Nka na ụzụ mmalite

3.3 Igwe borosilicate dị elu bụ ihe kachasị mma n'ụwa nke enwere ike iji mepụta akụrụngwa antiseptik kemịkalụ, ọkpọkọ ọkpọkọ na ngwa ugegbe ejiri.3.3 iko borosilicate dị mkpụmkpụ maka iko borosilicate nwere ọnụọgụ mgbasawanye na (3.3± 0.1） × 10-6/K-1, a na-agwa ya dị ka iko Pyex mba ụwa.

Usoro nke ọkọlọtọ mba ụwa IS03587: iko kwesịrị ekwesị na iko dabara adaba maka akụrụngwa kemịkalụ kwesịrị ịnwe iko borosilicate dị elu 3.3.

Igwe ọkpọkọ na akụrụngwa dị na Nantong Sanjing Company niile na-agbaso ọkọlọtọ 3.3 borosilicate iko mba ụwa maka mmepụta na nrụpụta.

Ogo-eguzogide mma

Glass bụ ihe na-adịghị mma na ihe na-emebi emebi, mana iko borosilicate 3.3 dị iche maka ihe mejupụtara ya nwere 12.7% nke B2O3 nke na-eme ka nkwụsi ike ya dị elu.

Nkọwa IS03587:

Maka iko borosilicate dị elu na dayameta <Φ100mm, okpomọkụ ya na-eguzogide okpomọkụ adịghị elu karịa 120 ℃;

Maka iko borosilicate dị elu na dayameta> Φ100mm, okpomọkụ ya na-eguzogide okpomọkụ adịghị elu karịa 110 ℃.

N'okpuru nrụgide mgbe niile (20 ℃-100 ℃)

Akụ na-ebufe ọkụ

Nkezi okpomọkụ conduction: (20-100℃) λ = 1.2Wm-1K-1

Nkezi okpomọkụ akọwapụtara: Cp=0.98Jg-1K-1

Glass tube akwụ thermal Exchanger

K = 222.24Vt0.5038 (Mmiri --- tube ngafe nke usoro mmiri)

K = 505.36VB0.2928 (Mmiri-shell ngafe nke usoro mmiri)

K = 370.75Vb0.07131 (Vapor --shell ngafe nke usoro mmiri)

Igwe ọkụ na-ekpo ọkụ

K: 334.1VC0.1175 (Mmiri---tube ngafe nke usoro mmiri)

K: 264.9VB0.1365 (Mmiri-shell ngafe nke usoro mmiri)

K=366.76VC0.1213(Vapor--shell ngafe nke usoro mmiri)