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Oiliness Fiction Tester

Deadweight Type High Speed Four-ball Friction Tester

Deadweight Type High Speed Four-ball Friction Tester
  • The purpose of the high speed four-ball tester is to evaluate the wear resistance and load bearing of lubricants.

The four-ball tester is designed to perform standard ASTM.
The deadweight loading method supports the load stabilization.

Main specifications
Test piece 1/2" (12.7mm) steel ball JIS B1501
Load 49 ~ 7,840 N (5 ~ 800kg)
Deadweight type
Lotation speed 10 ~ 3,600 rpm
Test oil temperature Oil bath Ordinary temp. to 200ºC