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| Brand | Red Sun Instrument |
|---|---|
| Origin | Hebei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | M-200 |
| Instrument Type | Multi-Function Tribological Tester |
| Maximum Friction Force | 20 N |
| Friction Force Resolution | 0.4 mN |
| Maximum Operating Temperature | 45 °C |
| Maximum Test Load | 2000 N |
| Load Accuracy (≥10% FS) | ±2% |
| Load Repeatability (≥10% FS) | ≤2% |
| Friction Torque Range | 0–15 N·m |
| Torque Accuracy (≥10% FS) | ±3% |
| Torque Repeatability (≥10% FS) | ≤3% |
| Lower Specimen Shaft Speed | 200–400 rpm (stepless) |
| Upper Specimen Shaft Speed | 180/360 rpm |
| Axial Travel of Upper Specimen | ±4 mm |
| Time Control Range | 1 s – 9999 min |
| Revolution Count Range | 1 – 999999 |
| Specimen Dimensions | 30 mm × 7 mm × 6 mm |
| Counterface Ring | Ø40 × 10 mm, hardened 45# steel (HRC 40–45), surface roughness Ra ≤ 0.8 µm, concentricity < 0.01 mm |
| Normal Load Options | 196 N (±0.1%), extendable to 392 N |
| Standard Weights | One 4 kg + four 1 kg calibrated masses |
| Water Bath Integration | Yes |
| Power Supply | 120/230 V, 50/60 Hz, 2 A / 1 A |
| Dimensions (L×W×H) | 330 × 500 × 460 mm |
| Weight | 33 kg |
| Compliance Standards | ASTM D3514, D3885, D3886 |
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