Delivery Time:3-5 days
Certification:CE,FCC,MSDS

          steel chrome ball  Hot rolling balls made in China for gold mining

1. Feature:
The forged steel grinding ball is excellent in surface quality, toughness, and resistance to impact and abrasion. It won\'t crack and lose circularity easily.
1) In general, forged grinding steel ball has high hardness: Surface hardness to 55-67 HRC, volume hardness of 56-64 HRC
2) impact toughness high: Impact toughness more than 12 J / cm2.
3) broken rate is low: Peel fragmentation resistance property of over 20000 times. The actual breakage rate not greater than 1% and close to 0.

2. Specifications:
1) Diameters: Dia. 20 - 150mm
2) Hardness: HRC 55-65
3) Chemical elements(%):
C: 0.48-0.85, Si: 0.15-0.37, Mn: 0.7-1.0, P: 0.035 MAX, S: 0.035 MAX

3. Characteristics:
A) High hardness
B) No breakage
C) Even wearing
D) Good wear resistance

4. Applied fields:
A) Mines
B) Cement plants
C) Power stations
D) Chemical industry

5. Packing Instruction:

Barrel with wooden pallet: Steel Drum or Steel Barrel
Barrel size(cm): 89 χ 58 (Volume: 800kgs N. G. Avaliable)
Pallet size(cm): 168 χ 59 χ 13
Two Barrel tie on the wooden pallet, steel tape for bundle
Strong Nylon Bag:
Avalible Bag: 50kgs; 100kgs; 1000kgs

Hot rolling steel ball Chemical Elements( Below is common used type all over the world,if you have any other different requirement, please let me know,we can order from steel mill)

Material	Chemical Elements
C	Si	Mn	P/S	Cr
45#	0.42-0.50	0.17-0.37	0.5-0.8	<0.035	<0.25
60MN	0.55-0.65	0.17-0.37	0.7-1.0	<0.04	<0.25
B2	0.72-0.85	0.17-0.37	0.7-1.0	<0.04	0.4-0.6
B3	0.5-0.8	1.0-1.8	0.4-1.0	0.035	0.5-1.0

Hot rolling steel ball Hardness( Below is common used type all over the world,if you have any other different requirement, please let me know,we can order from steel mill)

Physical Property & Microstructure
Name	HRC	Ak(J/cm 2 )	Microstructure	Times of Falling Balls
Low Cr Balls	≥45	≥2.5	P+C	≥10000
Medium Cr Balls	≥48	≥3.0	P+C	≤Φ80	≥15000
≥Φ80	≥10000
High Cr Balls	≥58	≥8	M+C+A	≤Φ80	≥15000
≥Φ80	≥18000

Competitive advantage:

       1.Top high cost performance;

       2.Save annual steel ball use qty;

       3. Increase outlet derived from the best quality .

Hot Rolling Steel Package ( Container bags and steel drums are two common used package all over the world,let me know which one you want.)

Hot Rolling Steel Ball Contact ( 24 hours on line waiting for your consult)

Contact US

July Sun

julysun@zwgrindingball.com

Skype julysun214

Mobile 86-15666667179