Vermiculite refractory boards
Vermiculite refractory boards, made of expanded vermiculite and a special adhesive, are used in industrial and civil construction, black and non-ferrous metallurgy, and oil refining industry.
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Description
| Index item | Specification standard |
| STZSB | |
| Volume density，kg/m3 | 450 |
| Cold compressive strength，Mpa | 0.8 |
| Linear change shrinkage, at temperature 900℃，8 hours，% | 0.4 |
| Thermal conductivity W/m.K, ＜， Average temperature，℃ | |
| 300 | 0.147 |
| 600 | 0.153 |
| 1000 | 0.192 |
| Ultimate compressive strength, at high temperature 500℃，0.5 hour | 0.6 |
| Usage | As a thermal protective layer, it is used for building stoves and fireplaces, and processing glass, etc. |
Keywords:
vermiculite
temperature
strength
thermal
at
and
compressive
standard
usage
used
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