Imọ Ifihan

3.3 Gilaasi borosilicate giga jẹ ohun elo ti o dara julọ ni agbaye ti o le ṣee lo lati ṣe awọn ohun elo apakokoro kemikali, pipe pipe ati ohun elo gilasi ti a lo laabu.3.3 gilaasi borosilicate giga jẹ kukuru fun gilasi borosilicate pẹlu imugboroja olùsọdipúpọ ni (3.3 ± 0.1） × 10-6 / K-1, a koju rẹ bi gilasi Pyex agbaye.

Awọn ilana ti boṣewa IS03587 agbaye: ibamu gilasi ati ibamu gilasi ti a lo fun awọn ohun elo kemikali yẹ ki o gba gilasi borosilicate giga 3.3.

Paipu gilasi ati awọn ohun elo ni Ile-iṣẹ Nantong Sanjing gbogbo gba gilasi borosilicate 3.3 ti kariaye fun iṣelọpọ ati iṣelọpọ.

Ooru-resistance didara

Gilasi jẹ adaorin ti ko dara ati ohun elo brittle, ṣugbọn gilasi borosilicate 3.3 yatọ fun awọn paati kemikali rẹ ni 12.7% ti B2O3 eyiti o mu iduroṣinṣin gbona rẹ pọ si.

IS03587 ni pato:

Fun gilasi borosilicate giga pẹlu iwọn ila opin <Φ100mm, iwọn otutu-resistance ooru rẹ ko ga ju 120℃;

Fun gilasi borosilicate giga pẹlu iwọn ila opin> Φ100mm, iwọn otutu resistance-ooru rẹ ko ga ju 110℃.

Labẹ titẹ nigbagbogbo (20 ℃-100 ℃)

Ooru gbigbe ohun ini

Itọnisọna ooru apapọ: (20-100 ℃) = 1.2Wm-1K-1

Apapọ kan pato ooru: Cp = 0.98Jg-1K-1

Gilasi tube itẹ-ẹiyẹ gbona exchanger

K = 222.24Vt0.5038 (Omi --- tube pass of water system)

K = 505.36VB0.2928 (Omi-ikarahun kọja ti eto omi)

K = 370.75Vb0.07131 (Vapor --- ikarahun kọja ti eto omi)

Ekun ooru exchanger

K: 334.1VC0.1175

K：264.9VB0.1365(Omi-ikarahun kọja ti eto omi)

K=366.76VC0.1213(Vapor---ikarahun kọja ti eto omi)