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Performance Parameter filter |
Polyester Easy Dust Collecting Needle Felt |
Polyester Needle Felt |
PTFE Coated Needlet Felt |
Polyester Needle Felt with Granule Surface Finish |
Water and Oil Repelent Needle Felt |
Polyester Anti-Statec Needle Felt(yarn) |
Polyester Anti-Statec Needle Felt (blend yarn) |
PP Needle Felt |
Acrylic Needle Felt |
Weight (g/㎡) | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 600 | 500 |
Matreial | Polyester | Polyester | Polyester | Polyester | Polyester | Polyester | Polyester/Electric Fiber | PP Needle Felt | Acrylic fibre |
PTFE | Steel fibre | ||||||||
Thickness(mm) | 1.8 | 1.8 | 1.8 | 2 | 2 | 1.8 | 1.8 | 2.2 | 2 |
Air Permeability(l/㎡/s2) | 200-350 | 200-350 | 30-60 | 200-350 | 150-300 | 200-300 | 200-350 | 100-200 | 150-300 |
Tensile Strength(N/5X20cm)-Wrap | 1300 | 1000 | 1000 | 1200 | 1200 | 900 | 1040 | 1200 | 1200 |
Tensile Strength(N/5X20cm)-Weft | 1400 | 1100 | 1100 | 1500 | 1300 | 1000 | 1100 | 1800 | 1300 |
Tensile Elongation(%)-Wrap | <35 | <35 | <37 | <35 | <30 | <35 | <35 | <50 | <20 |
Tensile Elongation(%)-Weft | <55 | <40 | <35 | <40 | <45 | <30 | <55 | <55 | <45 |
Temperature(℃)-Continue | 120 | 120 | 130 | 120 | 120 | 120 | 120 | <90 | <140 |
Temperature(℃)-Instant | 150 | 150 | 160 | 150 | 150 | 150 | 150 | 110 | 160 |
Ante-Acid | Medial | Medial | Medial | Medial | Medial | Medial | Medial | Excellent | Excellent |
Anti-Alkali | Middle | Middle | Middle | Middle | Middle | Middle | Middle | Excellent | Excellent |
Anti-Anrasion | Excellent | Excellent | Excellent | Excellent | Excellent | Excellent | Excellent | Excellent | Medial |
Hydrolysis Stability | Middle | Middle | Middle | Middle | Middle | Middle | Middle | Excellent | Excellent |
Finishing Treatment | Surface resin | Singeing | Heat | Singeing dip | Calendering | Calendering | Singeing | Singeing | Singeing |
calendering | setting | calendering | forming | heat setting | calendering | calendering | calendering | ||
treatment | coated | process | heat setting |
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Performance Parameter filter |
PPS Needle Felt |
Nomax Needle Felt |
P84 Needle Felt |
FNS Needle Felt |
Glassfiber Needle Felt |
Weight (g/㎡) | 500 | 500 | 500 | 800 | 800 |
Matreial | PPS Staple | Metamax | P84 | P84/PTFE | Glass fiber |
fiber | fiber | P84 glass | |||
Thickness(mm) | 1.8 | 2 | 2 | 2.5 | 2.4 |
Air Permeability(l/㎡/s2) | 200-300 | 200-400 | 200-300 | 200-300 | 200-300 |
Tensile Strength(N/5X20cm)-Wrap | 1250 | 1300 | 1100 | 3260 | 1800 |
Tensile Strength(N/5X20cm)-Weft | 1350 | 1460 | 1200 | 3300 | 1800 |
Tensile Elongation(%)-Wrap | 40 | 50 | 25 | 10 | 10 |
Tensile Elongation(%)-Weft | 60 | 55 | 35 | 15 | 10 |
Temperature(℃)-Continue | 190 | 204 | 260 | 260 | 240 |
Temperature(℃)-Instant | 220 | 240 | 280 | 300 | 260 |
Finishing Treatment | Heating | Heating | PTFE dip | PTFE dip | PTFE dip |
Singeing | Singeing | forming | forming | forming | |
Calendering | Calendering | process | process | process |