Grinding Media(Forged Ball & Cast Ball) 1. High hardness 2. Good wear-resistance 3. High toughness 4. No mal-roundness

Grinding Media(Forged Ball & Cast Ball)

 

We are a professional manufacturer of grinding steel balls in Shandong,China. Our annual production capacity is about 80000MT. We own an integrated set of advanced import production line, so that you can be satisfied with the quality of our products. 

 

Grinding media Applied Fields

1. Mines

2. Cement Plants

3. Chemical Industries

4. Power Stations 

 

Type and Chemical Composition of Forged Ball

 

Name	Material	C	Mn	Si	Cr	S	P
ZW-1	50Mn	0.48-0.56	0.70-1.0	0.17-0.37	≤0.25	≤0.035	≤0.035
ZW-2	60Mn	0.57-0.65	0.70-1.0	0.17-0.37	≤0.25	≤0.035	≤0.035
ZW-3	65Mn	0.60-0.70	0.90-1.2	0.17-0.37	≤0.25	≤0.035	≤0.035
ZW-4	B2	0.70-0.85	0.70-0.80	0.17-0.37	0.2-0.7	≤0.03	≤0.03
ZW-5	75SiMn	0.70-0.90	0.70-1.20	0.4-0.8	≤0.25	≤0.03	≤0.03
ZW-6	Wear-resistant Alloy	0.50-0.65	0.4-1.0	1.4-1.8	0.9-1.2	≤0.03	≤0.03

 

Type and Chemical Composition of Cast Ball

 

NAME	BRAND	CHEMICAL COMPOSITION(%)
		C	Si	Mn	Cr	Mo	P	S
High Chromium Cast Ball	ZQCr26	2.0-3.4	≤1.2	≤1.5	22-28	≤1.5	≤0.10	≤0.10
	ZQCr20	2.0-3.4	≤1.2	≤1.5	17-22	≤1.5	≤0.10	≤0.10
	ZQCr17	2.0-3.4	≤1.0	≤2.5	15-17	≤1.5	≤0.10	≤0.10
	ZQCr13	1.7-3.4	≤1.0	≤2.5	11-14	≤1.5	≤0.10	≤0.10

 

Physical Property of Forged Ball

 

Name	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
ZW-1	50Mn	≥12	≥10000	≥56	≥35	≥56	≥28	<1%
ZW-2	60Mn	≥13	≥10000	≥58	≥38	≥58	≥29	<1%
ZW-3	65Mn	≥15	≥12000	≥60	≥42	≥60	≥30	<1%
ZW-4	B2	≥17	≥12000	≥60	≥52	≥60	≥50	<1%
ZW-5	75SiMn	≥16	≥12000	≥60	≥50	≥60	≥48	<1%
ZW-6	Wear-resistant Alloy	≥17	≥12000	≥60	≥54	≥60	≥52	<1%

 

Physical Propertof Casting Ball

 

MAME	BRAND	HARDNESS		IMPACT VALUE ak(J/cm2)	METALLOGRAPHIC ORGANIZATION	BALLS
						FATIGUE LIFE
		QUENCHING STATE(A)	NO- QUENCHING STATE(A)			IMPACT
High Chromium Casting Ball	ZQCr26	≥60	≥45	≥4.0	M+C	≥8000
	ZQCr20	≥60	≥45	≥3.5		≥8000
	ZQCr17	≥60	≥49	≥3.0		≥8000
	ZQCr13	≥60	≥50	≥2.3		≥8000

 

Grinding Media Packaging

 

Ton bags (1000Kg Per Bag)

Iron drums (850~920Kg Per Drum)

 

Grinding Media For Nikel Mining