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Specifications

MRS-10W Computer controlled electro-hydraulic servo four ball friction tester+Friction tester+Four-ball friction tester
 
This machine is in the form of sliding friction, the contact pressure at the high point of assessment under the conditions of the carrying capacity of lubricants.
It includes the maximum biting load no cards PB, sintering load PD and the value of ZMZ indications.
 
This machine using high-precision measuring device, it can test friction wear scar size or to display, measure and record the friction wear scar size on the computer.
 
Standard:
 
This machine conforms to ASTM D2783 Standard Test Method for Measurement of Extreme-Pressure Properties of Lubricating Fluids (Four-ball Method)

Technical specification 
Test force range
60N-10KN
Relative error of test force indication
±1% FS
Friction test measurement range
0-300N
Relative error of friction measurement
±3%
Spindle speed range 
10-2000r/min
Relative error of spindle speed
±5r/min
The room temperature of friction temperature control
150℃
Relative error of friction temperature control 
±2℃
Test time control range 
1s-999h
Spindle speed control range
1-99999999 circle
Testing steel ball 
¢12.7mm