silvery vermiculite /vermiculite for horticulture 2013031 manufacturer from China Shijiazhuang eternal building materials Company limited

silvery vermiculite /vermiculite for horticulture

Price:	200.0~500.0 USD
Payment Terms:	T/T,L/C,D/A,D/P
Place of Origin:	Hebei, China (Mainland)


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Product Detail

Model No.: 2013031

Packing: PP or PE,as you require

Brand Name: YONGHENG

Production Capacity: 2000t

Delivery Date: 50DAYS

Vermiculite is a member of the phyllosilicate group of minerals, resembling mica in appearance. It is found in various parts of the world, vermiculite

Vermiculite is a member of the phyllosilicate group of minerals, resembling mica in appearance. It is found in various parts of the world, vermiculite is basically a hydrated phlogopite mica which has the remarkable ability to expand to many times than its original volume when heated at 850 °C.Vermiculite is most widely used in its exfoliated form. The concertina-shaped granules of exfoliated vermiculite are non-combustible as well as being insoluble in water and all organic solvents.

Chemical components

Chemical Composition	SiO2	Al2O3	MgO	CaO	PH	Fe2O3	Impurity
(%)	41	18	21	0.8	7-10	3.5	< 3

Size: 0.3-1mm/1-2mm/2-4mm or other sizes customers required.

Expanded Vermiculite

Size	Density (Kg/M3)	Water Absorption(%)	Thermal Conductivity (k·m2·h·℃)	Impurity(%)
8mm Above	70-110	480	0.045	≤3
4-8mm	70-110	480	0.045	≤3
3-5mm	80-120	465	0.045	≤3
1-3mm	80-150	430	0.045	≤3
20-40mesh	100-160	410	0.045-0.055	≤2
40-70mesh	100-170	410	0.045-0.055	≤2
70-100mesh	100-170	400	0.045-0.055	≤2
150mesh	100-18	400	0.045-0.055	≤1
200mesh	100-180	400	0.045-0.055	≤1
325mesh	100-180	400	0.045-0.055	≤1
Blended Grade	90-180	430	0.045-0.055	≤3