25mm High Chrome Casting Grinding Media Ball

• Customization: Available
• Standard: GB
• Application: Cement Plant, Mining Machine, Thermal Power Plant, Coal Yard
• Model NO.: 15mm-130mm
• Material: Iron
• Type: Wear Resistant Casting
• Surface Hardness: 58-65HRC
• Breakage Rate: <1%
• Certificate: ISO 9001:2008 ISO14001:2004 Ohsas18001:2007 SGS
• Transport Package: 1000kgs/Bag and 850-950kgs/Steel Drum with Pallet
• Specification: 17mm-130mm
• Trademark: JCC
• Origin: China
• HS Code: 73259100
• Production Capacity: 100000tons/Year

Product Description

1.HIGH CHROME CASTING BALL chemical composition 

Item		Chemical Composition
		C	Si	Mn	Cr	P	S
High chrome cast grinding balls	ZQCr12	2.0-3.0	0.3-12	0.2-1.0	11-13	≤0.10	≤0.10
	ZQCr15	2.0-3.0	0.3-1.2	0.2-1.0	14-17	≤0.10	≤0.10
	ZQCr20	2.0-2.8	0.3-1.0	0.2-1.0	18-22	≤0.10	≤0.08
	ZQCr26	2.0-2.8	0.3-1.0	0.2-1.0	22-28	≤0.10	≤0.08

2.Specification of grinding ball 

Nominal diameter (mm)	Weight of single ball in average (g)	Quantity/MT	Surface hardness (HRC)	Endurance impact test(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

3.Packing :
1) Container bag : Dia 20mm-150mm   1000kg/Container bag
2.)Steel Drums : Dia 20mm-80mm   900kg/Drum
              Dia 90mm-150mm   850kg/Drum
3.)Steel Drum on Pallet or Bag on Pallet



4.Honor certificates 



For more information, you can refer to our website : cnjinchi.en.made-in-china.com  .