Deskrizzjoni
Il-vermikulit huwa minerali silikat inorganiku naturali, prodott minn ċertu ammont ta 'idratazzjoni tal-granit (ġeneralment prodott fl-istess ħin mal-asbestos), iffurmat bħal majka. Il-pajjiżi ewlenin tal-produzzjoni tal-vermikulit huma ċ-Ċina, ir-Russja, l-Afrika t'Isfel, l-Istati Uniti, eċċ. Il-vermikulit jista 'jinqasam fi qxur tal-vermikolat u vermikolat estiża skond l-istadju, u wkoll jista' jinqasam f'vermikulit tad-deheb, vermikolat tal-fidda u abjad tal-ħalib. vermiculite skond il-kulur. Wara l-kalċinazzjoni f'temperatura għolja, il-volum ta 'vermikulit mhux maħdum jista' jespandi malajr b'6 sa 20 darba.
The expanded vermiculite has a layered structure and a specific gravity of 60-180kg/m3. It has strong insulation and good electrical insulation properties, with a maximum usage temperature of 1100°C. Expanded vermiculite is widely used in industries such as insulation materials, fire-resistant materials, seedling cultivation, flower planting, tree planting, friction materials, sealing materials, electrical insulation materials, coatings, plates, paints, rubber, refractory materials, hard water softeners, smelting, construction, shipbuilding, chemistry, etc...
Kompożizzjonijiet
SiO2(%) |
Al2O3(%) |
Għoli(%) |
MgO(%) |
Fe2o3(%) |
S(%) |
C(%) |
40-50 |
20-30 |
0-2 |
1-5 |
5-15 |
<0.05 |
<0.5 |
Daqs
0.5-1mm, 1-3mm, 2-4mm, 3-6mm, 4-8mm,
20-40mesh, 40-60mesh, 60-80mesh, 200mesh, 325mesh, jew bħala talba.
Applikazzjonijiet
Pakkett
Port tal-Kunsinna
Xingang Port jew Qingdao Port, iċ-Ċina.