Computer Controlled Vertical Universal Friction And Wear Testing Machine

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  • Computer Controlled Vertical Universal Friction And Wear Testing Machine
  • Computer Controlled Vertical Universal Friction And Wear Testing Machine
  • Computer Controlled Vertical Universal Friction And Wear Testing Machine

PRODUCTS DETAILS

Item Method A Method B
Test temperature 75±2°C 75±2°C
Speed of spindle 1200±60 r/min 1200±60 r/min
Testing time 60±1min 60±1min
Axial testing force 147N (15kgf) 392N (40kgf)
Axial testing force zero point inductance ±1.96N(±0.2kgf) ±1.96N(±0.2kgf)
Standard steel-ball specimen Φ 12.7mm Φ 12.7mm
1.Test force
1.1 Axial test force working range 1~1000N
1.2 Error of indicating value lower than 200N not bigger than ±2N
Error of indicating value upper than 200N not bigger than 1%
1.3 Discriminability of test force not bigger than 1.5N
1.4 Relative error of long time auto hold indicating value not bigger than ±1% FS
1.5 Return zero error of digital display device of test forceIndicating value not bigger than ±0.2% FS
2. Friction Moment
2.1 Measuring maximum friction moment 2.5 N. m
2.2 Relative error of friction moment indicating value Not bigger than ±2%
2.3 Friction force weighing transducer 50N
2.4 Friction force arm distance 50mm
2.5 Discriminability of friction moment indicating value Not bigger than 2.5 N. mm
2.6 Return zero error of digital display device of friction Not bigger than ±2% FS
3. Range of spindle stepless speed variation
3.1 Stepless speed variation 1~2000r/min
3.2 Special deceleration system 0.05~20r/min
3.3 For over 100r/min, error of spindle speed Not bigger than ±5r/min
   For below 100r/min, error of spindle speed Not bigger than ±1 r/min
4. Testing media Oil, water, muddy water, abrasive material
5.heating system
5.1 Heater working range Room temperature ~260°C
5.2 Disc type heater Φ65, 220V, 250W
5.3 Jacketing heater Φ70x34, 220V, 300W
5.4 Jacketing heater Φ65, 220V, 250W
5.5 Platinum thermo resistance 1 group each (long&short)
5.6 Temperature measuring control accuracy ±2°C
6.Conicity of spindle of testing machine 1:7
7. Max. distance between spindle and lower disc ≥75mm
8. Spindle control mode
8.1 Manual control
8.2 Time control
8.3 Revolution control
8.4 Friction moment control
9. Time display & control range 0s~9999min
10. Revolution display & control range 0~9999999
11. Output maximum moment of main motor 4.8N. m
12. Overall dimension (L * W * H ) 600x682x1560mm
13. Net weight About 450 kg
This machine meets SH/T 0189-1992 Lubricant Anti-wear performance Evaluation Method (Four-ball tester method) and conforms to ASTM D4172-94 and ASTM D 5183-95.

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