blowpipe

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blowpipe

1. a tube for blowing air or oxygen into a flame to intensify its heat and direct it onto a small area
2. a long narrow iron pipe used to gather molten glass and blow it into shape

blowpipe

[′blō‚pīp]
(biology)
A small tube, tapering to a straight or slightly curved tip, used in anatomy and zoology to reveal or clean a cavity.
(engineering)
A long, straight tube, used in glass blowing, on which molten glass is gathered and worked.
A small, tapered, and frequently curved tube that leads a jet, usually of air, into a flame to concentrate and direct it; used in flame tests in analytical chemistry and in brazing and soldering of fine work.
References in periodicals archive ?
The required distance between the blow tube and floor is usually 18 in.
This article discusses the venting and blow tube placement parameters for coreboxes used to produce coldbox cores, focusing on horizontal tooling rather than vertically parted coreboxes.
An integrated database provides the ability to specify the characteristics of the sand and the binder system as well as core box vents and blow tubes gassing.
It was then shaped and formed by professional sculptors using compressing techniques, tools, brushes, blow tubes and their bare hands.
of Energy, provides 3-D animations that allow engineers to visualize sand filling during core production, locate and size blow tubes and vents and optimize blow parameters and the arrangement of cores on their tooling.
This can include providing seals between the tooling halves, between the tooling and the blow head, or between the blow tubes and the tooling invest holes.
The products include corebox seals, ejector buttons, sprues and pouring basin forms, vent pins, blow tubes, flask liners, runner bars and gates, and custom pieces made from Abra-Shun, a plastic material that can stand up to highly abrasive foundry sands.
Tooling--Keep tooling, air lines, blow tubes and vents as clean and dry as possible.