China Water quenching / wind quenching heat treatment grinding media steel balls for sale

Water quenching / wind quenching heat treatment grinding media steel balls

Price Negotiable

Price: Negotiable

MOQ: 1 Ton

Delivery Time: 10-20 days after order confirmation

Brand: ZW

Product Description

Manufacturer : Jinan Zhongwei

We mainly produce Forged Grinding media Balls, Rolled Grinding media Balls

and Cast Grinding media Balls as follows:

1). 60Mn Forged Grinding Balls and Rolled Grinding Balls (20mm to 180mm)

2). B2 Forged Grinding Balls and Rolled Grinding Balls (20mm to 180mm)

3). B3 Forged Grinding Balls and Rolled Grinding Balls (20mm to 180mm)

4). B4 Forged Grinding Balls and Rolled Grinding Balls (20mm to 180mm)

5). High chrome cast grinding ball (12.7mm to 120mm)

6) . Medium chrome cast grinding ball (12.7mm to 120mm)

7). Low chrome cast grinding ball (12.7mm to 120mm)

Type and Chemical Composition of Forged grinding media balls 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 iron grinding media Ball

Chemical composition ( % )

Name

High Chrome grinding balls

2.0-3.2

≤1.0

0.3-2.5

10.0-28.0

≤3.0

≤1.0

≤0.1

Medium Chrome grinding balls

2.0-3.2

≤1.0

0.3-2.5

3.0-6.0

0-1.0

0-1.2

≤0.1

≤0.06

Low Chrome grinding balls

2.1-3.6

≤1.5

0.3-2.5

1.0-3.0

0-1.0

0-0.8

≤0.1

Physical Property of Forged grinding media 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 grinding media Ball

MAME	BRAND	HARDNESS		IMPACT VALUE ak(J/cm2)	METALLOGRAPHIC ORGANIZATION	BALLS
		HARDNESS				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