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picture1_Refractory Coating Overviewv1


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File: Refractory Coating Overviewv1
INTRODUCTION TO FOUNDRY COATINGS What Is a Refractory Coating? Foundry coatings can be thought of as paints especially developed for the metal casting industry. The difference between conventional paints and ...

icon picture PDF Filetype PDF | Posted on 27 Feb 2023 | 2 years ago
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...Introduction to foundry coatings what is a refractory coating can be thought of as paints especially developed for the metal casting industry difference between conventional and that designed withstand high temperatures molten act barrier core or mold surface are also referred protective washes blackings even when not black this document terms preferred used interchangeably all suspensions temperature mineral in liquid carrier after being applied removed by evaporation layer left on sand prevent minimize penetration into reduce burn erosion generally improves quality benefits only achieved if proper one job correctly prepared dried improperly selected result poor finish defects such scabs blows gas holes inclusions etc using eliminate smoother improve overall reduced scrap lower cleaning costs decision use should based economics justify reduction repair due scrapped must occur these cost savings more than offset applying drying it components reducer binder suspending agent special addi...
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