Quartz Sight Glass: Exceptional Clarity and High-Temperature Performance

John Moncrieff’s Quartz Sight Glasses deliver outstanding optical clarity and durability under continuous temperatures up to 1200 °C. Built for extreme environments, these components ensure uncompromising visibility where performance and reliability are critical.

Key Features

• Superior Clarity: Provides crystal-clear observation of industrial processes.
• Extreme Temperature Resistance: Operates reliably up to 1200 °C.
• Versatile Sizes: Available in circular formats up to 400 mm diameter, as well as custom panels and discs.
• Chemical Resistance: Resists corrosion in chemically aggressive environments.

Applications

• High-Temperature Vessels: Observe internal processes under extreme heat.
• Chemical Processing: Monitor reactions and ensure system integrity.
• Industrial Furnaces: Maintain visibility and monitor temperatures with confidence.

Customisation Options

• Glass Thickness: Available from 1 mm to 40 mm for optimal performance across applications.
• Shapes & Sizes: Supplied in circular, square, rectangular and custom geometries to fit your requirements.

If your application operates below 300 °C, consider our Circular Sight Glass range for a more cost-effective solution.

John Moncrieff Ltd continues to lead in precision glass manufacturing, delivering quartz sight glass solutions that combine engineering integrity with long-term reliability.

Please see below link to our sizes and technical information: