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We produce all kinds of auto filter paper. Our filter paper has good features of big air permeability, proper stiffness, suitable pore size, good filtration with a long lasting using time.
Air Filter Paper | Grade A | Grade B | Grade C |
Basic Weight g/sq.m | 120 ± 5 | 130 ± 5 | 135 ± 5 |
Thickness mm | 0.4 - 0.45 | 0.45 - 0.5 | 0.5 - 0.55 |
Air Permeability (ΔP=200Pa)(L/100cm2.min) | 150 - 180 | 140 - 170 | 130 - 160 |
Corrugation Depth (if any) mm | 0.20 - 0.28 | 0.20 - 0.28 | 0.20 - 0.28 |
Bursting Strength Kpa | 380 | 420 | 450 |
Stiffness mg | 3500 | 4100 | 4400 |
Pore Size Max µm | 60 | 55 | 50 |
Resin Content % | 17 - 22 | 17 -22 | 17 -22 |
Our cooperative policy
1. Making the sample until you are satisfied with it.
2. Providing production schedule photos to ensure you know every process.
3. Offering professional one-on-one service and replying your E-mail within three hours
4. Shipment sample for checking before shipment.
5. Priority to get the our latest product information after our cooperation
15 days is on approval 10000 kilometers is replaceable
15 days is on approval 10000 kilometers is replaceable, the details are as follows
Logo is greater difference with the confirmation sample
Material is greater difference with the confirmation sample
Design is greater difference with the confirmation sample