Ho senola molemo oa khalase ea borosilicate

Khalase ea borosilicateke mofuta oa lisebelisoa tsa khalase tse nang le boron e phahameng, e emeloang ke lihlahisoa tse fapaneng tse tsoang ho bahlahisi ba fapaneng.Har'a tsona, Schott Glass's Borofloat33® ke khalase e tsebahalang ea silika e phahameng, e nang le hoo e ka bang 80% ea silicon dioxide le 13% ea boron oxide.Ntle le Schott's Borofloat33®, ho na le lisebelisoa tse ling tsa khalase tse nang le boron 'marakeng, joalo ka Corning's Pyrex (7740), Eagle series, Duran®, AF32, joalo-joalo.

Ho ipapisitsoe le li-oxide tsa tšepe tse fapaneng,khalase ea silika e phahamenge ka aroloa ka mekhahlelo e 'meli: silika e nang le alkali e phahameng-borate (mohlala, Pyrex, Borofloat33®, Supremax®, Duran®) le silika e se nang alkali e phahameng ea borate (ho kenyeletsoa letoto la Eagle, AF32).Ho ea ka li-coefficients tse fapaneng tsa katoloso ea mocheso, khalase ea silika e nang le alkali e phahameng e ka aroloa ka mefuta e meraro: 2.6, 3.3, le 4.0.Har'a tsona, khalase e nang le coefficient ea katoloso ea mocheso ea 2.6 e na le coefficient e tlase le ho hanyetsa mocheso o betere, ho etsa hore e tšoanelehe e le sebaka sa sebaka sakhalase ea borosilicate.Ka lehlakoreng le leng, khalase e nang le coefficient ea ho atolosa mocheso ea 4.0 e sebelisoa haholo-holo bakeng sa lits'ebetso tse thibelang mollo 'me e na le thepa e ntle e thibelang mollo ka mor'a ho thatafala.Mofuta o sebelisoang haholo ke o nang le coefficient ea ho eketsa mocheso oa 3.3.

Paramethara 3.3 Khalase ea Borosilicate Khalase ea soda ea lime
Likahare tsa silicon 80% kapa ho feta 70%
Strain Point 520 ℃ 280 ℃
Annealing Point 560 ℃ 500 ℃
Softening Ntlha 820 ℃ 580 ℃
Refractive Index 1.47 1.5
Ponaletso (2mm) 92% 90%
Elastic modulus 76 KNmm^-2 72 KNmm^-2
Stress-Optical Coefficient 2.99*10^-7 cm^2/kgf 2.44*10^-7 cm^2/kgf
Mocheso oa ho sebetsa (104dpas) 1220 ℃ 680 ℃
Linear Katoloso Coefficient (20-300 ℃) (3.3-3.5) ×10^-6 K^-1 (7.69.0) ×10^-6 K^-1
Boima ba 'mele (20 ℃) 2.23 g•cm^-3 2.51 g•cm^-3
Thermal Conductivity 1.256 W/(m•K) 0.963 W/(m•K)
Ho hanyetsa Metsi (ISO 719) Sehlopha sa 1 Sehlopha sa 2
Ho hanyetsa Asiti (ISO 195) Sehlopha sa 1 Sehlopha sa 2
Alkali Resistance (ISO 695) Sehlopha sa 2 Sehlopha sa 2

Ka kakaretso, ha e bapisoa le khalase ea soda ea lime,khalase ea boroslicatee na le botsitso bo betere ba mocheso, botsitso ba lik'hemik'hale, phetisetso ea leseli, le thepa ea motlakase.Ka lebaka leo, e na le melemo e kang ho hanyetsa khoholeho ea lik'hemik'hale, ho tšoha ha mocheso, ts'ebetso e ntle ea mochine, mocheso o phahameng oa ts'ebetso le boima bo phahameng.Ka hona, e boetse e tsejoa e lekhalase e thibelang mocheso, khalase e thibelang mocheso, khalase e hananang le mocheso o phahameng, 'me hangata e sebelisoa e le khalase e khethehileng e sa cheng.E sebelisoa haholo liindastering tse kang matla a letsatsi, lik'hemik'hale, liphutheloana tsa meriana, optoelectronics, le bonono ba mekhabiso.