Durable Grinding Media Balls with High Impact Value for Mining

• Customization: Available
• Material: Steel
• Content: Steel
• Model NO.: 1 inch to 5.5 inch
• Usage: Grind, Mining
• Processing Type: Forged or Hot Rolling
• Size: 1 Inch to 5.5 Inch
• Color: Black
• Customized: Customized
• Hardness: 60-65HRC
• Breakage: Below 1%
• Impact Value: 14j Above
• Heat: Heat Treated
• Density: 7.85g
• Transport Package: Bag or Drum
• Specification: 1"-5.5"
• Trademark: JINCHI
• Origin: Shandong, China
• HS Code: 7326110000
• Production Capacity: 100000 Tons Per Year

Product Description

Product Description

Our cutting-edge Forged Grinding Balls are meticulously crafted using air hammer, while our state-of-the-art Hot Rolling Balls are expertly produced through advanced skew rolling technology.
Thanks to our incorporation of automatic production lines, we achieve unparalleled quality control, ensuring our balls' quality is exceptionally fine-tuned.
This guaranteesprecise size control, consistent hardness, and a uniform internal structure across each ball.

Product Parameters

Consistent uniform hardness: Ranging from 60-65HRC
Minimized breakage rate: below a mere 1%
Exceptional grinding resistance: Extends usage by 10-30% longer
Remarkable high impact value: Exceeding 14j/cm2
Ensures maximum operational efficiency of the mill

Chemical Composition of Steel Balls

Brand	Materials	C	Mn		Si	Cr	S	P	V
JC-1	50Mn	0.48-0.56	0.70-1.0		0.17-0.37	≤0.25	≤0.035	≤0.035
JC-2	60Mn	0.57-0.65	0.70-1.0		0.17-0.37	≤0.25	≤0.035	≤0.035
JC-3	65Mn	0.62-0.70	0.90-1.2		0.17-0.37	≤0.25	≤0.035	≤0.035
JC-4	B2	0.72-0.85	0.70-0.80		0.17-0.37	0.40-0.70	≤0.035	≤0.035
JC-5	B3	0.58-0.70	0.70-1.00		1.50-1.90	0.70-0.90	≤0.035	≤0.035
JC-6	B6	0.80-0.95	0.80-1.00		0.17-0.37	0.80-1.00	≤0.035	≤0.035
Specification of hot rolling steel Grinding balls
Nominal diameter		Diameteical Tolerance		Weight of single ball in average			Surface hardness	Impact toughness
(mm)		(mm)		(g)			(HRC)	(j/cm2 )
Φ20		+2      -1		32			60-65	≥14
Φ25				64
Φ30				110
Φ40				263
Φ50				513
Φ60		+3    -2		888
Φ70				1410
Φ80				2104
Φ90				2996
Φ100				4110
Φ125		+3  -3		8027			58-63

Certifications

An SGS inspection is available before shipment, ensuring product credibility and satisfaction.

Packaging & Shipping

1. Packing Details: Securely packed in Steel drums (850-930kgs/drum) or in Flexible container bags (1 ton/bag)
2. Delivery Details: Prompt delivery within 15-25 days upon receipt of prepayment or LC at sight.

Detailed Photos