Product Features：

The outer surface of sound-Proof panelis made of 1.5mm high-quality national standard cold-rolling steel sheet

The framework of sound-proof panel is made of 3.0mm high-quality national standard steel sheet

The inside surface of sound-Proof panel is made of 0.75mm perforated cold-rolling steel sheet with ¢ 5mm holes.

The filling of sound-Proof panel is 80KG/M3 imported Rockwool fire-retardant, environmental glass-fiber, and fire-retardant glass-fiber fabric

The external surface is treated with electrostatic powder spray Process. (The customer selects color freely.)Sound-proof room is using 80mm thick composite structure of noise itsulation elements with folding sandwich-type steel sheet.

Horizontal track sliding door in front and back of sound-proof room, convenient and flexible. Single-door at the left and right sides Sliding doors and side surface fixing double-5mm tempered glass. vibration noise insulation.

Sound-proof room installed powerful low noise fans at the top, making the temperature inside the room balanced. Protect the punching accuracy effectively.

Installed 2 sets of 40Wx 220Vx 50Hz fluorescent lamps. internal safety power supply, a set of electric control switches and sockets.

The outer surface is treated with electrostatic powder spray process; the color is not easy to be off for 10 years.