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Changzhou Feige Steel Ball Co., Ltd.

Steel Ball, Chrome Steel Ball, Carbon Steel Ball manufacturer / supplier in China, offering High Precision ISO 3290 1/4 Inch Steel Balls, 2.381mm 3/32′′ Bearing Balls for Cement Plant Forged Steel Ball, AISI52100 Bearing Steel Balls Size 7.5mm G40 and so on.

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High Precision ISO 3290 1/4 Inch Steel Balls

Purchase Qty.:
20-219 220+
FOB Unit Price: US $2.5 US $6
Purchase Qty. (kg) FOB Unit Price
20-219 US $2.5
220+ US $6
Get Latest Price
Port: Shanghai, China
Production Capacity: 160tons/Month
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: 1.2mm-70mm
  • Certification: ISO
  • Universal: Yes
  • Material: Bearing Steel
  • Precision: G10
  • Checking: 100% Sorted
  • Safe: RoHS
  • Trademark: SAIGE
  • Specification: ROHS SGS
  • HS Code: 84829100
  • Customized: Non-Customized
  • Standard Parts: Yes
  • Type: Ball
  • Sizes: 1.2mm-32mm
  • Hardness: HRC61-66
  • Surface: Bright, Zero Defect
  • Samples: by Free
  • Transport Package: 10kg for Each Box or Following Customers′ Advice
  • Origin: Changzhou, Jingsu, China
Product Description
High Precision ISO 3290 1/4 Inch Steel Balls

High Precision ISO 3290 1/4 Inch Steel Balls
    Our Cooperative countries are United States, United Kingdom, France, Italy, Japan, Korea, Turkey, Peru and other areas . we have more than 20 years experiences of production steel ball. Stainless steel balls are our popular product.1.2mm-32mm are our hot sizes.

A, We're chrome steel balls' manufacturer. 

High precision chrome steel balls are our great product. 
We have more than 20 years experieces in manufacturing steel balls. 
We use high-quality raw material for chrome steel balls which is from Wuxi Xingcheng Steel Company. (They have passed inernational certifcation of NSK,  SKF and any other bearing manufactuers. )

High Precision ISO 3290 1/4 Inch Steel Balls
B. We have the whole stirct production process from raw material to packing. 

Raw material--Wire drawing--Cold heading--Flashing--Heat treatment--Grinding--Lapping1--Lapping2--Lapping3--Washing--Checking--Packing

Each production line has their own Lot No. Following it, we can find and slove any problem at any time. Expect professional inspector checking product before packing, workers will be also check their product every two hours. 

High Precision ISO 3290 1/4 Inch Steel Balls

We have strict inspection for all product before packing. 

Our high precision chrome steel balls is G10. (ball diameter variation is in 0.25um)
Following is our inspection for G10 steel balls: 

1. Each size of chrome steel balls have their own standard balls which are imported from Japan. 
2. These standard balls were stocked into antirust oil at the temperature 20°C. 

3. Our size measurement instrument's precision is up to 0.1um. Also import from Japan. 
4. We will check the diameter, hardness, surface, deviation from spherical, vibration value and so on. 

High Precision ISO 3290 1/4 Inch Steel Balls
D, We can send some samples to you free to confirm our quality. 

For high precision chrome steel balls(G10), every day we're producing 1.2mm 1.5mm 1.588mm 2.0mm 2.381mm 2.5mm 3.0mm 3.175mm 3.5mm 4.0mm 5.5mm 6.35mm 7.938mm 9.525mm......

Changzhou Feige Steel Ball Company

Brief introduction

  • Feige steel ball founed in 1989, has more than 20 years experience in manufacturing steel ball. 
  • Now we owns workshop area about 20000 square meters and invest equipments about 15 million RMB. 
  • Our main product are stainless steel ball, chrome steel ball and carbon steel ball. 
  • The whole annual sales is about 28 million. 
  • Before 2000, we have got the certification: ISO 9001: 2008 SGS. 
  • We have the whole production process from raw material to producing to package. 
  • We have strong production capacityabout 160 Ton steel balls for each Month
1.588mm 1/16''600,000pcs
3.175mm 1/8''75,000pcs
3.969mm 5/32''39,000pcs
4.763mm 3/16''22,000pcs
5.953mm 15/64''11,000pcs
6.35mm 1/4''10,000pcs
7.938mm 5/16'' 5,000pcs
9.525mm 3/8'' 2,800pcs
12.7mm 1/2''1,200pcs 

High Precision ISO 3290 1/4 Inch Steel Balls
High Precision ISO 3290 1/4 Inch Steel Balls
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