Glass fiber membrane filter bag

Glass fiber membrane filter bag

Categories:

Application: Applied for kiln/raw mill and grate cooler dust collection of cement production line capacity from 1000tpd to 12000tpd

Working condition:High temperature

Apply temperature:≤260°C, peak value:280°C

Dust content inlet : ≤1500 g/m3

Performance: ≤10 mg/Nm3

Warranty: 3 years

Contract:EP/EPC

Delivery : Air/sea/inland transportation

Payment terms : T/T, L/C & Others

Description
Product Selection

Working temperature(℃):260

Peak temperature(℃):280

Dust content(g/m³):200、500、1000、1300、1500、Customized

Diameter(mm):115、120、125、130、145、150、155、160、Customized

Length(mm):2000、2450、3000、3200、3800、4800、6000、7000、8000、Customized

Technical Data
Specification Data
Material Fiber glass
Weight 850 g/m²
Thickness 2.2-2.4mm
Mechanical finish Calendared
Chemical finish PTFE impregnating
Air permeability 18-20 m²/m³/min
Break strength Warp: ≥2300 N/5cm Weft: ≥2300 N/5cm
Break elongation Warp:≤35% Weft: ≤50%
Working temperature ≤260℃
Peak temperature 280℃
Anti-acid Good
Anti-alkali Good
Anti-oxidation Excellent
Anti-abrasion Moderate
Resistance to hydrolysis Excellent
Product Features

Excellent Thermal & Chemical Resistance

Superior Dust Capture with Expanded Yarn

Ultra-Fine Film for High Filtration Precision

Precise Sewing for Long-Term Stability

Manufacturing Process

Needling process

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

Post process

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

Cutting process

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

Sewing process

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

Quality Control

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