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Fused Silica viewport windows, Fused Silica sight glass.

Alkor Technologies manufactures Fused Silica sight glass as the standard sizes in accordance with GOST 21836-88, and any other non-standard sizes to customer's drawings.

Fused Silica sight glass inspection used for observing processes in the vessels of various technological devices and industrial installations operating under pressure and at high temperatures. Suitable for aggressive media in the chemical, oil, food and other industries.

Operating temperature range:
-40 +950C (for acidic environments) -100 +20 C (alkaline)
Here you can buy a sight glass at a reasonable price. For more information, a request must be sent by fax or e-mail indicating the number and exact size parts. Shipping is worldwide by UPS.

Diameter, mm Thickness, mm
Value Tolerance Value Tolerance
10-20
21-30
31-40
41-50
51-60
61-70
71-80
81-90
91-100
101-150
151-200
±1,0 3, 4,
5, 6,
8, 10,
12,
15,
20
±0,5

Vacuum viewport