Aluminosilicate Sight Glass Disc

Aluminosilicate Sight Glass Disc is also named round sight glass and circular gauge glass, which is made from aluminosilicate glass. It is used to observe and illuminate the interior of closed pressure vessels like tanks, silos and other similar installations.

Circular endoscopic: φ 10 mm – φ 800 mm; 

Specifically, as follows: φ 28 × 16, φ 31.6 × 12.7, φ 33.16 × 16, φ 34 × 17 (unit: mm)