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Excellent quality filter cotton, 1. large dust holding capacity, 2. low resistance, 3. economical and practical - details see: https://www.machineto.com/filter-cotton-needle-punch-10217347

Top quality filter cotton

1- Descriptions: Used as pre-filtering and rough filterring desgin for ordinary ventilation facilities facilities and air control system;

high dust holding Used as pre-filtering and rough filterring desgin for ordinary ventilation facilities facilities and air control system;high dust holding Used for various industrial purpose,such as pollution prevention,public works,air conditioning,electronics,pharmaceuticals and foodsuff industry,ect.

Pre-filtering o fmedium effect air filtering system,high dust holding apacity and low resistance,economical and practical use;can be used repeatedly after dust removal and leaning so as to save cost;silicone free,capable of resist the influence of chemicals such as chemical solvent,acid smog;

comply with European DIN53438-F1 and US UL900-class2 standards; often used for plate type filters; match paper frame or aluminum frame,etc.

2. Performance parameters

Model	C26-300	Average weighing efficiency	85
Thickness	15mm	Persistenttemperature tolerance	100
Testing wind speed	1.5m/s	Instant temperature tolerance	120
Initial efficiency	<20	Maximum dust holding capacity	500
Initial resistance	45Pa	Moisture resistance	100%
Final resistance	200Pa	Filtering level	G3
Standard size		1*20 2*20

3.Notes -Pieces are be cut according to customers requirement other size and specification are available.can be supplied in rolls