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entlüftungsdüse for foundry and spritzgußwerkzeuge etc.
entlüftungsdüse for foundry and spritzgußwerkzeuge etc.
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机译:铸造和注塑工具等的排气喷嘴
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摘要
the invention relates to a entlu00fcftungsdu00fcse for gieu00dfereiwerkzeuge, especially with formstoff, such as sand and the like, befu00fcllbare formku00e4sten, kernku00e4sten etc. the du00fcsenku00f6rper in the wall of the tools is to formstoffseite a circulating entlu00fcftungsspalt. the headpiece of the du00fcsenku00f6rpers and wandkontur of the tool (formkasten mould or the likean annular gap is formed or konturenspalt from very low level with great stability of the du00fcsenku00f6rpers without any zwischenstege or the like the formation of the slit or columns are present.the main advantage of this du00fcsenart is that the entlu00fcftungsspalt due to its low spalthu00f6he (a) and (b) its function better with longer stays open from impurities such as fine sand particles, bindestoffen etc.
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