Efficient Hot Rolling Grinding Media Balls for Mining Operations

• 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 forged grinding balls are expertly crafted using the robust air hammer technique, while our Hot rolling balls benefit from advanced skew rolling technology.
Thanks to the implementation of state-of-the-art automatic production lines, the quality control of these balls is impeccably precise and consistently reliable.
This stringent process guaranteesprecise size control, unwavering hardness, and a consistently uniform internal structure for each and every ball.

Product Parameters

Uniform hardness: an impressive 60-65HRC
Low breakage: reliably maintained below 1%
Enhanced grinding resistance: providing 10-30% longer usability
Exceptional impact value: exceeding 14j/cm2
Maximizing the mill's comprehensive efficiency with unparalleled performance

Chemical elements 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

SGS inspections can be conveniently arranged prior to shipment to ensure utmost quality.

Packaging & Shipping

1. Packing Details: Available in sturdy steel drums (850-930kgs/drum) or versatile flexible container bags (1 ton/bag)
2. Delivery Details: Expect prompt delivery within 15-25 days after receipt of prepayment or LC at sight.

Detailed Photos