5mm granite/4mm marble laminated with 3mm aluminium honeycomb backing.
Largest size: 1500x3000mm.
Weight:
Granite:5.74 pounds/sq.ft (28kg/sq.m), 1/2 weight of 2cm granite slab.
Marble: 5.33 pounds/sq.ft (26kg/sq.m), 1/2 weight of 2cm marble slab.
Application: Exterior wall, countertop,elevator, ceiling, bus,boat,etc.
Advantage: Reduce the weight and shipping cost, easy to install, save time and labor cost.