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Material:
Made of good long asbestos Fibre, oil-resistance synthetic rubber, heat-resisting packing material compound heating and compression molding it.
Uses:
Mainly used as high-temperature pressure gasket for gasoline, mineral oil, fuel, chemicals, solvent oil and alkali medium.
Working pressure : 4Mpa , Max working temperature: 400℃
Sizes: 1500 x 1360 x (0.5 – 6.0)mm, 1270 x 1270 x (0.5 – 6.0)mm,1500 x 1500 x (0.5 – 6.0)mm
Packing: in wooden pallet of about 1000 kgs, 2000kgs net each. |
Oil-resisting Asbestos Rubber Sheets Physical Property |
GB/T539-1995 |
Oil-resis-
tance |
Item |
NY400 |
NY250 |
NY150 |
NY300 |
Aviation
Oil-resisting and Metal Strengthening
(Enterprise Standard) |
Oil-resisting and Metal Strengthening (Enterprise Standard) |
With the temperature
of 150±2℃,
dipped in No.20 aviation luricatint
oil for 5h,then taken out and laid for 5min. |
Horizontal Strain MPa≥ |
26.0 |
9.0 |
8.0 |
10.8 |
13 |
15 |
Oil Absorptivily≤ |
9 |
23 |
23 |
23 |
20 |
20 |
Thickness-increasing%≤ |
15 |
20 |
|
15 |
15 |
15 |
Change of Outlook |
No Bubble |
With the temperature
of 15-30℃,
dipped in NO.75 aviation gasoline
for 5h,then taken out
and laid
for 5min. |
Horizontal Strain MPa≥ |
14.7 |
7.0 |
6.0 |
7.9 |
8.5 |
10 |
Oil Absorptivity≤ |
15 |
22 |
22 |
22 |
18 |
18 |
Thickness-increasing%≤ |
20 |
25 |
|
25 |
23 |
23 |
Softness |
No Crack |
|
Softness |
No Crack |
|
Density
g/cm2 |
1.6-2.0 |
Compressibility % |
12±5 |
Elasticity≥ |
50 |
45 |
35 |
45 |
45 |
45 |
Oil-sealing |
Temperature:
15-30℃ Medium:
NO.75
aviation
gasoline or
NO.3 jet fuel. |
Pressure:
12MPa |
Pressure:
10MPa |
Pressure:
8MPa |
Pressure:
15MPa |
Pressure:
15MPa |
Pressure:
15MPa |
Fully Sealed |
Corrosiviness |
Hard aluminium plate,low carbon steel |
No Corrosion |
Horizontal Strain MPa≥ |
|
11.0 |
9.0 |
12.7 |
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Stress-relaxation %≤ |
45 |
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