Our products are of good features of flat and smooth, comfortable and beautiful, solid and durable, distortion-free and heat-preserving. The bathtubs are not only easy to wash but also of acid and alk…
-Description
Ball or rollers are used to prevent or minimise rubbing
-Friction
Rolling coefficient of friction with steel can be ~0.005 (adding resistance due to seals, packed grease, preload and m…
-Description
Rubbing surfaces, usually with lubricant; some bearings use pumped lubrication and behave similarly to fluid bearings.
-Friction
Depends on materials and construction, PTFE has coeff…
-Description
Faces of bearing are kept separate by magnets (electromagnets or eddy currents)
-Friction
Zero friction at zero speed, but constant power for levitation, eddy currents are often induce…
-Description
Off-center bearing rolls in seating
-Friction
Low
-Stiffness
Low due to flexing
-Speed
Low
-Life
Adequate (requires maintenance)
-Cautions
Mainly used in low-load, high precisi…
-Description
Fluid is forced between two faces and held in by edge seal
-Friction
Zero friction at zero speed, low
-Stiffness
Very high
-Speed
Very high (usually limited to a few hundred feet p…
-Description
Material flexes to give and constrain movement
-Friction
Very low
-Stiffness
Low
-Speed
Very high.
-Life
Very high or low depending on materials and strain in application. Usuall…
2-3/8" J55 API 5CT oil tubular steel tubing pipe range 2(OCTG)
Standard:API 5CT
Grade:J55,K55,N80,L80,P110,Q125
Material:seamless oil tubular steel pipe(ERW is also ok)
End finish:EUE,NUE.
C…
Perforated metal is metal that has a series of holes punched into it. Over two hundred and fifty grades of perforated metals are held in stock in a number of hole types, patterns and thicknesses. Mild…
ECROBOT CO., Ltd, Business Registration Number : 220-88-71747, CEO J.W.Park, TEL : +82-2-552-7676, E-mail : E-mail : Contact us Address : (Hwanghwa B/D 11F, Yeoksam-dong)320, Gangnam-daero, Gangnam-gu, Seoul, South Korea