Electro-Glass News
New Technologies and Proven Services
Electro-Glass Products, located in Norvelt, Pennsylvania, is a world leader in the production of Glass Preforms, Tubing and Glassware, Hot Pressed Glass, Glass Powders, Flakes, Cullet, and Tool & Die Fabrication.
April 1, 2026
Electro-Glass will be closed December 24th – January 3, 2027 in observance of the Christmas holiday.
April 1, 2026
Electro-Glass will be closed on November 26th and 27th in observance of Thanksgiving.
April 1, 2026
April 1, 2026
Electro-Glass will be closed in observance of Independence Day, Friday, July 3, 2026.
April 1, 2026
April 1, 2026
July 7, 2025
Electro Glass Products now offers M3-289 glass as a Corning 7070 substitute. The M3-289 lithia potash borosilicate glass is specifically designed for high frequency electrical applications requiring 50-ohm impedance. This glass has a very low coefficient of thermal expansion making it more resistant to thermal shock compared to most other common glasses. It also has high electrical resistivity and thus a very low conductor of electrical current. These characteristics make the M3-289 glass ideal for […]