Natural Volcanic Stone for The Bottom of The Aquarium
Specification
| Type | SiO2 content | CaO content | Specific gravity g/cm3 | Porosity | Bulk density g/cm3 | Insoluble In HCL max | Surface area cm2/g min |
| Volcanic rock Filter media(F02) | 50%-60% | 5%-10% | 2.2-2.5 | 40% min | 0.72-0.80 | 2.0% | 0.5*104 |
Classification
1. Classified according to the cause of formation: volcanic lava, volcanic debris rock
2. By color: black volcanic rock, red volcanic rock, gray volcanic rock, etc.
Color and Sizes
1.Color:
Volcanic stone has various colors, common black, red, gray, brown and so on.
2.Size：
Volcanic stone is available in various sizes, such as 1-3mm, 3-5mm, 5-8mm, 8-16mm,1-2cm, 2-3cm, 5-8cm, 8-12cm, 10-20cm, etc. It can also be customized according to customers' requirements.
Product Properties
1. Porous: with a large number of microporous and mesoporous, high porosity.
2. Good air permeability: it can effectively promote the respiration and growth of plant roots.
3. Strong water absorption: it can absorb and keep water, providing sufficient water for plants.
4. Light weight: low density, light weight, easy to carry and use.
5. Good chemical stability: It is not easy to react with other substances and is resistant to acid and alkali corrosion.
6. Environmentally friendly and non-toxic: natural materials, harmless to the environment and human body.
Product Features
1. Improve soil structure: increase the permeability and water retention of soil, which is favorable for plant growth.
2. Regulate water quality: It can stabilize the water quality and reduce the content of harmful substances in the water when used in the aquarium.
3. Heat preservation and insulation: it has good heat preservation and insulation performance, and can be used for building energy saving.
4. Decorative: unique appearance and color, can be used for gardening and indoor decoration.
Application
1. Construction field: used for roof insulation, floor paving, wall decoration, etc.
2. Horticultural field: used as soil conditioner, potting substrate, aquarium filter material, etc.
3. Aquarium field: used as aquarium bottom sand, filter material, etc.
4. Other fields: it can also be used to make handicrafts, barbecue fuel, etc.
Storage and Packaging
1.Storage: It should be stored in a dry and ventilated place to avoid moisture and pollution.
2.Packing: generally packed in paper bag or plastic bag, also can be customized according to customer's demand.
Regular Packaging:
1.bulk bags
2.25kg bags,50kg bags in 1 ton bag or on pallet
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