Premium Casting Balls with Breakage Rate Less Than 1% for Cement

• Customization: Available
• Standard: JIS, GB, DIN, BS, ASTM, AISI
• Application: Construction Machinery, Metallurgical Machinery, Cement Plant, Mining Machine, Thermal Power Plant, Coal Yard
• Model NO.: DIA: 10mm-130mm
• Material: Iron
• Type: Wear Resistant Casting
• Breakage Rate: <1%
• Impact Value: >4j/Cm^2
• Grade: Cr10--28
• Hardness: 58-65HRC
• Microstructure: M+C
• Falling Ball Times: >10000
• Cast Ball Chrome: Cr1.0-28.0
• Heat Treatment: Quenching +Tempering
• Transport Package: Container Ton Bags or Steel Drums
• Specification: Size: 10mm-150mm
• Trademark: JINCHI
• Origin: China
• HS Code: 73261100
• Production Capacity: 100000tons/Year

Product Description

Experience the pinnacle of excellence with JINCHI products and suppliers, available at unbeatable factory prices! Our Grinding Media Steel Ball is meticulously crafted to deliver exceptional performance.
Shandong Jinchi Heavy Industry Joint-Stock Co., Ltd

Shandong Jinchi Heavy Industry is a prominent leader and expert manufacturer of premium grinding products. We are incredibly proud of our exceptional lineup, which includes: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, Our state-of-the-art facilities, crafted with the utmost precision and aligned with international standards, boast an impressive annual production capacity exceeding 100,000 tons.

We warmly welcome your inquiries about our distinguished grinding balls. You can expect a prompt response with our most competitive pricing. Thank you for considering us.

Why Choose Us
High We ensure our products shine with remarkable excellence by using premium raw materials, sourced directly from renowned and large steel mills.
Advanced Our advanced, automatic production lines assure consistent and dependable manufacturing quality every time.
Strict Our stringent quality management systems, coupled with exceptional after-sales service, guarantee complete customer satisfaction.
More With over 20 years of industry experience, we have unsurpassed expertise and comprehensive knowledge.
Advanced Our dedicated laboratory equipment ensures rigorous testing and quality verification.
ISO9001, ISO14001, ISO45001, and SGS certifications highlight our steadfast commitment to quality and environmental excellence.
Our strategic location enables a swift four-hour transit to Qingdao port, ensuring efficient and seamless export logistics.

Chemical Composition of forged steel balls

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
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

Specification ofGood Wear Resistance Forged Grinding Media Steel Mill Balls

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

Advantages:

1.Material Quality: We guarantee top-tier material integrity by sourcing steel directly from Laigang Group and JIYUAN, China's leading specialists in grinding ball steel.

2. Product Range: Our comprehensive portfolio satisfies diverse customer needs, offering both cast and forged options in an extensive array.

3. Capacity: With a substantial production capacity of around 100,000 MT, we promise seamless, uninterrupted media delivery to our valued clients.

4. Production Facility: Our cutting-edge automatic production lines ensure exceptional consistency and quality in every single product.

5. Delivery: Our streamlined, automated production system guarantees swift delivery post-order confirmation, typically within 14 days, tailored to your specific needs.

6. Quality Control: Our dedicated laboratory, equipped with state-of-the-art testing apparatus, ensures strict adherence to quality standards at every stage of production.


Manufacturing Process



At JINCHI, we proudly present our top-tier offerings, sourced directly from our prestigious suppliers. Experience unparalleled factory prices on vital mining equipment, including our cast iron Ball Mill Grinding Media Steel Ball, designed for excellence.

Chemical Components
Type	Chemical components
	C	Si	Mn	Cr	Mo	Cu	P	S
Low-Cr	1.8-3.3	≤1.5	0.3-1.5	1-3	≤1.0	≤0.8	≤0.10	≤0.10
Medium-Cr	1.8-3.3	≤1.2	0.3-1.5	4-9	≤1.5	≤0.8	≤0.10	≤0.10
High-Cr	1.8-3.3	≤1.2	0.3-1.5	10-18	≤1.0	≤1.2	≤0.10	≤0.06
Superhigh-Cr	1.8-3.3	≤1.2	0.3-1.5	19-35	≤2.0	≤1.2	≤0.10	≤0.06

Nominal diameter (mm)	Weight of single ball  in average (g)	Quantity/ MT	Surface hardness	Endurance impact test (Times)
Φ15	13.8	72549	>60	>10000
Φ17	20.1	49838		>10000
Φ20	32.7	30607		>10000
Φ25	64	15671		>10000
Φ30	110	9069		>10000
Φ40	261	3826		>10000
Φ50	510	1959		>10000
Φ60	882	1134		>10000
Φ70	1401	714		>10000
Φ80	2091	478	>58	>10000
Φ90	2977	336		>10000
Φ100	4084	245		>8000
Φ120	7057	142		>8000
Φ130	8740	115		>8000

Certificates


FAQ

Q1: What is the advantage of your company?

A: Discover the advantage of partnering with us, a brand fortified by 28 years of unmatched expertise in the realm of professional steel ball manufacturing, where excellence isn't just a goal, it's a guarantee.

Q2. In which countries are your products sold?

A: Our products boast a formidable global footprint, permeating markets from Mexico to Canada, Brazil, and reaching far and wide to Tanzania, Congo, and South Africa, complemented by a significant branch office in Australia, showcasing our expansive reach.

Q3: Are you trading company or manufacturer?

A: We are a manufacturing titan, confidently operating as a factory, committed to delivering superior quality.

Q4: How long is your delivery time?

A: Our delivery schedule is notably efficient, typically spanning a rapid 10-15 days, although this is subject to order volume, ensuring quick service.

Q5: Do you provide samples? Is it free or extra?

A: Certainly, we are delighted to provide complimentary samples to showcase our quality, asking only that the associated freight costs be covered, ensuring transparency in our services.

Q6: What is your terms of payment?

We offer adaptable payment conditions: T/T with a 30% deposit and the remaining 70% settled upon receipt of the B/L copy, ensuring smooth transactions.
OR L/C: Ensure ultimate peace of mind with a 100% Irrevocable letter of credit at sight, safeguarding your transactions.