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| Product Name | PNshar PN-ZQX1000 Paper Air Permeability Tester | ChangChunYongXin ZQX-1000 Paper Air Permeability Tester |
| Product Price | In coming | $935.00 |
| Details | Details | |
| Model comparison | ||
| Measurement method | Shopper method | Shopper method |
| Parameter comparison | ||
| Measurement Range | (0~ 1000) ml/min or 0~ 17 µm/(Pa · s) | 0~1000 mL/min |
| test area | (10±0.02)cm² | 10±0.02 cm² |
| Differential pressure in test area | (1±0.01)kPa | 1±0.01 kPa |
| Measurement accuracy | Less than 100ml, the Volume error is 1ml; greater than 100ml, the Volume error is 5ml | Less than 100mL, Volume error of 1 mL, greater than 100 mL, Volume error of 5 mL |
| Inner diameter of clamp ring | 35.68±0.05mm | 35.68±0.05mm |
| Coaxiality of center hole of upper and lower clamping ring | ＜0.05mm | ＜0.05mm |
