High Impact Value Chrome Alloyed Casting Grinding Steel Balls for Ball Mill

• Customization: Available
• Standard: GB
• Application: Cement Plant, Mining Machine, Thermal Power Plant, Coal Yard
• Model NO.: 15mm-130mm
• Material: Iron
• Type: Grinding Ball
• Breakage Rate: <1%
• Surface Hardness: HRC60-65
• Endurance Impact Test: 10000times Min
• Roundness: Good
• Wear Resistance: Good
• Tolerance: National Standard
• Transport Package: by Steel Drum(850kg-900kg Pr Drum) or Ton Bag
• Specification: 15mm-130mm
• Trademark: jinchi
• Origin: China
• HS Code: 73259100
• Production Capacity: 100000 Ton/Year

Product Description

1.Company Introduction:
1 Jinan Jichi Steel Ball Co.,Ltd,established in 1995,is the biggest and most specialized casting and forged products manufacturers.
2 Annual production capacity is over 100,000 tons.
3 We have been equipped with advanced automatic production lines.
4 Our company has been accredited with ISO9001 Quality Certification,OHSAS18001 Occupational health and safety certification and ISO14001 environmental management system certification.
5 Our clients are from all over the world,such as Australia,South Africa,Ghana,Korea,Canada,USA etc.
6 We have two branch offices in Peru and Australia.


2.COMPANY QUALIFICATION:


3.Product introduction:
Chemical composition of casting grinding balls:

Item		C	Si	Mn	Cr	P	S	Mo	Cu	Ni
High chrome cast grinding balls	ZQCr12	2.0-3.0	0.3-1.2	0.2-1.0	11-13	≤0.10	≤0.10	0-1.0	0-1.0	0-1.5
	ZQCr15	2.0-3.0	0.3-1.20	0.2-1.05	14-17	≤0.10	≤0.10	0-1.0	0-1.0	0-1.5
	ZQCr20	2.0-2.8	0.3-1.0	0.2-1.0	18-22	≤0.10	≤0.08	0-2.0	0-1.0	0-1.5
	ZQCr26	2.0-2.8	0.3-1.0	0.2-1.0	22-28	≤0.10	≤0.08	0-2.5	0-2.0	0-1.5
Middle chrome cast grinding balls	ZQCr7	2.0-3.2	0.3-1.5	0.2-1.0	6.0-10	≤0.10	≤0.08	0-1.0	0-0.8	0-1.5
Low chrome cast grinding balls	ZQCr2	2.0-3.6	0.3-1.5	0.2-1.0	1.0-3.0	≤0.10	≤0.08	0-1.0	0-0.8	-------
Bainite ductile cast grinding balls	ZQsi3	3.2-3.8	2.0-3.5	2.0-3.0	---------	≤0.10	≤0.08	--------	--------	-------

4.Casting Grinding Ball Parameter:

Nominal diameter	Weight of single ball in average	Quantity/MT	Surface hardness	Impact toughness
(mm)	(mm)		(HRC)	(Times)
Ф15	13.8	72549	>60	>10000
Ф17	20.1	49838		>10000
Ф20	32.7	30607		>10000
Ф25	64	15671		>10000
Ф30	110	9069		>10000
Ф40	261	3826		>10000
Ф50	510	1959		>10000
Ф60	882	1134		>10000
Ф70	1401	714		>10000
Ф80	2091	478	>58	>10000
Ф90	2977	336		>10000
Ф100	4084	245		>8000
Ф120	7057	142		>8000
Ф130	8740	115		>8000

5.THE PROCESS LINE OF PRODUCTION :



6.DETECTION INSTRUCMENTS AND EQUIPMENT:

7.Product performance: 
1) no deformation 
2) no breakage 
3) lower wear loss
4) uniformity of hardness from surface to core
8.Production Capacity &Equipment :
9. Application fields:
industries of cement building material,metallurgical selection in mine, grinding coal in power plant, chemical industry and machinery etc
10.Packing and Delivery: