3R2970
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Description
Produced from a mix of high purity fibers and organic binders, this paper is noted for its low thermal conductivity and good thermal insulation. It also is known for its excellent tensile strength and outstanding handling characteristics.
Applications
The 3R2970 is an excellent backup for the refractory products and is an interesting material for fabricating expansion joints. Also, it is easily die cut to make high temperature seals in complex shapes.
Specifications
| Color | White |
| Density | 10-12 pcf |
| Thickness | 1/32" to 1/4" |
| Fiber index | 55% |
| Temperature | Continuous: 1175°C (2145°F), Short period: 1260°C (2300°F), Melting point: 1760°C (3200°F) |
| Thermal conductivity, BTU in/hr ft2 °F (w/m.k) (ASTM C201) Mean temperature @500°F | 0.38 (0.05) |
| Thermal conductivity, BTU in/hr ft2 °F (w/m.k) (ASTM C201) Mean temperature @1000°F | 0.61 (0.09) |
| Thermal conductivity, BTU in/hr ft2 °F (w/m.k) (ASTM C201) Mean temperature @1500°F | 0.94 (0.14) |
| Thermal conductivity, BTU in/hr ft2 °F (w/m.k) (ASTM C201) Mean temperature @2000°F | 1.40 (0.20) |
N.B. The information presented may differ from practice. We recommend conducting tests according to the conditions of use. We accept no responsibility for results obtained by the application of this information or the safety and suitability of our products. The data is subject to certain variations without notice.