Premium Sealed Bearings for Ultimate Bicycle Efficiency and Speed

Product Description

CHANGZHOU FEIGE STEEL BALL CO.,LTD

Steel Ball Advantages: Crafted from premium stainless steel, with 0.001mm precision, 30% higher wear resistance than standard. Fits motorcycles, bicycles & bearings, ensuring 5,000+ hours stable runtime, ideal for tough conditions.

Manufacturer Advantages: 35+ years in steel ball production, 99.8% pass rate, 500,000+ monthly output. Customizable, 24-hour after-sales response, cost-saving by 12% on average.

      For 40 years since our establishment,we have been controlling product quality from the source.

      All production processes are carried out by our own factory, and we have cooperated with many well-known enterprises for many years. We have no returns or negative reviews, which is trustworthy. Our factory mainly produces stainless steel balls, bearing steel balls, carbon steel balls, as well as other material ball products such as copper balls, ceramic balls, plastic balls, glass balls, etc.

Specification

category	Our products	others
product grade	G5-G2000	G50-G2000
Product category	Bearing steel balls(chromium steel balls),stainless steel balls,Galvanzed ball,copper ball,aluminum ball,ceramic ball,glass Ball, perforated ball,hllow ball,etc	Single category
Product specifications	0.5mm-150mm	2mm-100mm
product material	The raw materials are supplied by top steel mills with complete qualifications	Incomplete qualifications of raw materials
Product testing	All 12 processes are inspected to ensure 100%product guarantee	Sampling inspection cannot guarantee quality
Sample service	Provide free samples	No sample service available
Lead time	3-30 days	8-60 days
Spot reserves	TwO 1000 square meter stock warehouses with a complete range of types	No inventory,long delivery cycle
Price advantage	From the source to the shipment,all processes are manufactured by our factory	Different processes are produced by different factories,resulting in high prices
Product packaging	Customizable (vacuum,10000 piece small packaging,vacuum formed,eggshell,plastic bottle packaging)	The packaging form is single and cannot avoid collision
After sales guarantee	12-month warranty	insecure

Product Description

        The hardness of the steel ball reaches HRC 58-66, the wear resistance is improved by 50%, the service life is extended by more than 30%, the accuracy covers G3-G2000 level (± 0.1 μ m), the size is fully compatible from 0.5-150mm, and the qualification rate is 99.95%. It is widely used in harsh working conditions of bearings/automobiles/precision instruments.

        After quenching, the hardness of the steel ball reaches HRC 58-66, the wear resistance is increased by 50%, the fatigue strength is enhanced by 40%, and the service life is extended by more than 30%. Accurate temperature control ensures uniform organization, meets aerospace grade standards, and has significant cost-effectiveness.

        Steel ball detection is 100% full inspection, with an accuracy of ± 0.1 μ m, hardness fluctuation ≤ 2 HRC, microcrack detection rate of 99.9%, product qualification rate of over 99.95%, and a lifespan extension of 20%, meeting the zero defect requirements in the aviation/automotive/medical fields.

Company Profile

CHANGZHOU FEIGE STEEL BALL CO.,LTD

        Changzhou Feige Steel Ball Co.,Ltd was founded in 1989, it's a professional manufacturer dedicated in pro-ducing precision steel ball.
        The company is IS0 9001 and lATF 16949 certified. lt covers an area of 18,000 square meters includingoffice, workshop, warehouse and laboratory. The sophisticated laboratory equipped with precised, worldwiderespected machines and is managed by properly trained and qualified personnel. Feige still continues toinvest in equipment to measure and insure that specifications for roundness, surface, diameter and hardnessare achieved.
        The factory mainly produce chrome steel ball and stainless steel ball in accordance with international stan-dard. Besides, it's extremely flexible and can accommodate orders for non-standard ball sizes and diversematerials such as copper and ceramic. The Monthly production capacity is around 180 tons. These balls arewidely used in precision bearings, bicycle and automotive components, sliding rails, recirculating ball screws,pumps,sprayers, milling machines.

FAQ

 1. Product related
Q: What are the materials?
A: Bearing steel (GCr15), stainless steel (304/316/440C), carbon steel, chromium steel, etc., can be customized.
Q: Accuracy level?
A: ISO 9001:2015 standard, G5 (maximum) to G2000 (industrial grade), recommended as needed.
Q: Hardness range?
A: HRC 58-66 (depending on the material), can undergo special heat treatment.
 2. Production and customization
Q: Minimum order quantity?
A: Standard products start from 1 box, customized products can be produced in small batches for trial production.
Q: Do you support non-standard or surface treatment?
A: Support! Diameter 0.5-150mm, can be polished, chrome plated, coated, etc.
Q: Production cycle?
A: Standard products take 3-7 days, customized products take 10-15 days.
 3. Quality and Testing
Q: How to ensure quality?
A: Fully automated production, with each batch tested for roundness, hardness, roughness, etc., accompanied by third-party reports.
Q: Application scenarios?
A: Bearings, automotive components, precision instruments, valves, hardware, grinding, etc.
 4. Logistics and after-sales service
Q: Transportation method?
A: Express/sea/air/land transportation, freight charges are calculated based on actual costs, and assistance is provided for customs clearance.
Q: How to deal with quality issues?
A: 12-month warranty, free return or compensation upon presentation of testing certificate.
 5. Other
Q: Do you provide samples?
A: Free standard samples (cash on delivery), customized samples incur cost fees.
Q: Is there an environmental certification?
A: The material complies with RoHS/REACH, and certification can be provided upon placing an order.