Glass and glass manufacture by Marson Percival

Author:Marson, Percival
Language: eng
Format: epub, pdf
Tags: Glass manufacture
Publisher: London, New York [etc.] Sir I. Pitman & Sons
Published: 1919-03-25T05:00:00+00:00

GLASS MAKERS TOOLS

81

to suit his work before beginning to blow it out into a hollow bulb.

The pontil is a solid rod of iron of similar length and thickness to the blow-iron. By gathering a little wad of hot glass on the pontil and sticking it against the end of the bulb attached to the blow-iron, the workman can detach the bulb from the blow-iron and hold it by the pontil to which it has been transferred, and which enables him to work on the other end or opening in the bulb which is exposed in detaching it from the blow-iron.

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