Ground finish bottom flange ensures tight seal
These bell jars are made from specially selected mold-blown blanks. The bottom flange has a finely ground finish to assure tight sealing with ground glass plates. Rated 1-Atmosphere Vacuum. Do not use with heat or pressure applications.
Trusted Sustainability Partner
Suppliers who meet our established requirements for corporate social responsibility
Learn More” alt=”TRUSTED_SUSTAINABILITY” title=”TRUSTED_SUSTAINABILITY” />








