80mm Grinding Media Balls for Mining

80mm Grinding Media Balls For Mining, volume hardness 59-60HRC, is fit for all type of non-ferrous mines, including Iron ore mine, copper mine, gold mine, silver mine, etc.

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80mm Grinding Media Balls For Mining Introduction
80mm Grinding Media Balls For Mining, volume hardness 59-60HRC, is fit for all type of non-ferrous mines, including Iron ore mine, copper mine, gold mine, silver mine, etc.

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Technical Specifications
Application: 80mm grinding media balls for mining, like Iron Ore, Copper, Gold, Silver, etc, mostly used in ball mill of mineral processing.
Certification: ISO9001, ISO14001, OHSAS18001 etc.
Original: Jiangyin, Jiangsu, China
Price: Negotiable
Delivery date: Negotiable
Payment term: TT, LC
Packing: export standard ton bag or Iron drum
Major Market: worldwide
MOQ: 50 tons (2x20'GP)

Raw material: Carbon alloy steel rod
Finished ball size: 83.2mm
One 80mm ball net weight: 2,367 grams
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Detailed quality performance of 80mm Grinding Media Balls For Mining:
Steel rod supplier: Chinese local top famous steel mill
Steel rod choices: B3/B4/B6

Steel Rod Type: B3, Chemical Comments
C	Si	Mn	P	S	Cr
0.61-0.65	1.73-1.80	0.73-0.80	≤0.020	≤0.015	0.80-0.88
Ni	Cu	Mo	Alt	V
≤0.25	≤0.20	-	-	-
80mm(3.25") Grinding Media Balls For Mining Quality Parameter
Ball Size	Surface Hardness	Core Hardness	Volume Hardness	Impact Toughness
80mm (3.25")	61-63 HRC	59-61 HRC	59-62 HRC	≥22 J/CM2

Or:

Steel Rod Type: B4, Chemical Comments
C	Si	Mn	P	S	Cr
0.66-0.74	1.2-1.4	0.50-0.70	≤0.022	≤0.022	0.85-1.0
Ni	Cu	Mo	Alt	V
-	≤0.40	-	0.025-0.045	0.05-0.15
80mm(3.25") Grinding Media Balls For Mining Quality Parameter
Ball Size	Surface Hardness	Core Hardness	Volume Hardness	Impact Toughness
80mm (3.25")	61-63 HRC	58-60 HRC	58-62 HRC	≥18 J/CM2

Or:

Steel Rod Type: B6, Chemical Comments
C	Si	Mn	P	S	Cr
0.74-0.85	0.15-0.35	0.90-1.05	≤0.020	≤0.020	0.88-0.98
Ni	Cu	Mo	Alt	V
≤0.25	≤0.25	0.06-0.13	0.025-0.045	-
80mm(3.25") Grinding Media Balls For Mining Quality Parameter
Ball Size	Surface Hardness	Core Hardness	Volume Hardness	Impact Toughness
80mm (3.25")	61-64 HRC	59-61 HRC	59-60 HRC	≥24 J/CM2

Also, if you need us to develop a special 80mm grinding media balls for mines by your unique chemical comments on raw material, we can do it with our cooperated steel plant.

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Our Testing Machines

1.Microstructure Analysis Machine

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2.Hardness Testing Machine

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