A rich variety for various applications! We also offer gravel for drainage pipes and gravel for sun-drying.
"Filter gravel" is the support bed for filtering materials. Especially in rapid filtration, a shape close to spherical is required for the flow rectification effect during backwashing. Our company classifies this product, which has been carefully washed, according to the sizes requested by our customers. We also offer gravel for collection buried pipes, sun-dried gravel, and upward flow gravel. [Features] - The shape is hard and rounded. - Contains few flat items, impurities, clay, or fragile particles. - Washing turbidity is below 30 degrees. - Density in a surface-dry saturated state is above 2.50g/cm3. - Hydrochloric acid solubility is below 3.5%. *For more details, please refer to the PDF document or feel free to contact us.
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basic information
【Lineup】 ■ 15L small bag (color can be differentiated by size) ■ FIBC (Flexible Intermediate Bulk Container) *For more details, please refer to the PDF document or feel free to contact us.
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Applications/Examples of results
【Usage】 ■ For water supply *For more details, please refer to the PDF document or feel free to contact us.
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Company information
Our company is engaged in the production and sale of high-quality filtration materials, as well as the investigation, construction, and maintenance of filtration ponds. Our main products include the constant flow control device "Auto Flow ECO System" and "Rapid Filtration Sand" used in rapid filtration ponds.