STHJ-1 J-Ring Test Apparatus
Detailed introduction
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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