Ibisobanuro
Vermiculite ni imyunyu ngugu ya silikatike idasanzwe, ikorwa nubwinshi bwamazi ya granite (ubusanzwe ikorerwa icyarimwe na asibesitosi), ikozwe na mika. Ibihugu nyamukuru bitanga vermiculite ni Ubushinwa, Uburusiya, Afurika y'Epfo, Amerika, n'ibindi. vermiculite ukurikije ibara. Nyuma yo kubara ubushyuhe bwo hejuru, ingano ya vermiculite mbisi irashobora kwaguka byihuse inshuro 6 kugeza kuri 20.
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...
Ibigize
SiO2 (%) |
Al2O3 (%) |
Hejuru (%) |
MgO (%) |
Fe2o3 (%) |
S (%) |
C (%) |
40-50 |
20-30 |
0-2 |
1-5 |
5-15 |
<0.05 |
<0.5 |
Ingano
0.5-1mm, 1-3mm, 2-4mm, 3-6mm, 4-8mm,
20-40mesh, 40-60mesh, 60-80mesh, 200mesh, 325mesh, cyangwa nkuko ubisabwa.
Porogaramu
Amapaki
Icyambu
Icyambu cya Xingang cyangwa icyambu cya Qingdao, mu Bushinwa.