Lightweight Irregular Vermiculite board for Radiant Cooker In China

1.natural,non-deformable,non-asbestos 2.The fireproof grade is A 3.high bending/compressive strength 4.heat insulation

Lightweigt Irregualr Vermiculite Board for Radiant Cooker

Vermiculite fireproof board is mostly made of expanded vermiculite,which is natural, 

 which is harmless to the environment.and it hasn't formaldehyde, benzene, toluene and xylene by the test.

Product name:

1) Vermiculite heat insulating board (section) 

2) Vermiculite Sound insulating board (section)

3) Vermiculite Fireproof board (section)

4) Vermiculite Fire insulating board (section)

5) Vermiculite Heat retaining board (section)

Natural, harmless, environmental, high-organic innovatory materials----excellent vermiculite board building materials, and heat insulating materials for industry

Characteristics:

 fireproof, heat insulation, sound insulation, moisture absorbing, insecticide tolerance, weatherability, high tension stress, good quality of lightweight, fine electrical insulation, environment-friendly--- non-toxic and disease free, without any harmful ubstance and gases when calcine in high temperature. 

   

 Application:

partition panel; fire proofing doors; wall claddings; ceiling; furniture; platforms for marine and vessels etc.

Vermiculite technical specification

Process temperature	Bending strength	Density	Compression strength	Thermal conductivity
>1100°C or 1000°C	0.574~5.33Mpa	400kgs/M3--900kgs/M3	0.690~4.90Mpa	Max.0.20W/mK at 600°CMax.0.128W/mk at 34.51°C
Process range	The minimum thickness	The maximum thickness	The maximum width	The maximum length
	10mm	80mm	1200mm	2440mm

Vermiculite Element

ELEMENT	SiO2	Al2O3	MgO	CaO	Fe2O3	TiO2	K2O
CONTENT(%)	47	10	22	2.6	5	0.4	11

Quality standard

mm	0.3-1	1-2	2-4	4-8
Sand content	<3%	<1%	<1%	<1%
Moisture	<4.5%	<4.5%	<5%	<5%

Inspection report of corrosive materials

	F-	Max.1ppm(at normal temperature and 600°C)
	Cl-	Max.1ppm(at normal temperature and 600°C)
	NO2-	Max.1ppm(at normal temperature and 600°C)
Corrosive gas	NO3-	Max.1ppm(at normal temperature and 600°C)
	PO43-	Max.1ppm(at normal temperature and 600°C)
	SO42-	Max.1ppm(at normal temperature and 600°C)
	Br-	Max.1ppm(at normal temperature and 600°C)
	Formaldehyde	Max.0.08ppm(at normal temperature and 600°C)
	Acetaldehyde	Max.0.17ppm(at normal temperature and 600°C)
Organic substance	Xylene	Max.0.20ppm(at normal temperature and 600°C)
	Ethylic benzene	Max.0.88ppm(at normal temperature and 600°C)
	Styrene	Max.0.05ppm(at normal temperature and 600°C)
	Toluene	Max.0.07ppm(at normal temperature and 600°C)

 certificate 

Lightweight Irregular Vermiculite board for Radiant Cooker In China