GB/T 2684-2009
AbolishedTest methods for foundry sands and molding mixtures
铸造用砂及混合料试验方法
Application Summary AI generated
This standard specifies the test methods for determining the physical and chemical properties of foundry sands and molding mixtures, including moisture content, grain fineness, permeability, and strength. It is applied in the metallurgy industry, specifically in foundries and casting workshops, to ensure quality control of raw materials used for producing sand molds and cores. The standard is used during incoming material inspection and process monitoring to verify that sands and mixtures meet the requirements for metal casting operations.
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Testing method for thermal stability ofpattern materials in investment casting
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.