20mm Steel Grinding Ball

• Customization: Available
• Material: Steel and Iron
• Content: 60% ~ 65%
• Model NO.: 20mm
• Processing Type: Casting
• Size: Size 20mm-150mm
• Color: Metallic
• Customized: Non-Customized
• Breakage Rate: 1% Max
• Surface Hardness: More Than HRC 60
• Transport Package: Steel Drum / Container Bag
• Specification: ISO9001: 2008
• Trademark: ZW
• Origin: Zhangqiu, Shandong, China
• HS Code: 73261100
• Production Capacity: 50000 Tons

Product Description

Steel Grinding Ball Applied Fields

1. Mining
2. Cement Plants
3. Chemical Industries
4. Power Stations

Physical Propertof Steel Grinding Balls
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)
 

Material	Chemical elements
	C	Si	Mn	P/S	Cr
B2	0.72-0.85	0.17-0.37	0.7-1.0	<0.04	0.4-0.6
60Mn	0.55-0.65	0.17-0.37	0.7-1.0	<0.04	<0.25
45#	0.42-0.50	0.17-0.37	0.5-0.8	<0.035	≤0.25
B3	0.58-0.66	1.6-1.9	0.65-0.8	<0.025	0.7-0.9

BALLS
FATIGUE LIFE
QUENCHING STATE(A)
NO- QUENCHING STATE(A)
IMPACT
High Chromium
Casting Ball

SGS test report will be provided according to clients's requirement.

Packaging & Shipping
Packing: Container bags or steel drums or others.
For Container Bag, Net weight 1000Kgs ,Gross Weight 1002KGS ,Measurement 0.4CBM
For Steel Drums ,Net weight 850-950Kgs ,Gross Weight 865-965KGS ,Measurement 0.3CBM .


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.