1.5-3.%	≥2	≥8000	-	≥48	-	≥45

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

Grinding Media Balls Packaging

Big bags (1000Kg Per Bag )

Steel drums ( 850~920Kg Per Drum )

Grinding Media Balls Applied Fields

1. Mining

2. Cement Plants

3. Chemical Industries

4. Power Stations

Shipping and delivery

Port of loading:Qingdao Port,China

Delivery time : Normally 2-3 weeks after down payment received.

Partial shippment allowed

FAQ

· Payment terms : T/T (30% DP,balance against copy of B/L.; L/C

· Samples : Free samples are provided for test before trial order

· MOQ : 1 Ton

For more information about our products ,Pls feel free to contact us.

TEL: +86 15588873848

Contact : Jessise

Product Tags:

steel grinding media

ball milling media

Industrial High Performance forged grinding steel ball , AISI Standard and ISO9001

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