• Ring and Ball ApparatusQuick View
    • Ring and Ball ApparatusQuick View
    • Ring and Ball Apparatus

    • This apparatus is meant for determination of softening point of bituminous materials. Softening point is that temperature at which the specimen under test becomes soft enough to allow a steel ball of specific dimension to fall a required distance under test condition. The apparatus consists of Glass beaker of heat resistant glass having internal diameter of 8.5 cm X 12…
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