Reliable Grinding Rod, Grade 45#, Hardness 45-55HRC, High Efficiency

• 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: 50mm-150mm
• Material: Steel
• Type: Grinding Rod
• Breakage Rate: <1%
• Grade: 45#,40cr ,50mn,60mn,65mn,B2,B3
• Hardness: 45-55HRC
• Dia Tolerance: +- 2mm
• Length Tolerance: +- 20mm
• Manufacture: Heat Treatment and Water Quenching
• Impact Value: ≥12j/Cm^2
• Straightness: <0.2 %
• Transport Package: by Wire
• Specification: DIA: 50mm-150mm
• Trademark: JINCHI
• Origin: China
• HS Code: 73261100
• Production Capacity: 100000tons/Year

Product Description

As a leading manufacturer in China, we specialize in the production of high-quality B2 Grinding Rods through a meticulous hot-rolled process designed specifically for rod mills.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdAs an industry leader, Shandong Jinchi Heavy Industry takes immense pride in manufacturing a distinguished range of premium grinding products, setting benchmarks in quality and innovation. Our extensive product lineup includes: Precision-crafted Grinding Media ForgedHigh-performance Steel Robust Cast Steel Balls Durable Steel Balls,Efficient Grinding Rods, Versatile Grinding Cylpebs, Each product is expertly engineered to meet stringent international standards, produced in state-of-the-art facilities with a remarkable annual capacity surpassing 100,000 tons.

We eagerly await your inquiries regarding our exceptional grinding balls, and assure you that the best possible pricing will be provided promptly. Thank you for considering our products.

Why Customers Prefer Us
Premium raw materials are sourced directly from top-tier steel mills, ensuring unmatched product quality and excellence.
Cutting-edge automatic production lines ensure consistent and trustworthy manufacturing outcomes.
Rigorously enforced quality management systems, along with exceptional after-sales support, ensure complete customer satisfaction.
With over twenty years of industry expertise, our knowledge is unparalleled.
State-of-the-art laboratory equipment guarantees precise testing and meticulous quality assurance.
ISO9001, ISO14001, ISO45001, and SGS certifications affirm our unwavering commitment to superior quality and environmental responsibility.
Strategically positioned for rapid export, our location offers a four -hour reach to Qingdao port, ensuring swift and efficient logistics.

Shandong Jinchi Heavy Industry Joint-Stock Co., Ltd. We meticulously manage every step in the production of damage-resistant metal balls, from selecting metallic materials to purchasing raw materials, conducting thorough metal inspections, and carefully controlling quenching and tempering processes. We ensure the final productmaintainsconsistency with ISO9001:2015 quality management standards. Our goal is to guarantee that each steel ball meets the technical specifications of projects and industry standards, delivering superior wear resistance, stability, maturity, and reliability.
Assurance Protocols for Raw Material Procurement
Our strategic alliances with prominent state-owned enterprises such as the Laiwu branch of Shandong Iron & Steel Co., Ltd., Chengde Jianlong Special Steel Co., Ltd., and Huaigang Special Steel Co., Ltd. of Jiangsu Shagang Group ensure rigorous oversight throughout all stages-from material procurement to final inspection-conducted by seasoned technical experts and authorized by the responsible technical director.
Performance Assurance for Production Equipment
Utilizing the most advanced and professional machinery, we collaborate closely with process and quality inspection teams to meticulously document parameter records. We strictly adhere to process specifications to uphold product excellence.
Process Technology and Quality Inspection Assurance
By appointing dedicated project specialists and quality inspectors, we enforce strict adherence to contractual parameters and indicators, ensuring accurate process execution and continual tracking of each parameter throughout.
Assurances for Packaging and Transportation Performance
Our packaging standard is meticulously crafted to align with international benchmarks, ensuring the product withstands multiple lifts with uncompromised safety and stability. Shandong Jinchi Heavy Industry Joint-Stock Co., Ltd has forged strategic alliances with prominent shipping and logistics enterprises worldwide. Each vehicle is fortified with transportation insurance, significantly boosting our risk management capabilities and reinforcing our commitment to secure delivery.

The Chemical Composition of Grinding Steel Rod Bar Media is a critical factor in 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
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

Specifications of Grinding Steel Rods

Diameter(mm)	Length(mm)	Diameter Tolerance(mm)	Length Tolerance(mm)	Surface Hardness HRC
30-120	3000-6000	+-2.0	+-20	45-55

Application Scope: Engineered for superior performance in rod mills, our rods are ideal for coal-water slurry gasification, sand production, bauxite processing, tungsten and tin ore refinement, steel slag recycling, and more.

Distinct Advantages:

1.Exemplary Material Quality: We procure our steel exclusively from Laigang Group and JIYUAN, China's vanguard in steel manufacturing for grinding applications, ensuring unmatched material robustness and reliability.

2. Diverse Product Range: Our extensive product lineup meets a wide array of customer demands, offering both cast and forged varieties, thus accommodating comprehensive needs across the board.

3. Robust Capacity: With a formidable production capacity reaching approximately 100,000 MT, we pledge consistent and timely delivery of media to our esteemed clientele.

4. State-of-the-Art Production Facility: Our avant-garde automatic production lines are designed to guarantee impeccable quality uniformity across every product.

5. Expedited Delivery: Our highly efficient automated production process ensures prompt delivery once an order is confirmed, often within a mere 14 days, tailored to specific requirements.

6. Rigorous Quality Control: Our specialized laboratory, fitted with state-of-the-art testing equipment, assures that each production stage adheres strictly to the highest quality protocols.

Manufacturing Process Details




Frequently Asked Questions (FAQ)

Q1: What sets your company apart?

A: With 28 years of expertise, we are seasoned professionals in the manufacturing of steel balls, bringing a wealth of experience to every product.

Q2: What global markets do you serve?

A: Our products are distributed across Mexico, Canada, Brazil, Tanzania, Congo, South Africa, Mali, Cote d'Ivoire, Mauritania, Chile, Peru, the Philippines, Ecuador, Ghana, Finland, South Korea, India, Australia, and more, with a branch office proudly established in Australia.

Q3: Are you a trading company or a manufacturer?

A: We are a manufacturing factory.

Q4: What is your standard delivery timeline?

A: Typically, our delivery period is 10-15 days, subject to the order quantity.

Q5: Are samples available, and what is the cost?

A: Absolutely, we provide free samples, though the freight cost is not included.

Q6: What are your payment terms?

We accept T/T (30% upfront and 70% upon receipt of the B/L copy);
Alternatively, we accept L/C (100% Irrevocable letter of credit at sight).