Vermiculite for Break Pads Materials
Product Description
Vermiculite:
- Vermiculite is a layer-structured metamorphic rock of gibbsite silicate. Rich in magnesium.
- It comes from hot-liquid-eroded or weathered phlogopite.
- When it is heated to lose water and expands, lt turns curvingas a leech. Therefore is called vermiculite.
- It can be divide into original vermiculite and expanded vermiculite.
- It can also be divided into golden vermiculite and white vermiculite according to its color.
1. Chemical Properties:
Composition | SiO2 | MgO | Al2O3 | Fe2O3 | CaO | K2O | ph |
Percentage | 37-42 | 11-23 | 9-17 | 3.5-18 | 1-2 | 5-8 | 7-11 |
2. Physical properties:
Item | Specification | Item | Specification |
Expansion ratios | 5.5-11times | Bulk density of expanded vermiculite | 90-270kgs/m3 |
Thermal Conductivity | 0.045 - 0.069w/m °C Under ambient conditions | asbestos | None |
Hardness | 1-1.5 | Compressive resistance | 100-150 Mpa |
Melting point | 1320°C-1370°C | Corrosion resistance | Alkali-resistant |
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Company Information
- Shijiazhuang Jinli Mineral Co., LTD is a well-known professional manufacturer of Non-Metallic mineral products in China.
- "JINLI" brand is a Chinese registered and well-known trademark.
- Our company and factory have been founded for more than 13 years already in China.
- There are compound non-asbestos mineral fiber, wood fiber, ceramic fiber, sepiolite, vermiculite, mica, calcium carbonate, calcined petroleum coke and some other kinds of minerals in our factory.
- There are three production patents in our company.
- For more information, please log in our official website: www.jinlimineral.com to have a look.
- Warmly welcome all customers to contact and visit our factory for further cooperation.
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