Asbestos rubber sheet
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) | |||||||||
| 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 | |||||||||
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