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| HU2640 Hubbard- Carmick 24ml Specific Gravity Bottle Mold is used for laboratory compaction of soil or bituminous paving material samples using the California kneading compactor. The 5 inch high stainless steel mold is 4 plus or minus .002 inch dia. With inside boring to 250 micro inches surface roughness.
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| | | Standards |  | ASTM D70, D115, D1963, AASHTO T228.
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