Asbestos Free Jointings Sheets
Style AF 139
Style AF 139
Compliance: BS 7531 Grade Y
Composition: ARAMID FIBRE, MINERAL FIBRES, INORGANIC FILLERS, NBR ELASTOMER
Identification Colours: Orange with Standard Antistick Coating. Optional “steel wire mesh insert” available with Graphite Finish.
Suitable for: Petrochemicals, Steam Supplies, Automobiles, Ship Building & General Purposes. (Medium Service Conditions)
Appropriate Medium: Applications involving Hydrocarbons, Steam, Gases, Solvents, Glycols & Aqueous Solutions.
Description
Made from synthetic aramid fibers and fillers bonded with superior quality NBR elastomers.
Technical Data
| Property | Non-Metallic |
|---|---|
| Continuous Temperature | 250 ºC |
| Max Continuous Temperature with Steam | 225 ºC |
| Short Term Temperature | 375 ºC |
| Recommended Minimum Pressure | 100 Pa |
| Sheet Size | 1600 x 4500/1500 x 6000/1500 x 1600/1500 x 1500/1500 x 2000/1500 x 3000/2000 x 6000/3000 x 3000m |
| Thickness | 0.40 to 6.00mm |
| Density | 1.90 kg/m³ |
| Tensile Strength | 10 Pa |
| Compressibility | 10% |
| Residual Stress | 22 Pa |
| Gas Permeability | 1.00 cm²·s·cmHg |
| Recovery | 50% |
| Water Absorption | 8% |
| Ignition Loss | 30% |