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Botou Qingyuan Environmental Protection Equipment Co., Ltd
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Botou Qingyuan Environmental Protection Equipment Co., Ltd

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  • Phone

    13700370014

  • Address

    Jiaohe Town Development Zone, Botou City

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_Polyester needle punched felt dust bag

NegotiableUpdate on 09/28
Model
Nature of the Manufacturer
Producers
Product Category
Place of Origin

Overview

_Polyester needle punched felt has high strength, good elastic recovery performance, stable fabric size, good wear resistance, good porosity, excellent breathability, long service life, good dust removal effect, good mechanical properties and acid and alkali resistance at room temperature.

Product Details

Product parameter description:
After reaching a certain level (i.e. explosion), general industrial dust is prone to explosion and fire if it encounters factors such as electrostatic discharge sparks or external ignition. When capturing or processing this type of dust, a dust removal bag is required. _Needle punched felt dust bag filter material has high strength, good elastic recovery performance, stable fabric size, good wear resistance, good porosity, excellent breathability, long service life, good dust removal effect, good mechanical properties and acid and alkali resistance at room temperature.
Our company has absorbed and digested foreign technology, and developed and produced needle punched filter felt dust removal bags according to the needs of domestic blast furnace gas coal mill dust collection, cement plant coal mill dust collection, and other industries.
In addition to the process of producing ordinary needle punched felt dust removal bags, the production of dust removal bags also requires the incorporation of conductive fiber yarn into the warp yarn of the needle punched felt base fabric or the mixing of conductive fibers or conductive materials into chemical fibers. Our company can produce these two types of dust removal bags.
The performance indicators of the needle punched filter felt dust removal bag produced by Qingyuan Environmental Protection are at a certain level in China and have been tested by relevant departments.
Applicable working conditions: blast furnace gas coal mill dust and cement plant coal mill dust collection, etc.

Technical Specifications
Name: Polyester needle punched felt
Material: Nylon fiber/polyester conductive base cloth
Weight: 450~600g/㎡
Breathability: 80~100m3/㎡/s
Longitudinal tensile force: 1000~1500N/5 × 20cm
Lateral tensile force: 1300~1600N/5 × 20cm
Longitudinal elongation:<35%
Latitude elongation:<55%
Resistance surface: 4.8 YX10
Volume: 8.7
Friction potential value: 250 V
Average value: 183
Surface electric discharge density mc/㎡: 3.4
Operating temperature: ≤ 130 ℃
Filter air speed: 1.0~1.2m/min
Post processing methods: singeing, calendering, or Teflon coating
Filter bag structure
variety
applicable
Bag opening with elastic ring
Pulse bag filter (top cover type)
Chamber back blowing dust collector (bag cap type)
Bag mouth bundling type
Pulse bag filter (top or bottom type)
Bag opening with steel wire ring
Pulse bag filter
Mechanical rotary back blowing bag filter
Bag opening rope
Split room back blowing bag filter
Bag mouth with sealing ring
Side inserted bag filter
Bag opening with hanging hook
Mechanical vibration bag filter
Split room back blowing bag filter