Other name in world :
- Asbestos Jointing Sheet,
- Compressed Asbestos Fiber Jointing Sheet,
- CAF Gasket Sheet,
- Asbestos Sheet,
- Asbestos Jointing,
- Paronite.
Made of asbestos Fibre, rubber and heat-resisting packing material, compressing it to thick paper. Used for the equipment in water, steam, etc.and used as sealing material in the joints of pipeline.
This series include: XB150, XB200, XB250, XB300, XB350, XB400, XB450, XB510.
Available Sizes:
Thickness: 0.3 to 6mm
4500 x 1500mm, 4100 x 1500 mm, 3850 x 1300 mm, 3810 x 2700 mm,
1500 x 2000 mm, 1500 x 1500 mm, 1500 x 1350 mm, 1500 x 1000 mm,
1270 x 1270 mm,
The other size is optional or according to the requirements of customers. Packing: in roll or in wooden pallet of about 1000 kgs, 2000kgs net each.
Products data sheet GB/T 3985---2008
| Item |
XB510 |
XB450 |
XB400 |
XB350 |
XB300 |
XB250 |
XB200 |
XB150 |
| Tensile strength MPa≥ |
21 |
19.0 |
15.0 |
12.0 |
9.0 |
7.0 |
6.0 |
5.0 |
| Burning Loss %≤ |
28 |
30 |
| Compressibility % |
7 ～ 17 |
| Rebound degree |
45 |
40 |
35 |
| Creep Stress-relaxation ≤ |
50 |
| Aging Coefficient ≥ |
0.9 |
| Density g/cm³ |
1.9 ～ 2.0 |
| Normal temperature Pliability |
Bend 180 degree on the round column (the column diameter is 12 multiple sample thickness), No crack |
| Nitrogen leakage rate [(ml/h.mm)] ≤ |
500 |
| Steam Airtightness |
Temperature ℃ |
500～510 |
440～450 |
390～400 |
340～350 |
290～300 |
240～250 |
190～200 |
140～150 |
| Steampressure MPa |
13～14 |
11～12 |
8～9 |
7～8 |
4～5 |
3～4 |
2～3 |
1.5～2 |
| Request |
Keep for 30 minutes without Leakage |
