1-Components: Special heat-resisting fiber, nature rubber, heat resistant packing material.
2-Used for equipment of water, steam, etc.
3-Used as sealing material in joints of pipeline.
Packing: in wooden pallet of about 1000 kgs, 2000kgs net each. |
|
|
|
|
|
Item |
NXB200 |
NXB300 |
NXB350 |
NNY150 |
NNY250 |
NNY300 |
NNY350 |
Tensile strength MPa≥ |
5 |
7 |
11 |
8 |
10 |
12 |
15 |
Aging Coefficient ≥ |
0.9 |
|
|
|
|
|
|
Density g/cm³ g/cm3 |
1.6 2.0 |
1.6 1.8 |
|
|
|
Compressibility % |
12 ± 7 |
|
|
|
|
|
|
Rebound degree |
35 |
40 |
45 |
40 |
45 |
50 |
50 |
Pliability |
No Crack |
|
|
|
|
|
|
Stress-relaxation≤ % |
45 |
45 |
45 |
40 |
40 |
30 |
30 |
Oil sealing |
|
|
|
10 MPa pressure for 30 min |
12 MPa pressure for 30 min |
15MPa pressure for 30 min |
16 MPa pressure for 30 min |
With the temperature |
No leaking |
No leaking |
No leaking |
No leaking |
of 15to 30,.75aviation gasoline for 30 min |
|
|
|
|
With the temperature of 150±2,dipped in No.20 aviation oil for 5h,then taken out and laid for 5min. |
Tensile strength-reducing % % |
40 |
30 |
25 |
25 |
Thickness-increasing %≤ %≤ |
520 |
520 |
518 |
518 |
Appearance change |
No bubble |
|
|
|
With the temperature |
Tensile strength MPa ≥ MPa ≥ |
5 |
6 |
8 |
10 |
of 15 to 30 ,dipped in No.75 aviation oil for 5h,then taken out and laid for 5min. |
Thickness-increasing % % |
525 |
525 |
520 |
520 |
|
Pliability |
No Crack |
|
|
|