Reliable Carbon Steel Grinding Balls with Below 1% Breakage

• Customization: Available
• Standard: JIS, GB, DIN, BS, ASTM, AISI
• Application: Construction Machinery, Metallurgical Machinery, Cement Plant, Mining Machine, Thermal Power Plant
• Model NO.: 20mm-150mm
• Material: Steel
• Type: Grinding Ball
• Breakage Rate: Below 1%
• Hardness: Hardness
• Impact Toughness: >12ak.J/Cm2
• Microstructure: M+C
• Customized: Customized
• Transport Package: Flexible Container Bags or Steel Drums
• Specification: 20mm-150mm
• Trademark: JINCHI
• Origin: Made in China.
• HS Code: 73261100
• Production Capacity: 100000tons/Year

Product Description

Product Description

1. Grade: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG - Our selection of grades ensures optimal performance and durability in every application.
2. Diameter: 20mm-150mm - A diverse range of sizes to suit different grinding requirements.
3. Hardness: HRC 55-65 - Engineered to deliver robust hardness levels for enhanced grinding efficiency.
4. Breakage Rate: <1% - Crafted for extraordinary reliability with a breakage rate under 1%.
5. Impact Value: >12j/Cm^2 - Exemplary impact resistance for demanding industrial environments.
6. Falling ball times: ≥20000s - Proven durability, ensuring longevity and consistent performance.

Materials	C%	Si%	Mn%	P%	S%	Cr%
B2	0.70-0.85	0.17-0.37	0.70-1.00	≤0.035	≤0.035	0.4-0.6
B2-1	0.55-0.70	0.15-0.30	0.65-0.85	≤0.020	≤0.020	0.70-1.10
High Carbon B2	0.85-1.10	0.15-0.45	0.40-1.20	≤0.035	≤0.035	0.20-1.10
B3	0.58-0.66	1.70-1.90	0.68-0.80	≤0.030	≤0.030	0.78-0.90
45#	0.42-0.50	0.17-0.37	0.5-0.8	≤0.035	≤0.035	0.25max
B4	0.65-0.75	1.20-1.40	0.50-0.70	≤0.025	≤0.025	0.85-1.00
B6	0.75-0.90	0.17-0.37	0.8-1.02	≤0.035	≤0.035	0.88-0.98
B6-1	0.82-0.90	0.15-0.35	0.90-1.05	≤0.020	≤0.020	0.88-0.98
BU	0.95-1.05	0.15-0.35	0.95-1.05	≤0.025	≤0.025	0.45-0.55
1090	0.90-1.10	0.17-0.37	0.60-0.90	≤0.025	≤0.025	≤0.025
42CrMo	0.38-0.45	0.20-0.40	0.50-0.80	≤0.035	≤0.035	0.90-1.20
40Cr	0.37-0.45	0.20-0.40	0.50-0.80	≤0.035	≤0.035	0.80-1.10
65MN	0.62-0.70	0.17-0.37	0.90-1.20	≤0.035	≤0.035	≤0.25
60MN	0.57-0.65	0.17-0.37	0.70-1.00	≤0.035	≤0.035	≤0.25
50MN	0.48-0.56	0.17-0.37	0.70-1.00	≤0.035	≤0.035	≤0.25

Detailed Photos

 

Diameter(mm)	Diameter Tolerance(mm)	Surface Hardness(HRC)	Impact Toughness(j/cm2)
Φ20	+2, -1	>60HRC	≥12
Φ25
Φ30
Φ40
Φ50
Φ60	+3, -2
Φ70
Φ80
Φ90
Φ100	+4, -2
Φ110
Φ120		>58HRC
Φ130
Φ140	+4, -3	>55HRC
Φ150

 

Certifications

 

Packaging & Shipping

1. Ocean shipping - Reliable global reach through trusted ocean shipping services.
2. Customers designated transportation mode - Flexibility to accommodate your preferred logistics solutions.
3. Packing Details: A. Steel drums (850-930kgs/drum) B. Flexible container bags (1ton/bag) - Secure and customizable packaging options.
4. Delivery Details: Within 15-20 days after receiving the payment or LC at sight - Swift and efficient delivery to meet your project timelines.

Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a professional factory specializing in the production of forged/hot rolled grinding balls and alloy grinding steel rods for over a decade. With an impressive annual output of 100,000 tons, we boast 10 state-of-the-art forging and automatic rolling production lines designed to meet diverse and complex customer needs.

Shandong Jinchi has achieved international and industrial certifications including TUV ISO900, ISO14001, and ISO45001. Additionally, we hold double certification from SGS and BV, verifying our status as a qualified factory. Our premier laboratory is equipped with cutting-edge testing apparatus such as spectrometers, hardness testers, drop testers, and impact testers, ensuring meticulous quality control and traceability from raw material intake through to production and shipment.
Our clientele encompasses over 40 countries across Southeast Asia, Africa, and Latin America. We enjoy successful business collaborations with prominent mining companies, cement plants, thermal power plants, and chemical plants globally, earning us commendations for our reliable and superior quality products.