Kelly Ball Penetration Apparatus - Astra Scientific
Kelly Ball Penetration Apparatus
ASTRA SCIENTIFIC Product Name: Kelly Ball Penetration Apparatus
ASTRA SCIENTIFIC Product Code: ASTConcrete-0037

Description and Specification for Lab Tenders

Kelly Ball Penetration Apparatus.

Specification: The apparatus is used to determine the workability of Portland cement & concrete. The Kelly ball test is considered to be simple and much faster than the slump test. Twice the Kelly ball reading approximately equals the slump. It consists of a cylinder with a ball shaped bottom and handle, together weighing 15 kg. A strip frame, guides the handle and serves as a reference for measuring the depth of penetration. The handle is graduated in mm. Penetration can be recorded to the nearest 0.5 mm.

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