Four Ball Friction Tester Machine Digital Readout Meter 10000N

Test force

Maximum test force

10000N

Less than 4% of the maximum test force, indication error

±5N

More than 4% of the maximum test force, relative indication error

±1％

Test force loading method

Manual loading of weights

Friction force

Maximum friction force

300N

The relative indication error of the friction force should not be greater than

±3%

Automatic stop due to excessive friction at high load

Test machine heating system

Working temperature range of the heater

indoor temperature~250℃

Temperature control accuracy

±3℃

Spindle speed

Spindle speed range

5~2000r/min (Stepless adjustable)

Speed control accuracy

±2r/min

Oil consumption for one test

10ml

Nominal diameter of the special standard steel ball

φ12.7

Spindle motor power of the testing machine

1.5kW

Spindle control of the testing machine

Time control

Automatic stop when the set time is exceeded

Friction force control

Automatic stop when the set friction force is exceeded

Display and control range of the testing machine's time

1s～9999min

Dimensions of the testing machine (length × width × height)

1300×490×1220(mm)

Main accessories: Surface scratch measurement physical microscope

Magnification of the measuring microscope

25×   100×

Measurement range of surface scratches

0～10mm

Accuracy of the measurement range of surface scratches

0.01mm