Pyrex Glass drilling, cutting, grinding

We also can make holes in cylindrical glass under heat with graphite punches from 0.10" to 2.00" diameter.

Pyrex Glass Cutting

Using precision diamond water cooled saws, we can wet cut glass cylinders and flat glass leaving a smooth square surface.

Pyrex cylinder grinding and beveling

Greatglas can grind the open ends of Pyrex glass cylinders to a length tolerance of +/- 0.005".
We can grind cylinders up to 24" diameter, 1"thick glass and up to 50" over all length.

On glass cylinders, both ends would be ground square and in parallel.
We can bevel both edges of a glass cylinders according to a customers specifications such as 0.032" x 45 degrees.

Pyrex cylinders fire polished ends