It consists of a disc rotating about a shaft connected to a reduction gear box coupled to a motor. The disc rotates at 28-30 r.p.m. Under the rotating disc is a tray with an outlet to facilitate the removal of sand. Two conical hoppers are mounted on a bracket fixed to the circulmore...
The machine consists of a hollow cylinder mounted horizontally on a sturdy frame on ball bearings. There is an opening which can be closed with a dust tight cover to facilitate charging and discharging the drum with the material under test. A detachable shelf which extends througmore...
Caltech Engineering Services offer Platform abrasion testing machine. Abrasion resistance test method is very old technique over 80 years and used for many applications. Abraser or Rotary abrasion test has been a popular method for accelerated evaluation of abrasion and wear resimore...
Abrading instrument, consisting of a horizontal turntable with a center clamp, which revolves at 70 to 75 rpm, upon which the specimen is attached, and two weighte parallel arms, each carrying a special abrasive embedded rubber whell, freely rotating on a ball-bearing horizontal more...