1.Vacuum cleaner fabric dust bag material: PP, PE, PPS, P84, PTFE, Glass fiber, Antistatic;

Antistatic , PTFE, Fiber glass cement (asphalt ) plant  vacuum cleaner dust bag

HL FILTER dust collector filter bag  media is made of various synthetic fabrics, and each fabric has its own unique function. HL FILTER can supply the technical proposal to meet customers need according to working condition and the bag's  application.

1.   Vacuum cleaner fabric dust bag :  PTFE dust collector filter bag Specification : 

Item	PTFE needle felt filter bag
Material	PTFE
Weight	700g/m2
Thickness	1.8mm
Air permeanbility (mm/s@200Pa)	120
Breaking strength (Warp)	>1800N/5×20cm
Breaking strength (Weft)	>1800N/5×20cm
Breaking extension (warp)	<30%
Breaking extension (weft)	<30%
Working temperature	240°C
Peak temperature	260°C
Finishing	PTFE impregnation,Laminating, coating

3.   Cement industry bag filters : PTFE  needle felt dust bag application :

Applicable to high-corrosive gas and high temperature , such as chemical industry , coal-fired boiler , waster incineration industry and non-ferrous metal production .

4.  Bag Filter :  Risistance of synthetic fibres to the influence of chemicals and to the temperatures

HL Dusting Bag	Continuous temperature	Peak Temperature	Description	Resistance to Acids	Resistance to Alkalis	Resistance to Oxidation	PH Value
Polypropylene	90°C	95°C	PP	Excellent	excellent	restricted	1~14
Polyacrylyitrile Homopolymer	125°C	140°C	DT	good	good	good	3~11
Polyester	150°C	150°C	PE	restricted	moderate	good	4~12
Polyphenylensulfide	190°C	200°C	PPS	Excellent	excellent	moderate	1~14
Polymide	240°C	260°C	P84	good	moderate	good	3~13
Polytertrafluoroethylene	250°C	280°C	PTFE	Excellent	excellent	excellent	1~14
Glass fiber	260°C	300°C	BQ	good	good	good	3~11

5. HL  dust collector filter bag construction, production line  and some application show :

Antistatic , PTFE, Fiber glass cement (asphalt ) plant vacuum cleaner dust bag