dummy block

dummy block

[′dəm·ē ‚bläk]
(metallurgy)
A thick disk positioned between the ram and billet in extrusion working to prevent the ram from overheating.
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References in periodicals archive ?
Tenders are invited for Dummy Block For Driving Band As Per Drawing No.
Tenders are invited for Dummy Block For Terminal Of 3 Phase Tm Type- 6Fxa7059 And 6Fra-6068,Confoeming To Drg.