40mm Forged Grinding Ball for Iron Ore Mine

40mm forged grinding ball for iron ore mine, have a good use life for its higher and even hardness.

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Introduction
40mm forged grinding ball for iron ore mine, have a good use life for its higher and even hardness.

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Technical Datas
Application: fit for different types ball mill.
Price: Negotiable
Payment term: TT, LC
Delivery date: Negotiable
Packing: ton bag or Iron drum
Certification: ISO9001, ISO14001, OHSAS18001 etc.
Original: Jiangsu, China
Major Market: Worldwide
Min Order Quantity: 2x20'GP per Each Ball Size
Ball Size Range: 25mm to 125mm (1" to 5")
Details quality performance

Steel Rod Type: B2, Chemical Comments (40mm Forged Grinding Ball For Iron Ore Mine)
C	Si	Mn	P	S	Cr
0.76-0.82	0.17-0.35	0.72-0.80	≤0.020	≤0.015	0.50-0.60
Ni	Cu	Mo	Alt	V
≤0.25	≤0.20	/	0.020-0.050	/
25mm-30mm Forged Grinding Ball For Iron Ore Mine Quality Performance
Ball Size	Surface Hardness		Core Hardness		Volume Hardness
25mm	63-64 HRC		62-63 HRC		62-64 HRC
30mm	63-64 HRC		62-63 HRC		62-64 HRC

Steel Rod Type: B2, Chemical Comments (Forged Grinding Ball For Iron Ore Mine g)
C	Si	Mn	P	S	Cr
0.76-0.82	0.17-0.35	0.72-0.80	≤0.020	≤0.015	0.50-0.60
Ni	Cu	Mo	Alt	V
≤0.25	≤0.20	/	0.020-0.050	/
40mm-50mm Forged Grinding Ball For Iron Ore Mine Quality Performance
Ball Size	Surface Hardness		Core Hardness		Volume Hardness
40mm	62-64 HRC		61-63 HRC		61-64 HRC
50mm	61-64 HRC		60-63 HRC		60-63 HRC

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