Delivery Time:10 days after order
Certification:CE, ISO

Acoustical Rockwool Insulation Board 40kg/m3 , 50kg/m3

Quick Detail:

Acoustical board is designed for sound absorption for both commercial and industrial application.

Description:

Acoustical board is made from rockwool fibers with slight binder content. It is soft and very light on weight has excellent property of sound absorption and fire resistance as well

Applications:

Tungkin Acoustical board has excellent of sound absorption, thermal and insulation and fire resistance as well is widely used for building industry suitable for walls, roofs, elevator well, flats or slightly curved surfaces where  thermal, fire-resistance and sound absorption are required.

Specifications:

Standard size: 1200mm*600mm

Standard thickness:50mm

Standard density:40kg/m3, 50kg/m3

Main Technical data

Item	Unit	Data	Remarks
Fiber diameter	μ	4~7
Shot content	%	<5
Service temperature	ºC	-269 ~ 850
Combustibility		non-combustible	DIN 4102
Moisture absorption	%	0.2	ASTM C-553-70
Water repellency	%	>98	JIS 9512
Chemical Properties/Biological Properties	Rockwool is neutral (PH 7) or slightly alkaline and meet the requirement of standard ASTM C 795 JIS A 9504. It will normally support the growth of molds, fungi and bacteria

Chart of Thermal conductivity:

Sound absorption property

Density	Thickness	Absorption Value at various frequency (HZ)
(Kg/m3)	(mm)	100	125	250	500	1000	2000	4000
40	50	0.06	0.08	0.22	0.6	0.93	0.98	0.9

Competitive Advantage:

Sound absorption, fire resistance