High-quality manufacturers of raw gold ore expanded vermiculite
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$1000.00 / 1 - 19 metric tons
$700.00 / 20 - 99 metric tons
$150.00 / >=100 metric tons - 1 metric ton
- Shijiazhuang Cairui building materials Co., Ltd
- Hebei, China
- Ms Alisa Luo
Product Detail
Package: | 100L PP Bag Vermiculite | application: | agriculture horticulture building hydroponics |
Packaging Details: | 10kg/bag or according to customer requirements flake vermiculite, expanded vermiculite, golden vermiculite, silver vermiculite, etc. | payment terms: | L/C, Western Union, T/T, MoneyGram |
port: | Tianjin Port, China | product name: | High-quality manufacturers of raw gold ore expanded vermiculite |
Supply capacity: | 3000 metric tons per month | Vermiculite color: | Silver white or golden vermiculite |
technology: | Coarse Vermiculite Unexpanded Vermiculite Raw Vermiculite | feature: | Light vermiculite |
model: | CR-V1 | sample: | freely |
shape: | granular | size: | 0.3-1/1-3/2-4/3-6/5-8mm vermiculite |
place of origin; place of origin: | Hebei china | original or extended: | both |
Package preview: |
Product Description
Quality Manufacturer Raw Gold Mine Expanded Vermiculite
Classification: vermiculite flakes, expanded vermiculite, golden vermiculite, silver vermiculite, etc.
coarse vermiculite
Vermiculite is a member of the phyllosilicate minerals, similar in appearance to mica. Found all over the world, vermiculite is basically a hydrated mica that has the remarkable ability to expand to many times its original volume when heated at 850 -1100°C.
Coarse vermiculite consists of gold vermiculite and silver vermiculite which are carefully sorted into a variety of sizes including
0.3-1mm1.5-2.5mm 0.5-1.41mm 1-2.8mm 2-4.75mm 3.2-7mm 6-9mm etc.
Expanded Vermiculite
The exfoliation process is done commercially by passing coarse vermiculite through a furnace chamber in a controlled manner. The coarse vermiculite then expands at right angles to the cleavage plane, producing accordion-shaped particles that are several times its original volume. Exfoliated vermiculite size, including 0.5 -3mm1-3mm1-4mm 2-4mm 2-3mm 3-5mm3-6mm4-8mm6-8mm, special size can be
Finished according to customer's requirements.
Finished according to customer's requirements.
raw vermiculite | Expanded Vermiculite | |
0.3-1mm | 0.3-1mm | |
1.5-2.5mm | 1-3mm | |
2.5-6mm | 2-4mm | |
3-8mm | 4-8mm | |
Other specifications: 20-40 mesh, 60 mesh, 80 mesh, 100 mesh, 325 mesh, etc. |
The main advantages and characteristics of expanded vermiculite: | ||||||||
Inorganic, inert and sterile. | Non-abrasive. | Ultra light weight. | ||||||
Free from diseases, weeds and insects. | Slightly alkaline. | High cation exchange. | ||||||
Excellent ventilation characteristics. | insulation. | High water holding capacity |
Specification
chemical properties | |||||||||||||
work | silica | magnesium oxide | Aluminum oxide | Ferric oxide | Calcium Oxide | potassium oxide | pH | ||||||
percentage | 37-42% | 11-23% | 9-17% | 3.5-18% | 1-2% | 5-8% | 7-11 |
Physical properties: | ||
thing | Specification | |
Expansion rate | 5.5-11 times | |
Expanded Vermiculite Bulk Density | 120-160 kg/m3 | |
Thermal Conductivity | 0.045 - 0.069w/m °C at ambient conditions | |
asbestos | not any | |
hardness | 1-1.5 | |
Stress resistance | 100-150 MPa | |
melting point | 1320°C-1370°C | |
Corrosion resistance | Alkali resistance |
Properties of expanded vermiculite | ||||||||
size | density | Specification | moisture | Package | ||||
1-3mm | 140-160 kg/m3 | More than 85% | 1% max | 100L pp bag | ||||
2-4mm | 140-160 kg/m3 | More than 85% | 1% max | 100L pp bag | ||||
3-6mm | 130-150 kg/m3 | More than 85% | 1% max | 100L pp bag | ||||
4-8mm | 130-150 kg/m3 | More than 85% | 1% max | 100L pp bag |
application
application | ||||||
agriculture | gardening | put up | industry | |||
Animal food | Hydroponics | Fireproof board | lightweight concrete | |||
fertilizer carrier | potting mix | insulation | Brake pads and shoes | |||
soil conditioner | seed germination | sound-absorbing | insulation | |||
Anti-caking material | root cuttings | lightweight concrete | coating |
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