Product Name: Friction/Wear Testing Machine mm-W1A in university, oil & gas industry, Model NO.: MM-W1A Oil Cylinder Position: NO Power Source: AC380V Weight: 100-500Kg Control: Manual Control Display: Digital Loading Method: Static Load Load Way: Electronic Load Accuracy Grade: 0.5 Maxcapacity: <1000KN Type: Friction Testing Machine Mass Scope of Workpiece: <900kg Max Diameter of Workpiece: <500mm Trademark: TIME-SHIJIN Transport Package: wooden case Specification: MM-W1A Origin: China HS Code: 9024 Product Description MM-W1A is a Multi-Specimen Friction and Wear Testing Machine. It is designed for simulating, evaluating and testing almost all kinds of oil (high-class serial hydraulic oil, lubricant, combustion oil and gear oil) and materials (metal, plastic, coating, rubber, ceramic, etc. ).It is widely used in tribology field, petrol chemical industry, mechanical, energy resource, metallurgy, space flight, enginerring areas, college and institute, etc.Standards:It is a standard evaluation apparatus available in SH/T 0189-1992 "Lubricant Anti-wear Performance evaluation Method(Four-ball Tester Method) and confirm to ASTM D4172 - 94 and ASTM D 5183 - 95.1.1 Axial test force working range 0~1000N;1.2 Error of indicating value lower than 200N not bigger than ± 2NError of indicating value upper than 200N not bigger than 1%1.3 Discriminability of test force not bigger than 1.5N1.4 Relative error of long time auto hold indicating value not bigger than± 1% FS1.5 Return zero error of digital display device of test force indicating value not bigger than± 0.2%FS2. Friction Moment2.1 Measuring maximum friction moment 2.5N. M;2.2 Relative error of friction moment indicating value not bigger than ± 2%;2.3 Friction force weighing transducer 50N2.4 Friction force arm distance 50mm2.5 Discriminability of friction moment indicating value not bigger than 25N. Mm;2.6 Return zero error of digital display device of friction moment indicating value not bigger than± 0.2%FS;3. Range of spindle stepless speed variation3.1 Stepless speed variation 1~2000r/min3.2 Special deceleration system 0.05~20r/min3.3 For over100r/min, error of spindle speed not bigger than ± 5r/minFor below 100r/min, error of spindle speed not bigger than ± 1r/min;4. Testing media oil, water, muddy water, abrasive material;5. Heating System5.1 Heater working range room temperature~260 º C5.2 Disc type heater φ65, 220V, 250W5.3 Jacketing heater φ70*34, 220V, 300W5.4 Jacketing heater φ65, 220V, 250W5.5 Platinum thermo resistance 1group each(long & short)5.6 Temperature measuring control accuracy ± 2 º C6. Conicity of spindle of testing machine 1: 77. Max. Distance between spindle and lower disc ≥75mm8. Spindle control mode8.1 Manual control8.2 Time control8.3 Revolution Control8.4 Friction moment control9. Time display &control range 0s~9999min10. Revolution display &control range 0~999999911. Output maximum moment of main motor 4.8N. M12. Overall dimension(L*B*H) 600*682*1560mm13. Net weight about 450kg
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