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ventilation air duct(air hose) for mining KA600-10
ventilation air duct(air hose) for mining KA600-10

ventilation air duct(air hose) for mining: diameter: 600mm length:10m

The feature of Yecheng brand fiberglass fabric ventilation duct:

Yecheng brand has the feature of flame resistant,anti-statics,small windage,low air leakage ratio,high intensity,convenient usage,long service life and so on. It is applicable to downhole coal-mine,metallurgy,tunnel,subway and so on,executing MT164-1995 standard.

No.

Testing item

National standard value

Test result

1

Length (mm)

100000+100

10014

2

100m windage (N.S2/M8)

54.0

30.00

3

100m air leakage ratio(%)

≤4.0

0.69

4

wind pressure(Pa)

5000

10000

5

Expansion ratio(%)

3.0

0.79

6

Warp-wise breaking off strength(N/50mm)

≥1300

2537.0

7

Weft-wise breaking off strength(N/50mm)

≥1300

2435.0

8

Warp-wise tearing strength(N)

≥150

881.0

9

Weft-wise tearing strength(N)

≥150

500.0

10

Surface resistance(R)

≤3*108

2.6*103

11

Blast alcohol burner in Flaming burning time(single)

≤10

1.8

12

Alcohol burner in Flameless burning time(single)

≤60

2.7

Note:The above parameter is for your reference only,it can be modified without separate notification.

ventilation air duct(air hose) for mining KA600-10

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