Big Size Grinding Balls (Low Breakage Rate)

• Material: Steel
• Content: >90%
• Usage: Grind
• Processing Type: Hot Forging
• Size: Size 20mm-150mm
• Color: Metallic
• Model NO.: 10mm-150mm
• Customized: Non-Customized
• Breakage Rate: 1% Max
• Surface Hardness: HRC55-65
• Transport Package: Steel Drum / Container Bag
• Specification: ISO9001: 2008
• Trademark: ZW
• Origin: Zhangqiu, Shandong, China
• HS Code: 73261100
• Production Capacity: 50000 Tons

Product Description

Low breakage big size grinding balls ,Size:80mm,90mm,100mm,110mm.125mm,140mm,150mm
Certificate:ISO 9001:2008
Origin:Zhangqiu,China

Product list :
Cast iron grinding balls
Forged Steel grinding balls

Forged ball specs.

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

Cast ball Spec.

Name	Material	Chemical elements						Hardness
		C	Si	Mn	S	P	Cr	HRC
Cast iron ball	Special cr1	2.0-3.0	<1.0	0.5-2.0	≤0.06	≤0.06	>20	58-64
	Special cr2	2.0-3.0	<1.0	0.5-2.0	≤0.06	≤0.06	>15	58-64
	High Cr	2.0-3.2	<1.0	0.5-2.5	≤0.06	≤0.06	>10	58-62
	Medium Cr	2.0-3.2	<1.0	0.5-2.5	≤0.06	≤0.06	≥5	48-55
	Low Cr	2.2-3.4	≤1.2	0.5-1.5	≤0.06	≤0.06	1.0-1.5	42-46

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