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short description:

Wholesale Big Volcanic Stone Lava Rock For Agriculture

Volcanic stone is characterized by many pores, light weight, high strength, heat preservation, heat insulation, sound absorption, fire prevention, acid and alkali resistance, corrosion resistance, no pollution, no radioactivity, is an ideal natural green, environmental protection and energy saving raw material.
The uses of volcanic stone are as following: large volcanic stone for landscape, volcanic stone for water treatment, special volcanic stone for aquarium, volcanic stone for barbecue, soilless culture, seedling and fleshy planting are all 3-6mm. The slab is used as ground matting for outer wall (volcanic stone slab, basalt slab, pumice slab), etc.