* Mineral fiber ceiling board meet the acoustical requirments for customers, it can offer the aesthetic qualities you desire and absorption coefficients that are 20%-45% higher than standard ceiling tiles. Acoustic mineral fiber ceiling tiles are ideal for upgrading in-room sound quality by controlling ambient noise and reducing noise transmission.

* Density : 380-420kg/m2;

* Acoustic coefficient: 0. 4-0. 6;

* Fire resistant performance: class B1 (qualify to GB8625-88); class A (qualify to GB5464-85

* Sinking –resistant properties: < 3. 5mm(JC670-1997)

* Heat conduction coefficient: < 0. 065w/mk

* Bending strenth: > 250N

* Specifications: 595*595*(7-15)mm; 603*603*(7-15)mm; 595*1195* (7-15mm); (603*1206)*(7-15)mm