Idatha yobuGcisa yeglasi yeBorosilicate ePhezulu:
1. Ukwakheka kweekhemikhali:
SiO2>78% B2O3>10%
2. IiPropati zePhysical and Chemical:
I-Coefficient yokwandiswa | (3.3±0.1)×10-6/°C |
Ukuxinana | 2.23±0.02 |
Iyawakhaba amanzi | IBanga loku-1 |
Ukumelana ne-Acid | IBanga loku-1 |
Ukuxhathisa kwealkaline | IBanga lesi-2 |
Indawo yokuthambisa | 820±10°C |
Ukusebenza ukothuka kwe-Thermal | ≥125 |
Ubushushu bokusebenza okuphezulu | 450°C |
Ubushushu obukhulu. ubushushu bokusebenza | 650°C |
3. IiParameters eziphambili zobuGcisa:
Indawo yokunyibilika | 1680°C |
Ukwenza ubushushu | 1260°C |
Ubushushu bokuthambisa | 830°C |
Iqondo lobushushu le-Anealing | 560°C
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Iinkcukacha zePhakethi
Umgangatho Wokuqala, Ukhuseleko luqinisekisiwe