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Is 9 Mm Glass Thick For a Glass Bong?
Yes, 9 mm of glass is thick. Thicker glass means a more durable, heavier piece.
Is 7 Mm Glass Thick For a Glass Bong?
Yes, 7 mm of glass is quite thick. When building bongs, the standard glass thickness is between 5 mm and 7 mm. However, 7 mm is already considered thick glass.
What Glass is Used in Thick Glass Bongs?
Pyrex glass, or Borosilicate glass, is the glass used to construct thick glass bongs. This form of heat-resistant glass is far more robust than conventional glass.