good 6202zz bearing
1.Structural style feature of deep-furrow ball bearing.
1.Sample order is the best way to test the quality .
2.Delivery is fast.
We are sincerely want to cooperation you,if you are interested in it,please contact me
Step 1--Heat tradtment, Step 2--Gringing Processing , Step3--Assembly , Stept--4 End product washing
Step5--Currying and gland , Step 6--Flaw detection ,Step 7--Circulardegree test
Step 8--Service life and performance test , Step 9--Conputer digimatic carbon-sulphur analysis
Step 10-- Micro-hardness test ,Step 11--S910 noise test , Step 12--BTV vibration test
Our company specialised in bearing more than 10 years,quality is first,price is good.