• Model NO.：high,Medium,Low chrome
• Customized：Customized
• Chemical Composition：C Si Mn S P Cr
• Endurance Test Times：12000
• Breakage：1%
• Microstructure：M+B+C
• Certification：ISO9001:2008
• Hardness：58-62HRC
• Transport Package：Container Bag, Steel Drum
• Specification：High Chrome Cast Balls
• Trademark：Jinan zhongwei
• Origin：Shandong Jinan
• HS Code：73261100
• Production Capacity：1000000

Chemical elements Hardness CSiMnSPCr
HRC
 Special Cr12.0-3.0<1.00.5-2.0≤0.06≤0.08>2058-64Special Cr22.0-3.0<1.00.5-2.0≤0.06≤0.08>1558-64High Cr2.0-3.2<1.00.5-2.5≤0.06≤0.08>1058-62Medium Cr2.0-3.2<1.00.5-2.5≤0.06≤0.08≥545-48Low Cr2.2-3.4≤1.20.5-1.5≤0.06≤0.081.0-1.542-46 
Physical Property & MicrostructureNameHRCAk(J/cm 2 )MicrostructureTimes of Falling BallsLow Cr Balls≥45≥2.5P+C≥10000Medium Cr Balls≥48≥3.0P+C≤Φ80≥15000≥Φ80≥10000High Cr Balls≥58≥4M+C+A≤Φ80≥15000≥Φ80≥10000M-Martensite     P-Pearliet     C-Carbide    A-Austenite
   
 Size(mm)Weight(kg/pc)Quantity(pc/t)Φ300.119091Φ902.90345Φ400.253891Φ1004.00250Φ500.502000Φ1105.30188Φ600.861153Φ1206.80147Φ701.37729Φ1307.70129Φ802.05487Φ1408.74114
  

Company Profile

Jinan Zhongwei established in 2000 , we are a leading manufacturer and professional exporter grinding balls in China.

Our company covers an area of 15000 square meters, now we have 150 staff, including 13 technical staff. Annual output is 50000 tons to 80000 tons .

Main products : forged steel ball, cast iron ball ,grinding rod, cylpebs

We have exported to 20 more countries, UAE, Zambia,South Africa, Peru, Chile, Australia, UK, USA, Turkey and so on.

 

Advantage

1. Jinan Zhongwei has 16 years production and exporting experience.

 

2.We keep continuous adjustment and improvement in production according to the customer's requirement at the last 10 years.

 

3.On the basis of satisfied customer's 50,000 tons/year demand, Jinan Zhongwei has more 30,000 - 50,000 tons/year production capacity for the new cooperative partner.

 

4.Stable price system - 12 months price validity

 

5.Payment terms ( Negotiate)

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.