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    Current PositionHome > Products > Concrete
    STHJ-1 Self Compacting Concrete J Ring Expansion Tester

    This test is performed to determine the passing ability, flow
    spread and the flow time of self-compacting concrete. The
    parameters are measured as the concrete flows through the
     J-Ring. The apparatus consists of a stainless steel crown
     with sixteen or twelve 18 mm diameter bars. A slump cone
    and steel plate test are also required to perform the test-order
    additional.

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