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Shandong Shengye Grinding Ball Co., Ltd.

China Manufacturer with main products: Forged Grinding Steel Ball, Hot Rolled Steel Ball, Forged Round Bar, Cast Chrome Iron Ball, Cast Chrome Cylpebs

Home  >Products Catalog > forged grinding ball > Size 25mm Material 50mn Unbreakable Hot Rolled Steel Grinding Balls

Size 25mm Material 50mn Unbreakable Hot Rolled Steel Grinding Balls

FOB Price: 530.00 - 580.00 USD/Ton
Supply Ability: 100,000 Ton(s) per Year
Shipping: Shipped by ocean, or Customers designated transportation mod
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram, Safebuy
In Stock

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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Place of Origin: Shandong in China
Packaging Details: a. steel drums (850-930kgs/drum) b. flexible container bags(1ton/bag)

Quick Details

  • Dimensions: 20mm-150mm
  • Material: Steel
  • Application: ball mill, mining, cement plants
  • Brand Name: ShengYe
  • Type: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG
  • Model Number: Dia 1inch-6inch
  • Product Name: Hot Rolled Steel Grinding Balls
  • Certification: TUV ISO 9001,ISO14001,OHSAS18001,SGS,BV
  • Service: Free samples
  • Heat Treatment: Quenching+Tempering
  • Hardness: 56-65HRC
  • Breakage Rate: <1%
  • Impact Toughness: >12j/Cm^2
  • Other Application: Power Plant, Quartz / Silicon Sand Factory


                                                    Hot Rolled Steel Grinding Balls

Product Name: Hot Rolled Steel Grinding Balls
Diameter: 20mm -  150mm
Grade: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG
Certification: TUV ISO9001, SGS
Hardness: HRC55-66    
Breakage rate: <1%
Application Areas: Mines, Cement Plant, Power Station, Chemical Industry, Quartz / silicon sand factory

Quartz Silicon Sand Factory Chrome Steel Ball Forged Steel Ball Grinding Steel Balls

Grinding Ball Classification and Chemical Composition

Name C Mn Si S P Cr
SY-01-45# 0.42-0.48 0.50-0.80 0.17-0.37 0.05 max 0.05 max 0.15 max
SY-02-50Mn 0.48-0.56 0.65-1.00 0.17-0.37 0.05 max 0.05 max 0.15 max
SY-03-60Mn 0.57-0.65 0.70-1.10 0.17-0.37 0.05 max 0.05 max 0.25 max
SY-04-65Mn 0.62-0.75 0.90-1.20 0.17-0.37 0.05 max 0.05 max 0.25 max
SY-05-B2 0.75-0.85 0.70-0.90 0.17-0.35 0.05 max 0.05 max 0.40-0.60
SY-06-B3 0.50-0.65 0.40-1.00 1.35-1.85 0.05 max 0.05 max 0.80-1.20
SY-07-BL 0.55-0.75 0.65-0.85 0.15-0.35 0.05 max 0.05 max 0.70-1.20
SY-08-BG 0.90-1.05 0.35-0.95 0.15-0.35 0.05 max 0.05 max 1.0-1.70

Grinding Ball Mechanical Property

Name Impact Value AK.J/cm2 Dropping test(sm)


25-50(1"-2") 60-90(2.5"-3.5") 100-150(4"-6")
Surface Core Surface Core Surface Core
SY-01-45# 12 15000 55 38 50 35 45 25
SY-02-50Mn 12 15000 56 40 56 35 50 30
SY-03-60Mn 12 15000 58 45 58 38 52 35
SY-04-65Mn 12 15000 60 52 60 42 53 36
SY-05-B2 12 15000 60 60 60 54 55 48
SY-06-B3 12 15000 60 60 60 54 58 53
SY-07-BL 12 15000 60 60 60 54 58 55
SY-08-BG 12 15000 60 60 60 60 60 60

Company Profile
SHandong Shengye Grinding Ball Co., Ltd  specializes in the production of Forged steel ball, grinding rods, cast iron ball for Mines industry and cement plants. Our 95% products Export more than 30 countries. More than 10 years production experience and TUV, ISO, SGS etc. Certificated qualification and extreme standard let us keep very competitive in the current market.
Our staff are trained and selected by strict overseas technology. the quality of products are consistent and the specifications are complete. the annual output of diameter DIA 20MM-DIA 150MM Grinding media balls is 100000 tons.
Our products have the Advantages of rubbing endurance, crashing tolerance and roundness persistence compared to other products in this field. We record the data for our products, follow up customers and drop in services at calling to solve customers' uncertainties.

Size 25mm Material 50mn Unbreakable Hot Rolled Steel Grinding Balls

                             Production Processing

We have our own seven systems to ensure the delivery and quality
, including material supply, production and management, quality control, packing, inventory, ex-factory inspection and transportation. after confirming the order we make detailed production plan including calculating time of each system, workshop arrangement, workers arrangement... etc.and we follow the plan strictly. 

Quartz Silicon Sand Factory Chrome Steel Ball Forged Steel Ball Grinding Steel Balls

                           Packing and Delivery

1. Transportation 
Generally Shipped by ocean, or Customers designated transportation mode. 
2. Packing way
A. Steel drums (850-930kgs/drum) b. Flexible container bags(1ton/bag)
3.Delivery Time
Within 15-20 days after received the payment or LC at sight. (Generally it is 5-10 days if the Grinding steel balls Are in stock. or it is 15-20 days if the Grinding steel balls Are not in stock, it is according to quantity.)
4. Payment Terms
Payment<1000USD, 100% in advance. Payment >1000USD, 30% T/T in advance, Balance before shipment.
Quartz Silicon Sand Factory Chrome Steel Ball Forged Steel Ball Grinding Steel Balls

                                 Our Service

1. Free samples could be sent for evaluation, you pay the freight cost;

2. If any quality problems, we are committed to a full refund.
3. Pay a return visit once a week.
4. When a fault occurs we will deal with it for the first time and resolve problem within 1-2 working days.
5. If you have any question, please contact me freely. We will give you a reply in the first time.

Quartz Silicon Sand Factory Chrome Steel Ball Forged Steel Ball Grinding Steel Balls

                              Quality Control

Our Grinding steel balls Have passed the TUV ISO9001,  ISO14001, OHSAS 18001, SGS, BV ect. Certificates. We hAve first-class laboratory, and equipped with advanced testing equipment, such as Spectrometer, hardness tester, microscope, drop tester, impact tester, laser cutting machine,Etc.,to ensure that our Grinding steel balls from raw material into the factory to the production process to the shipment of every link quality control assurance and traceability.
Quartz Silicon Sand Factory Chrome Steel Ball Forged Steel Ball Grinding Steel Balls

Service Process

Service Guarantee

  • Free Service Charge

    ECVV doesn't charge any service fee to Buyers for buying this product.

  • ECVV Supply

    ECVV is responsible for supply, and provides product quality inspection, fund supervision and supply chain services.

  • Product Quality Commitment

    ECVV China Sourcing Agent will assess the reputation and supply ability of the factory and conduct field trips to select the high-quality Chinese factories for buyers.

  • Deposit Service Commitments

    In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.

    After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.

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