| Customization: | Available |
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| After-sales Service: | online |
| Warranty: | 1 year |
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ASTMD 4491 Geotextile Vertical Permeability Tester Air Permeability tester
1.Product Introduction
It is used to measure the water permeability of various types of geotextiles. Its performance conforms to GB/T15789 and ASTMD 4491 for measuring the water flow rate vertically passing through a single or multi-layer geotextile.
ASTMD 4491 Geotextile Vertical Permeability Tester Air Permeability tester
2.Main features
1. LCD touch screen control system
2. Temperature display and time control
3. Lateral two-unit water supply and pressure stabilization system, which can quickly stabilize the water head height and the water level fluctuation
4. High-strength 304 stainless steel accessories are corrosion-resistant
| Head pressure difference | 250mm |
| Inner diameter of the holder | p50+0.5mm |
| Sample thickness | 20mm |
| Time counter | 0~999/S |
| Thermometer range | 0~50%ºC |
| Graduate cylinder | 1000mL |
| Power supply | 220v |
| Dimensions | 500x550x500mm |
| Total weight | 35kg |
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