|Seal type||Rubber seals|
|material||Stainless steel 440C(9Cr18)|
|ring material||Stainless steel 440C(9Cr18)|
|cage material||Stainless steel 304|
|ball material||Stainless steel 440C(9Cr18)|
|Rubber material||Stainless steel 304 with rubber|
|lubrication||grease or oil|
|Dynamic Load Rating (Cr)||604 N|
|Static Load Rating (Cor)||218 N|
Ball bearings will inevitably come into contact with water in many fields of applications,such as food industriesand medial instruments, which will rust the bearing and seriously affect the service life of the ball bearing with chrome steel.
So Waterproof Bearings or Waterproof ball Bearings are the good choices for applications.The material of Waterproof Bearings or Waterproof ball Bearings are used with stainless steel, Stainless steel bearings have better corrosion resistance than chrome steel bearings in applications. The salt spray test time can reach 96 hours after special passivation treatment.
The item SMR104-2RS is a pop waterproof bearings, it is designed with rubber seals to prevent from water.It is very pop for food industries,home applicance and medial instruments.
Founded in 2007,Zhangzhou Runstar Bearings Manufacturing Co.;Ltd is a professional waterproof manufacturer in China, certified ISO9001:2015.We have more than 15 years in supplying waterproof ball bearings for industires.The waterproof ball bearings are well-known for long corrosion resistant,high precision,high speed,low voice and long life.