Steel Bearing Ball

Product Details

Feature

BTS has the most comprehensive chrome steel ball production lines. We use high quality vacuum degassed steel and adopt world-class technology. With its high quality on surface, high hardness and heavy load, our high precision products have met the requirements of world-famous customers. The balls have been applied into precision Motor bearings, precision machinery, rolling screws, and so on.

Physical Properties

Item Density Coefficient Elasticity Modulus Poisson’s

Ratio

Hardness

(HV)

Hardness

(HRC)

Bending Strength Compressive

Strength

Unit g/cm3 10-6/k Gpa Mpa Mpa
Steel 7.85 10 208 0.30 700 62 2400
Item Fracture Toughness Thermal Conductivity Electrical Resistivity Highest Temp Acid and Alkali Corrosion resistance performance Stress Cycles (50% failure probalility)
Unit Mpa·m1/2 W/mk Ω·mm2/m weak Times
Steel 25 30~40 0.1~1 300 107
Item Dimensions stability Certrifugal

Force

Non-lubrication

Friction

Magnetism Rolling contact

Fatigue Failure mode

Unit
Steel With the temp,change is big large large Yes Peel Off

Comparison

Steel Bearing Ball's comparison