Product Feature:

the requirements of the oil seal on the assembly shaft:

1. The surface roughness of the shaft is in accordance with the provisions of GB1801. The shaft surface in contact with the oil seal should be

ground to a surface roughness Ra0.2 ～ 0.63um and Rmax = 0.8 ~ 2.5um.

2. The diameter tolerance of the shaft shall not exceed h11 according to GB1801.

3. The chamfer width is according to GB13871-92.

4. Surface hardness: The material of the shaft is preferably carbon steel and alloy steel. The recommended hardness is HRC45 or higher. When

the medium is dirty and has contaminated impurities from the outside or the linear speed of the shaft is ≥12m / s, the surface hardness of the

shaft It should be HRC50 ～ 60, and the depth of quenching layer should be ≥0.3mm.

5. The shaft is chamfered at 30 degrees (maximum). There should be no burrs, sharp corners, and spiral processing marks on the chamfer. The

roughness of the chamfered surface Ra ≦ 3.2um. The heat-treated carbonized layer must be polished and removed.

Hebei Tebiete Rubber Products Co.,Ltd was founded in 2013, the factory is located in the automobile rubber

production base - Julu Economic Development Zone, Hebei Province, next to Xingheng High-speed Julu toll

station. Mainly engaged in oil seals, O-rings, seals, shock cushion and other rubber products (automotive,

motorcycle, electrical appliances, construction machinery, mining, railway, petrochemical, aerospace and

other industry basic components) r & D, production, sales and service.

Factory covers an area of more than 30 acres, with professional technical team, unique production technology

and advanced production equipment and testing equipment. Through iatF16949:2016、 ISO9001:2008 quality

management system certification and SGS testing report; The products are eu compliant.

At present, we have formed  our own unique "TBT, "Aiguozhe", "Haiao" and other well-known brands, sales

have radiated the country's major automotive aftermarket and service stations, the provincial direct sales of

13 stores.Provide OEM customization service for customers in more than 10 countries

As a new energy power "ZXY Bearing", "DANA  Axle", "HANDE Axle ",  "Zhaofeng Bearing" , "Fang Sheng

axle",  "Hongyan Truck", "Dongfeng Truck", "Zhongtong coach", "BYD auto fittings factory, we always with

the best quality products, most competitive price for partners to provide quality services; As "One of the top

ten international brands in China auto parts industry", we always keep in mind our mission and the affirmation

of various industries. As "Shanghai World Expo business card recommended merchants", we try our best

to make TBT Brand  to the world and let the world know about TBT Brand l!