Vermiculite 'Raw

Vermiculite 'Raw Specification

Melting Point
Over 1350C

Poisonous
Yes

Molecular Weight
Variable depending on composition

Ph Level
Neutral (approx. 7)

Form
Raw loose

HS Code
2530

Molecular Formula
(Mg,Fe,Al)3(Al,Si)4O10(OH)24H2O

Smell
Odorless

Structural Formula
Layered phyllosilicate

Shape
Granular/flake

Other Names
Hydrated magnesium aluminum silicate

Purity
Typically 90%

Storage
Store in a dry area to prevent moisture absorption

Refractive Rate
1.541.61

Density
150 Gram per cubic centimeter(g/cm3)

Taste
Tasteless

Solubility
Insoluble in water

Boiling point
Not applicable (decomposes)

Classification
Phyllosilicate mineral

Chemical Name
Vermiculite

CAS No
1318-00-9

EINECS No
238-259-2

Grade
Industrial

Standard
ASTM C516, IS 1055

Type
Raw

Usage
Used assoil amendment, insulation material, and fireproofing aggregate

Main Material
Natural vermiculite mineral

Application
Thermal insulation, horticulture, fireproofing, construction

Shelf Life
Indefinite under proper storage conditions

Moisture Content
8%

Flame Resistance
Excellent

Packing Type
Bags or bulk

Color
Golden brown to yellow

Absorption
High water and nutrient retention

Hardness
Mohs scale 1-2

Particle Size
2-10 mm (can vary according to requirement)

Environment Impact
Eco-friendly

Expansion Ratio
8-20 times original volume (on heating)

Thermal Conductivity
Low (approx. 0.07 W/mK)

Bulk Density
80-150 kg/m3

Vermiculite 'Raw Trade Information

Minimum Order Quantity
100 Kilograms

Payment Terms
Cash on Delivery (COD), Cash Against Delivery (CAD), Cash in Advance (CID), Cheque, Cash Advance (CA)

Supply Ability
10000 Kilograms Per Day

Delivery Time
4-5 Days

Main Export Market(s)
Australia, South America, Middle East, Africa, Western Europe, Asia, Central America, North America

Main Domestic Market
All India

About Vermiculite 'Raw

Product Details:

Packaging Size	Standard
Packaging Type	Packets

Vermiculite Raw manufactured and supplied by us are well known for exceptional quality and highly efficient performance. Widely popular for ease of shaping and compatibility with other materials, these are extensively used in molding shapes, brake linings and construction of roofs. These materials are available with us in different grades, due to their processing by using progressive technology. In addition to this, we offer these products to our customers at equitable price tags.

Above mentioned price is for promotion purpose and is subject change, without prior notice

Features:

Optimal thermal resistant
Ease of use with other materials
Non-toxic

Specifications:

Average Analysis of Vermiculite RAW

Moisture		8.56%
Loss on Ignition	LOI	11.14%
Silica	SiO2	29.12%
Ferric Oxide	Fe2O3	14.21%
Alumina	Al2O3	10.53%
Titanium Dioxide	TiO2	2.50%
Lime	CaO	8.40%
Magnesia	MgO	14.36%
Potash	K2O	0.64%
Soda	Na2O	0.54%
Specific Gravity		2.23%
Fineness		Granules form in size of 1/4" to 1/2"
Expansion of Exfoliation of 6 mesh Material lbs/cubic foot		13 times 11.21

Superior Thermal Insulation Properties

Vermiculites low thermal conductivity (approx. 0.07 W/mK) makes it an exceptional choice for insulation in both commercial and residential buildings. Its expansion ratio allows for efficient bulk coverage, improving temperature regulation and energy efficiency while ensuring flame resistance and safety.

Versatile Horticultural Applications

This mineral is widely used to enhance soil quality due to its high water and nutrient retention capacity. Neutral pH and non-toxic properties make vermiculite raw suitable for a variety of plants, helping gardeners and commercial horticulturists improve growth and yield under eco-friendly conditions.

FAQs of Vermiculite Raw:

Q: How is vermiculite raw typically applied in construction and insulation?

A: Vermiculite raw is used as a loose-fill insulation in walls and attics, as well as in lightweight concrete and fireproofing materials. Its ability to expand, flame resistance, and low thermal conductivity ensure effective heat and fire insulation in buildings.

Q: What are the main benefits of using vermiculite in horticulture?

A: Vermiculite provides excellent water and nutrient retention, improving soil aeration and promoting healthier plant roots. Its neutral pH and non-toxic, odorless nature make it ideal for various crops and ornamental plants.

Q: When should vermiculite be stored and handled carefully?

A: Vermiculite should always be stored in a dry area to prevent moisture absorption, which can affect expansion properties and bulk density. Proper storage ensures the product retains its indefinite shelf life and maintains optimal performance in applications.

Q: Where is vermiculite most commonly sourced and exported from?

A: Vermiculite is commonly mined and processed in India, which is a prominent exporter, manufacturer, and supplier of industrial-grade vermiculite for global markets including construction and agriculture.

Q: What is the process for expanding vermiculite raw?

A: Vermiculite expands 820 times its original volume when rapidly heated above 800C. The water within its layered structure vaporizes, causing the mineral to exfoliate into lightweight, porous particles valued in thermal and horticultural use.

Q: How does vermiculite contribute to fireproofing and safety?

A: With a melting point over 1350C and excellent flame resistance, vermiculite is widely used as a fireproofing aggregate in plasters and insulation boards, enhancing building safety by acting as a barrier to heat and flames.

Q: What is the environmental impact of using vermiculite raw?

A: Vermiculite is an eco-friendly, naturally occurring mineral with high purity (90%). Its use supports sustainable agriculture and green building practices, with no toxicity or adverse environmental effects reported.