FeaturesTouch screen PC for data logging and control of speed and temperatureLow and high load
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Touch screen PC for data logging and control of speed and temperature
Low and high load range pneumatic cylinders
Precision regulator for manual control of load
Air bearing mounted load and friction assembly
ASTM D2266 Wear Preventive Characteristics of Lubricating Greases
ASTM D4172 Wear Preventive Characteristics of Lubricating Fluid
ASTM D2596 Extreme Pressure Properties of Lubricating Greases
ASTM D2783 Extreme Pressure Properties of Lubricating Fluid
ASTM D5183 Standard Test Method for Determination of the Coefficient of Friction of Lubricants Using the Four-Ball Wear Test Machine
IP 239 Extreme Pressure Properties: Friction and Wear Test for Lubricants
DIN 51350/1-4 Testing Lubricants: Testing in the Shell Four-Ball Tester
ISO/CD 11008 Petroleum Products and Lubricants – Determination of Extreme Pressure Properties of Lubricating Greases – Four Ball Method
| Size of Test Balls: | 12.7 mm (0.5″) diameter |
| Load Range: | 10 to 8.000 N |
| Loading Method: | Pneumatic |
| Load Ranges: | 20 to 750 N (@ 6 bar air pressure) |
| 50 to 8.000 N (@ 4 bar air pressure) | |
| Load Measurement: | Pressure transducer |
| Load Control: | Precision pressure regulator |
| Friction Measurement: | Strain gauge transducer |
| Torque Reaction Mounting: | Air bearing |
| Rotational Speed: | 60 to 1.800 rpm |
| Temperature Range: | Ambient to 200°C |
| Temperature Sensor: | k-type thermocouple |
| Motor: | 1.5 kW a.c. vector motor |
| Control & Data Acquisition: | Touch-screen PC & Interface |
| Data Export: | USB Stick |
| Pre-programmed Test Sequences | |
| ASTM D2266 Wear Preventive Characteristics of Lubricating Greases | |
| ASTM D4172 Wear Preventive Characteristics of Lubricating Fluid | |
| ASTM D2596 Extreme Pressure Properties of Lubricating Greases | |
| ASTM D2783 Extreme Pressure Properties of Lubricating Fluid | |
| IP 239 Extreme Pressure Properties: Friction and Wear Test for Lubricants | |
| DIN 51350/1-5 Testing Lubricants: Testing in the Shell Four-Ball Tester | |
| Automatically Controlled Parameters | Rotational Speed |
| Temperature | |
| Test Duration | |
| Manually Controlled Parameters | Load |
| Measured Parameters | Rotational Speed |
| Load | |
| Friction Torque | |
| Temperature | |
| Test Duration | |
| Friction Coefficient | |
| Services | |
| Electricity: | 220/240V, single phase, 50/60 Hz, 3.0 kW |
| Clean, dry air: | 4 cfm at 8 bar (120 psi) |
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