Plastic (expanded) Vermiculite
Made with vermiculite which is a natural mineral.
Expanded vermiculite
Its elements are iron, magnesium, aluminum, and so on, and it contains three waters including absorption water, interlayer water, and crystal water uniquely among minerals. "Vermiculite" is originated from a Latin meaning a worm which is similar to a worm shape when it is heated. It is a mineral that is expanded upon heating with 1/5 weight of the sand and three times of moisture absorption rate compared to the sand.
Product pictures
Raw ore vermiculite (Silver)
Raw ore vermiculite (Gold)
Plastic vermiculite (Silver)
Plastic vermiculite (Gold)
Physical properties
| Expansion multiple | 5 ~ 20times | Fireproof temperature | 1,300℃ |
|---|---|---|---|
| PH | 6 ~ 8 | Heat conductivity | 0.02 ~ 0.06㎉/mh℃ |
| Specific gravity | 0.2 ~ 0.07g/㎥ | Non-inflammability | Non-inflammable class 1 |
Usages
- Main producing areas
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- USA, South Africa, China, Brazil, Russia
- Color
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- Gray white or brown
- Purposes
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- Agricultural: bed soil, feed, fertilizer, soil controller, etc.
- Industrial: friction material for insulator, light-weight filter, etc.
- Architectural: soundproof material, thermal material, fireproof material, light-weight concrete, etc.