Ping Ya Industry and Trade to introduce you to soundproof doors Properties and Uses: 1, all soundproof doors wall thickness of 1.2mm cold rolled steel GB. 2, the outer surface of the steel wall soundproof doors degreasing, phosphate, spray (Color customer choice) 3, the inner wall of the choice of soundproof doors 8 cm crest absorbent cotton. 4, soundproof door soundproof wall sandwich selection board. Essence of elegant wooden door core mostly pine, fir or imported fill material bonded externally bonded MDF and solid wood veneer made of high temperature hot and lines with solid wood edge. General Superior of the doors of its multi-core doors for high-quality white pine wood veneer surface was. Since the white pine density, light weight and easier to control moisture content and thus the weight of finished doors are lighter are not easy to deformation and cracking. Fire Door Fire Door ordering wholesale Taizhou | Fire Door | flat elegant texture class of Industry and Trade Co., Ltd. Yongkang level by Accor and Trade. Ltd. Yongkang Ya Ping (www.ykpygm.com/) strong, credible, Jinhua in Zhejiang doors industry has accumulated a large number of loyal customers. The company better work attitude and constantly improve the level of innovative ideas will lead ya Trade and Industry into the brilliant and you work for a better future!