Detailed Product Description

Chinese Portoro Marble, Black Portoro

popular size for:  (we can cut different size from block material according to customer's requirement.)

1) slab: 240up x 120up x 1.5cm(95''x47'')

2) floor & wall cladding:  60x60x1.5cm(24''x24'') , 30.5x30.5x1cm(12''x12'')

3) stairs step & riser:  150 x 33 x 3cm & 150 x 15 x1.5cm(59''x13'')&(59''x6'')

4) kitchen countertop & vanity top : 96''x26''x2cm & 49''x22''x2cm

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surface treatment choice:

polished, honed, flamed, bushhammered, split, sandblasted, picked,etc.

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quality standard: (all products will be inspected by experienced QC before packing)

surface polished 80°up by auto-polishing machine.

thickness tolerance : -1/+1mm

adjacent edge verticality tolerance:+/-1mm, Precise Cutting by infraredray-cut machine. 

diagonal tolerance : +/-1mm

surface flatness tolerence: +/-0.3mm

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packing: 

(1) crate. (2) carton or foam + pallet : thin tiles. (3) pallet: thick pallet : thick paving. (4) bundle : slab.

padded with foamed plastic and packed in seaworthy wooden crate, reinforce with metal straps outside. wood can be fumigated as per current international requirements ISPM16.

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ours advantage:

1) specialize in stone business since 1992

2) we are in the biggest chinese stone center. own quarry and rich infomation resources

3) advanced production facility and scientific managerment system

4) we have experienced worker and QC team to make sure high quality.