Rolling mill bearing is a major characteristic product of DAC. As one of the most professional rolling mill bearing manufacturers and suppliers in China, DAC Bearing featured by high quality bearings with different specifications and sizes.

Here are DAC’s tips for selecting a roller mill bearing.

1.Selection based on the working conditions 

a.Working temperature

Chromium steel  is suit for working at room temperature . When the working temperature is higher than 150 ° C and lower than 250 ° C, chromium bearing steel is also workable , but special heat treatment is required (tempering at 200 ° C or 300 ° C is required).

b. Load Capacity

Don’t use chromium bearing steel in strong impact load generally , the high-quality carburized structural steel, impact-resistant tool steel or quenched and tempered structural steel are strongly recommended.

c. Contact medium

Bearings used in corrosive media must be made of corrosion-resistant steel or alloy steel with good corrosion resistance.

DAC has many useful tips about rolling mill bearing and it includes FC Series, NNU Series, FCD Series and Backing Bearings. Welcome to contact DAC to purchase your products!