Cork particles are made from bark of oak, we get it from filter material made by sorting, sun-cure, elevated temperature, crushing, screening and other processes. The raw material is high-quality thick oak bark；it has the characteristics of no rot, no spots and high toughness, high resilience, anti-corrosion,non-toxic,etc.Cork granules can be used to make composite cork products,sports field infill, a soil conditioner,agglomerated wine corks,cork flooring, brake shoes, clutch plates, shoe soles, insulation cork blocks,pet bedding,bottom filler,pillow core filling,wine bottle stoppers,cork article office supplies,ornament, building materials,daily chemical products,and so on