China icy century granite stone factory provides icy century granite stone slab tile, luxury black granite worktops, for home decoration, durable. Specification: Size: 600x300 mm, 300x300 mm, 600x600 mm, etc. Finish: Flamed, Polished, Honed, etc. Thickness: 15mm, 18mm, 20mm. Thickness tolerance: +-1mm. Polishing degree: Above 90. Application: wall or floor decoration Product Info. Available size: 1) Slabs: 2600up x 1600up x 20/30 mm   2) Small slabs (strips): 600/700/800/900 x 1800up x 20/30 mm, etc.   3) Cut-to-size: 300x300 mm, 600x600 mm, 300x600 mm,300x900 mm, 1200x600 mm, etc.   4) Step: 100-150x30-35x2/3 cm   5) Riser: 100-150x15-20x2 cm   6) Tile: 12 x 12 x 3/8 Inch, 18 x 18 x 1/2 Inch or other sizes Packing: Seaworthy wooden packages with IPPC stamp Big slabs: 20mm: 10-12 pcs (about 50-60m2) per bundle   30mm: 7-8 pcs (about 35-40m2) per bundle Loading quantity in one 20ft container (27 tons) 1)20mm big slabs: 430-450m2 2)30mm big slabs: 270-300m2 3)cut-to-size: 450-500m2 in 20mm, 300-330m2 in 30mm