Application Class 31 Abrasion Resistance Rating AC2, AC 3, AC4 Overlay (Wear Layer) Type Aluminum Oxide Formaldehyde Emission E1 Standard, ≤1.5mg/L Backing Melamine Core Board Color Grey, Green or White Core Board Type HDF(high density fibreboard)/MDF (medium density fibreboard) Performance: Resistant to light, Resistant to chemicals, Resistant to burning cigar, Resistant to stains, Impact resistance, Press resistance Thickness: 10mm, sound-absord series Surfaces: mirror, crystal, Relievo(fine-relievo, mezzo-relievo), Silk, Piano, rough mirror etc. Hundreds of colors can be chosen. Guarantee: Qualified products, favorable price, excellent service.