• Sep , 15 2020

ZZ BEARING can produce 6 balls with diameter 3/16 inch balls and the 7 balls diameter is  5/32 inch. The Features of 6 Balls Bearings : 1.6 bigger balls diameter aer larger than 7 balls ,so they are stronger and hte speed can be faster. 2.with larger balls ,608 bearings can with less friction at the same wheel RPM 3.With 6 balls ,bearing can roll farther with the reduced friction and ball ro...

• Sep , 30 2020

Stainless Steel Bearing Material Introduction Stainless Steel Material Classification 1. SUS420 (3Cr13) 420 stainless steel is a martensitic stainless steel with certain wear resistance and corrosion resistance, and high hardness. It is suitable for all kinds of bearings, precision machinery, electrical, equipment, instruments, meters, transportation tools, household appliances, etc. It is mostly ...

• Sep , 30 2020

Stainless steel bearings can organize mass production, achieving high strength and high precision. It can be used in various products with general corrosion and is widely used. Compared with ordinary bearings, stainless steel bearings not only have obvious advantages in material, but also in terms of technology and precision control, they are much stricter than ordinary bearings. In the working pr...

• Jan , 01 2021

Silicon Nitride Si3N4 Ceramic is one kind of technical ceramic materials which has good comprehensive properties for different applications. Its mechanical strength can be kept up to 1200℃. Its hardness and wear resistance performance ranks high among all technical ceramic materials. It has high electrical resistivity, high dielectric constant and low dielectric loss, is a choice for electrical in...

• May , 13 2021

Large part of ball bearings are made of Chrome steel Gcr15 material; With the requirement of application and durability,bearings are also produced by different mateial such as stainless steel, ceramics and plastic. ZZ BEARINGS are professional factory to produce stainless steel bearings ,we can produce with stainless steel 420 bearing , stainless steel 316 bearing , stainless steel304 bearing ,yo...

• May , 29 2021

ZZ BEARINGS can produce different miniature ball bearing,such as in metric series 68, 69 and 60, R series. Those small bearing can be produce with ZZ or 2RS .  ZZ  means steel plate dust cover , RS rubber sealing ring. For material,we can produce with stainless steel series, ceramic ball series, etc. Micro bearing is suitable for various industrial equipment, small rotary motor, such as...