Specifications
1.Size:0-2500mesh
2.Whiteness 50%-70%
3.Golden white black colour
4.Process:dry and wet method
5.Flakes:10-20mesh,1-3,3-6mm
1. Chemical Properties:
Name | SiO2 | Al2O3 | K2O | Na2O | MgO | Fe2O3 | TiO2 | S+P | CaO | H2O |
Proportion | 44-50% | 20-33% | 9-11% | 0.6-1.8% | 0.32-2% | 2-6% | 0.7-1.2% | 0.02-0.05% | 0.02-0.77% | 2.62% |
2. Physical Properties:
Proportion(kg/m3) | Index of refraction | Brightness | Moisture | Sand | Thickness | Heat resistance | Loss in heating | PH | Oil absorptivity | Vickers hardness |
280 | 1.6 | 45°-75° | less than 1% | 1% | 60 | More than 1000°C | 2.8-3% | 7.0-8.0 | 48-500g/100g | 2.5-4 |
3. Specifications and Data for Reference:
Wet Ground Mica
Size | Over sieve% | Sand% | Loose Density | Water | Lost | Whiteness | Dia-thick Ratio |
120um/120mesh | 250um0.1 125um5.0 | ≤1.0 | ≤0.25 | ≤1 | ≤4.3 | 70 | 70 |
90um/160mesh | 180um0.1 90um5.0 | ≤1.0
| ≤0.25 | ≤1 | ≤4.3 | 70 | 70 |
75um/200mesh | 150um0.1 75um5.0 | ≤0.5 | ≤0.25 | ≤1 | ≤4.3 | 70 | 70 |
45um/325mesh | 112um0.1 45um5.0 | ≤0.5 | ≤0.25 | ≤1 | ≤4.3 | 70 | 70 |
38um/400mesh | 75um0.1 38um10.0 | ≤0.5 | ≤0.25 | ≤1 | ≤4.3 | 70 | 70 |
Dry Ground Mica
Size | Over Sieve% | Fe ppm | Sand | Loose Density | Water | Whiteness | Dia-Thick-ness Ratio |
900um/20mesh | ≤0.5 | ≤400 | ≤0.5 | ≤0.3 | ≤1.0 | 60 | 60 |
450um/40mesh | ≤0.5 | ≤400 | ≤0.5 | ≤0.3 | ≤1.0 | 60 | 60 |
300um/60mesh | ≤0.5 | ≤800 | ≤1.0 | ≤0.3 | ≤1.0 | 60 | 60 |
150um/100mesh | ≤0.5 | ≤800 | ≤1.0 | ≤0.3 | ≤1.0 | 60 | 60 |
75um/200mesh | ≤0.5 | ≤800 | ≤0.5 | 0.25≤ | ≤1.0 | 60 | 60 |
45um/325mesh | ≤0.5 | ≤400 | ≤0.5 | ≤0.25 | ≤1.0 | 60 | 60 |
35um/400mesh | ≤0.5 | ≤400 | ≤0.5 | ≤0.22 | ≤1.0 | 65 | 60 |
28um/500mesh | ≤0.5 | ≤300 | ≤0.5 | ≤0.22 | ≤1.0 | 65 | 60 |
23um/600mesh | ≤1.0 | ≤300 | ≤0.5 | ≤0.22 | ≤1.0 | 65 | 60 |
18um/800mesh | ≤1.0 | ≤300 | ≤0.5 | ≤0.22 | ≤1.0 | 65 | 60 |
4.Application:
Superior loosefilling in paint and dope.
Raw material for mica porcelain producing.
Protecting coat of welding rods, conducting wires and electric cables.
A filler in insulating materials of high-frequent electric waves and acid-durable products.
Use as suspended substance in fire-fighting dry powder.
Taken as a filler, a shelter, a lubricating substance, a drawing of patterns in plastics,
rubber, asbestos products and sealing materials.
Shijiazhuang Mining Imp&Exp Trade Co.,Ltd. owns self import and export right. Our company has strong economic base.Now we have one sepiolite mine and one vermiculite mine.The mining capacity is 60,000 tons per year. Besides,our company has own sepiolite factory and vermiculite factory. The production capacity is 30,000 tons per year.Our products are mainly exported(above 80%) and also sold domestically. Our market covers various countries and regions like USA,Germany,France,Italy,Mexico,Singapore,Malaysia,Japan, South Korea, Taiwan etc. The market share is growing rapidly and firmly.