lightweight expanded clay aggregate expanded clay is a lightweight aggregate made by heating clay to around 1,200 °c in a rotar

aggregate artificial background brown bubble bubbles cheap check circle clay closeup control cornflakes dirt expand expanded fingers flower forming full garden gardening gravel hand heating hold holding honeycomb horticulture landscaping light lightweight made material palm pebble pebbles pile pot production quality roof rotar sell showing soil sphere stone strong structure substrate texture vein weight white