Beijing Tonghe Testing Machine Co., ltd
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Function:
ASTM D1525 four-group automatic lifting HDT/VST tester for plastics, rubber, nylon, and electrical insulation materials. It determines heat distortion temperature and Vicat softening point, complying with IS075(E), IS0306(E), GB/T8802, GB/T1633, GB/T1634, etc.
Test Method:
ISO75-1, ISO306, GB/T8802, GB/T1633, GB/T1634, ASTM D 1525-1991, ASTM D648-06, BS EN727
| Model | XRW-300BT-Ⅳ |
| 1)Temperature control range | Room temperature ~300℃ |
| 2)Maximum temperature error | ±0.5℃ |
| 3)Heating rate | 50℃/h,120℃/h,Or set between 50-120℃ / h |
| 4)Temperature measurement point | 1 |
| 5)Test frame number | 4 |
| 6)The range of deformation measurement | -0.1~10mm |
| 7)Maximum deformation error | ±0.005mm |
| 8)Deformation resolution | 0.001mm |
| 9)The sample supports the span | 64mm,100mm |
| 10)Load bar and press (needle) weight | 74g |
| 11)Voltage and power | 220V, 4KW |
| 12Thermal expansion coefficient of sample itself | <0.005/100℃ |
| 13)working medium | Methylsilicone oil or transformer oil |
| 14)cooling-down method | Natural cooling above 150℃, water cooling below 150℃ or natural cooling. |
