Four Ball EP and Wear Testers

Micro Processor Controlled System For Data Acquisition & Real Time Analysis:

Four Ball Machines used for testing extreme pressure &  wear Preventive characteristics of lubricating oils, greases, evaluation of cutting fluids and polymer containing oils. Imperial Four-Ball Machines designed to perform tests as per the following International Standards ASTM D2596, ASTM D2783, ASTM D2266, ASTM D4172 , FTMS 791-6503, IP 239, GOST 9490-77, DIN 51834-1&2

Comprises of:

2 HP variable speed drive Pneumatic loading system

(manual/ programmed) load cells for Friction Force and load measurements Digital display for temperature, speed time, load and friction force

Load      Pneumatically activated, continuous loading max range 1000 kg.

Speed   Variable speed drive, continuously variable 2HP/220 V Max. range 60-3000 rpm (specify voltage while ordering)

Temperature     Thermostatically controlled temperature of specimen holed range ambient to 250°C.

Friction Force     High accuracy load cell for measurement of Friction Force between specimens.

Test Time            Digital timer for automatic start or shut off.

  • Basic Machine
  • Built in Metal Stand
  • The Control Panel : Microprocessor based Variable Drive AC
  • Digital Display System: to monitor load, Friction Force, RPM & Temperature
  • Steel Test Balls, Material EN 31, with Selected Hardness & Tolerance
  • Test Cups to run Cyclic Fatigue Test and Shear Stability Test
  • Accessories & Spares to conduct all the above tests
  • Spare Chucks
  • Spare Balls (Pack of 100 Balls)
  • Data Acq. & Control System