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| Product Name | jingwen JW123 Paper Air Permeability | YunDa YD-TQD-A Paper permeability Tester (7 inch screen) |
| Product Price | $1084.00 | $4216.00 |
| Details | Details | |
| Model comparison | ||
| Measurement method | Shopper method | Shopper method Graleifa Bentson |
| Parameter comparison | ||
| Measurement Range | 0—1000ml/min | 0~2500mL/min、0.01~42μm/(Pa•s) |
| test Range | 10±0.02cm² | |
| trial area error | 1±0.01kPa | |
| Measurement accuracy | ＜100±1ml ＞100±5ml | |
| Inner diameter of clamp ring | 35.68±0.05mm | |
