... Glue 3)Grade:AB,ABC,BCD,ABCD Engineered oak wood flooring with mutil-layer Select and good quality Plywood Base. The ... :1)Varnishing: 7 layers coating of Treffert Aluminum Oxide finish, T&G, MR<12%. 2)Glue: Dynea Glue, exceed E1 standard.3 ... ,ABC,BCD5)Packing: Export Standard Carton & IPPC Pallets. Engineered Oak Flooring