Polyester needle felt filter bag
Product : Polyester needle felt filter bag
Application : Applied for environmental dedusting location
Working condition : Normal temperature
Apply temperature : ≤130℃, Peak temp. 150℃
Dust content inlet : ≤1000 g/m³
Performance : ≤10 mg/Nm³
Warranty : 2 years
Contract : EP/EPC
Delivery : Sea/air/inland transportation
Payment terms : T/T, L/C or Others
Working temperature（℃）:130
Peak temperature（℃）:150
Dust content(g/m³):200、500、1000
Diameter(mm):115、120、125、130、145、150、155、160
Length(mm):2000、2450、3000、3200、3800、4800、6000、7000、8000
| Specification | Data |
| Material | Polyester |
| Weight | 350~800 g/m² |
| Thickness | 1.3~2.8 mm |
| Mechanical treatment | Singeing, calendaring, coating and heat setting |
| Chemical treatment | PTFE impregnating/Teflon coating |
| Air permeability | 8~18 m³/m²*min |
| Break elongation | Warp:≥1900N/5*20cm Weft: ≥1250N/5*20cm |
| Break strength | Warp:＜25% Weft:＜45% |
| Working temperature | 130℃ |
| Peak temperature | 150 ℃ |
| Anti-acid | Moderate |
| Anti-alkali | Moderate |
| Anti-oxidation | Good |
| Anti-abrasion | Excellent |
| Resistance to hydrolysis | Moderate |
Carding short fibers to open completely
Overlapping net with good continuity
Proper depth of pre needling to avoid damaging the strength
The felt has good adhesion after main thorn and shaving
The corrosion resistance of the fabric can be improved by chemical impregnation, extrusion, de-hydration, drying, sintering and treatment
Stretching and setting is the guarantee the quality of filter material
Reasonable control of high temperature hot rolling and setting temperature
The slitter automatically cuts off, neat, stable size, no deviation
The slitter is used to cut, which provides the premise guarantee for the stability of bag size
Strictly confirm to Sewing standard
Sewing needle distance. within 100mm±2
Suture width: 22- 25mm.
Inner diameter deviation: ±1mm
High quality high temperature resistant, corrosion-resistant and high strength sewing thread is selected for middle three stitch
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Any Question Concerning Our Services.Contact Us Now.
