Growing Medium Expanded Perlite and Vermiculite for Orchid plant nursery

Growing Medium Expanded Perlite and Vermiculite for Orchid plant nursery

Perlite and vermiculate make an interesting pair of naturally occurring minerals with similar is a mineral similar. 

Vermiculite is another mined material. In it's natural state it resembles mica rock, but when quickly heated it expands due to the generation of interlaminar steam. The Perlite is one of the best hydroponic growing mediums around. Used by itself or as a mixture with other mediums. Perlite is commonly used with vermiculite ( a 50 - 50 mix is a very popular medium), and is also one of the major ingredients of soiless mix's. perlite has good wicking action which makes it a good choice for wick-type hydroponic systems. Perlite is also relatively inexpensive. 

Golden/Silver Raw Vermiculite

Size: 0.3-1mm, 1-3mm, 2-7mm, 4-8mm etc.

Use: Coating stel building, industry, construction etc.

Advantages: 

natural asbestos-free absorbent;

highly suitable material for use in steelworks and foundries;

cementitious spray fireproofing;

Fire-resistant, Low bulk density, Radiation reflector etc.

Premium Coarse Vermiculite

Size: 10-20mm
Use: Garden Use, Horticulture, Coating, Industry etc.
Advantages: 

High strength,natural asbestos-free absorbent;

highly suitable material for use in steelworks and foundries;
cementitious spray fireproofing;
Fire-resistant, Low bulk density, Radiation reflector etc.

Expanded Golden Vermiculite

Sizes: 20-40mesh, 1-3mm, 2-4mm, 3-6mm, 4-8mm etc.
Ues: Horticulture, Agriculture, Industry, Construction etc.
Advantages:  

High ion-exchange capacity, 
Pourable – Free flowing for quick, easy cover coverage.
Lightweight, clean, and non-abrasive,
Environmental – Contains no man-made fibers etc.

Expanded Silver Vermiculite

Sizes: 20-40mesh, 0.3-1mm,1-3mm, 2-6mm, 4-8mm etc.
Use: Agriculture, Hydroponics, Growing media, Aquaponics, building concrete, loose fill, packing materials etc.       
Advantages:

Lightweight, clean, and non-abrasive,
Fireproof – Will not burn,
Permanent – Absolutely no decay or breakdown,
Environmental – Contains no man-made fibers etc.

Main Uses

1) Agricultural: Animal Feed, Anti-caking material, fertilizer carrier, soil conditioner