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polyester filter felt bag, 1.excellent oil-repellent and waterproof, 2. excellent size stability, 3. keep long life - details see: https://www.machineto.com/polyester-oil-repellent-and-waterproof-needle-punched-bag-filter-material-10216991

Polyester oil-repellent and waterproof needle-punched bag filter material

Product name		Polyester filter felt
fiber		100% polyester
scrim		100% polyester
Weight(g/m2)		500±25
Thickness(mm)		1.8±0.1
Working temperature	Continual(°C)	130
	Transient (°C)	150
Permeability(L/dm2.min)		130±25
Tension strength	CD(N/5cm)	≥1800
	MD(N/5cm)	≥1500
Elongation at break	CD(%)	≤50
	MD(%)	≤40
Elongation at 50N	CD(%)	≤2
	MD(%)	≤2
Shrinkage at 150 °C within 90 min	CD(%)	≤1
	MD(%)	≤1
Porosity(%)		78
Note		1,The finishing process for this product include thermal setting ,singeting and calendering 2,The parameters above come from ideal lab-condition, the performance will change a little bit in-linewith actual application

Treat normal filter felt with special chemical process, both surfaces are of oil-repellent and waterproof property.

Application range: this type mainly used in moist and oily conditions,which can prevent dust caking and easy

remove the dust.

The highest class production facility

facility name	Brand & Origin
Needle punch line	Dilo ,Germany
Thermal setting line	Bruckner, Germany
Singing line	Osthoff , Germany
Automatic sewing line	Keilmann, Germanny