Steel quality : A key parameter for high precision bearings from NTN-SNR

Steel quality : A key parameter for high precision bearings

NTN has developed a performing steel. Due to the chemical composition and an improved surface quality the maintenance cost are reduce and the performance of the product increase. 

About "LA material"

Due to the chemical composition and an improved surface quality, our customers can expect the following advantages from the "LA material" 

6 times higher wear resistance

15 times higher anti-seizure properties

13 times longer rolling fatigue life at room temperature

and a 30 times higher rolling fatigue life at 200 ° C