High Quality Grinding Steel Ball for Ball Mill 25mm B2
Jinan Zhongwei Casting and Forging Grinding Ball Co., Ltd.- Material：Aiioy
- Content：100%
- Usage：Mine, Cement Plant, Power Station
- Processing Type：Forging Forming
- Size：20-150mm
- Color：Metallochrome
Base Info
- Model NO.：B2
- Customized：Customized
- Name：Forged Grinding Steel Balls for Ball Mill(ISO9001
- Certification：ISO9001:2008
- Materia：B2
- Chemical Composition：C Si Mn S P Cr
- Impact Test：13
- Endurance Test Times：12000
- HRC：58-62
- Breakage：1%
- Microstructure：M+B+C
- Heat Treatment：Water Quenching
- Transport Package：Container Bag, Steel Drum
- Specification：SGS ISO9001: 2008
- Trademark：Jinan zhongwei
- Origin：Shandong Jinan
- HS Code：73261100
- Production Capacity：1000000
Description
Chemical elements Hardness C Si Mn S P Cr
HRC
Special Cr1 2.0-3.0 <1.0 0.5-2.0 ≤0.06 ≤0.08 >20 58-64 Special Cr2 2.0-3.0 <1.0 0.5-2.0 ≤0.06 ≤0.08 >15 58-64 High Cr 2.0-3.2 <1.0 0.5-2.5 ≤0.06 ≤0.08 >10 58-62 Medium Cr 2.0-3.2 <1.0 0.5-2.5 ≤0.06 ≤0.08 ≥5 45-48 Low Cr 2.2-3.4 ≤1.2 0.5-1.5 ≤0.06 ≤0.08 1.0-1.5 42-46
Physical Property & MicrostructureName 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 ≥4 M+C+A ≤Φ80 ≥15000 ≥Φ80 ≥10000 M-Martensite P-Pearliet C-Carbide A-Austenite
Long-term cooperation is our goal with every customer:
Because we know that good service and products cost effective is the most important magic weapon of maintaince of the old customer.
Because we know that to look for a new customer is far difficult than maintaince old customer.
With a cooperation win all life cooperation.
We sincerely welcome customers from both at home and abroad to come to negotiate business with us. We are committed to with you to establish long-term cooperation.
Our serious promise: supplying you with high quality products, competitive prices, timely delivery, and satisfactory service. We are always insisting on the theory of "Credit Goal, Client First, and Mutual Profits". Let's build a better future.
HRC
Physical Property & Microstructure
Long-term cooperation is our goal with every customer:
Because we know that good service and products cost effective is the most important magic weapon of maintaince of the old customer.
Because we know that to look for a new customer is far difficult than maintaince old customer.
With a cooperation win all life cooperation.
We sincerely welcome customers from both at home and abroad to come to negotiate business with us. We are committed to with you to establish long-term cooperation.
Our serious promise: supplying you with high quality products, competitive prices, timely delivery, and satisfactory service. We are always insisting on the theory of "Credit Goal, Client First, and Mutual Profits". Let's build a better future.