Basic Info.
Refractoriness (℃)
1580< Refractoriness< 1770
Feature
Long Time Materials
Color
Golden Yellow Bronze
Application
Building Metallurgy Agriculture
Place of Origin
Hebei, China
Size
0.3-0.65mm, 0.65-1mm, 1-2mm 2-4mm, 1-3mm, 0.3-1mm, 3-6m
Packaging
Depend on Your Requirement
Product Description
Physical and chemical properties
Often by biotite or phlogopite was illusion. Mostly brown, yellow brown, golden, bronze, sometimes with green. Gloss over weak mica, oil sheen or pearl luster. Cleavage completely, sheet flexible. Hardness 1-1.5. The relative density of 2.4-2.7.
Vermiculite is heated to 500 degrees dehydration at room temperature, may be re-absorbent; Heated to 700 ° C no longer absorbent
Chemical Composition
Composition	SiO2	MGO	Fe2O3	Al2O3	CaO	K20
Content %	37-42	11-23	5-18	9-17	1-2	5-8
Specifications:
Model	Specification (MM)	Expansion coefficient (times)	Impurity	water content	Sand content
SWT-2	5-15	>7.5	<5	<3	<10
SWT-3	3-5	>7.0	<5	<3	<15
SWT-4	1.5-2.5	>6.5	<5	<3	<15
SWT-5	0.3-1	>6.0	<5	<3	<15
SWT-6	0.1-0.5	>5.0	-	<3	-
Uses:
Building: Lightweight materials lightweight concrete aggregates (lightweight wall powder, light mortar), the wall material of the heat-resistant material, fire board, fire mortar, refractory bricks, insulation of sound-absorbing material underground pipes, greenhouse pipes insulation materialsindoor and tunnels built, the walls and ceilings of public places
Metallurgy: Steel frame clad wood, iron, foundry slag, high-rise buildings, steel frame coated materials, vermiculite bulk materials
Agriculture, forestry and garden: Gardening, golf course turf, seed conservation agent, soil conditioners, wetting agents, plant growth agent, feed additives
Marine fishing industry: : Fishing erbium
Other areas: The active carrier of adsorbents, filter aids, chemicals and fertilizers, sewage treatment, seawater oil pollution adsorption, cigarette filters, explosives density modifiers
The piece diameter vermiculite application
The flake diameter of different size have different uses vermiculite
Greater than 20 mesh: Housing insulation equipment, domestic refrigeration, automobile mufflers, sound insulation, plaster, safe and a cellar lined pipes, boiler heat retaining clothing ironworks dipper firebrick insulation cement
20 to 40 mesh: Automotive insulation equipment, aircraft insulation equipment, insulation of cold storage equipment, buses insulation equipment, wallboard water cooling towers, steel annealing, fire extinguishers, filters, cold storage
40 to 120 mesh: Linoleum, roof panels, fascia boards, referrals gates board
120 to 270 mesh: Wallpaper printing, outdoor advertising, paint, increase the viscosity of the paint, photographic soft wood with fire cardstock
Less than 270 mesh: Golden yellow and bronze ink, paint the outer supplements
Address:
Room 1101, Block a, Caifu Building, No. 24, Guang′an Street, Chang′an District, Shijiazhuang, Hebei, China (Mainland)
Business Type:
Trading Company
Business Range:
Metallurgy, Mineral & Energy
Company Introduction:
We are a large mining company comprehensively engaged in R&D, production, processing, sale and trade. Our factory is located in Lingshou County, Hebei Province, and we have sales offices in Shijiazhuang City, specialized in domestic and overseas markets and minerals business. After years of continual development, our company now has advanced equipment in production and laboratory test. We have technicians, managements and service personnel. We are a professional enterprise specialized in the production and operation of non-metallic minerals. Our company has quite a wide range of business scopes, mainly including mica, vermiculite, quartz, carborundum, colored sand, kaolin, medical stone, tourmaline, cobble stone, marble, etc. In addition to selling products to customers in domestic big cities, our products, such as vermiculite and mica, also sell well in Japan, Korea, America, India, Russia and other international markets. We are honored by users at home and abroad for high-quality products and rich supply of goods in time. We′ll take the management policy of "quality first, prestige supreme" as our purpose to win your support, for reliable product quality, the best service and well-deserved reputations. We provide you with the best product quality and professional on-time service. We will sincerely welcome all friends at home and abroad to negotiate business with us by phone or letter and invite you to visit our factory for cooperation, seeking development hand in hand altogether.