Three resistance needle punched filter felt
The three resistance of three resistant filter felt means water repellence, oil repellence and anti static , it is said on the base of anti-static filterfelt add to the pro perties of water repellence and oil repellence. It is used in the occasion of high humidity, such as high stove jet coal powder of ironsteal factory, cement , conveying coal system of power factories.
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|
Weight (g/m2) |
500 |
|
Thickness (mm) |
1.80 |
|
Air permeability (m3/m2·min) |
12 |
|
Tensile strength
(N/5×20cm) |
Warp |
>750 |
|
Weft |
>1200 |
|
Tensile Elongation(％) |
Warp |
<35 |
|
Weft |
<55 |
|
Breaking strength(Mpa/min) |
2.35 |
|
Working Temperature(℃) |
≤130 |
|
Short time Working temperature(℃) |
150 |
|
表面电阻(Ω) |
4.8 |
|
体积电阻(Ω) |
8.7 |
|
摩擦电位（最大值）(V) |
250 |
|
磨擦电位（平均值）(V) |
183 |
|
面电核密度μcm2 |
3.4 |
|
半衰期(S) |
0.75 |
|
沾水等级（水温27℃ 相对湿度20%） |
5级AATCC100 |
|
Anti-acid |
Medial |
|
Anti-alkali |
Medial |
|
Anti-abrasion |
Excellent |
|
The stability of water solution |
Medial |
|
Finishing treatment |
Singeing, Calendaring, water &oil proof treatment |
|