Quality Borosilicate, Quartz & Cobalt Blue Flat Glass In Stock

Borosilicate Glass - Custom Sizes: Available in custom sizes and can be cut to your specifications.

Plain Borosilicate - Clear: Ideal for normal service with one surface heated to a maximum of 446°F (230°C) using 1/4" or thicker glass. The temperature difference between ambient and process should not exceed 150°F.

Tempered Borosilicate - Clear: Recommended for higher pressure applications than Annealed Borosilicate can handle. Maximum service temperature is 500°F (260°C). Not suitable for corrosive environments or severe temperature changes.

Cobalt Blue Borosilicate Furnace Glass - Blue: Reduces glare when observing flame, smoke, and ash in power plants and marine boilers. Thickness up to 1/4". (Note: Cobalt Blue Vicor is no longer produced.)

Fused Quartz - Clear: Suitable for industrial and laboratory applications, it can be used continuously at 1742°F (950°C). Commercial Grade is standard; Optical Grade is available upon request.

Pricing Information:

• Intermediate sizes under 144 sq. inches are priced at the next larger size.
• For 1/16", 1/8", 3/16", and 1/4" thicknesses, ground edge pricing is available upon request.
• $25.00 minimum order required.