red volcanic rock

1. The densely distributed pores of volcanic rocks are the prerequisite for parasitic nitrifying bacteria, and the special honeycomb network structure makes the filtration and permeation smoother. 2. Natural red volcanic rock, without pigments and additives, the color is pure and natural. 3. Red volcanic rock has high strength, acid and alkali resistance, corrosion resistance and no pollution.

1. Volcanic rocks are used for the cultivation and planting of potted flowers and plants, to enhance ventilation and speed up water seepage, and prevent root rot due to lack of oxygen. 2. The volcanic stone covering the surface around the flowerpot and green plants can have a high ornamental value. 3. Volcanic stone can be used for planting mixed soil and used together with other planting substrates.

1. Fine screening selects high-quality volcanic rocks. 2. Fine screening to remove powder, fine size specifications. 3. Simple polishing reduces the damage of edges and corners to plants. 4.The volcanic stone has dense and rich voids, is loose, breathable and drains well, and is clean and free of germs. 5. Selected natural Changbaishan volcanic stone is not easy to pulverize and can be used repeatedly. 6. Volcanic stone is used for landscaping and laying, which can beautify the environment, cover the soil surface, reduce the planting rate and reduce manual maintenance.

1. The volcanic rock has been sieved many times, and the particles are uniform. 2. Select the high-quality volcanic rock in the center of the volcanic eruption, with dense voids and rich trace elements and minerals. 3. Volcanic rock can improve the soil, cover the loess, and promote the growth of plant roots.