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Resultados para: 'ASTM C91'
Gillmore apparatus

Cemento - Setting time apparatus: Gillmore apparatus

Use to determine the setting time of cement. The apparatus consists of two horizontal arms which carry two weighted steel needles precisely machined to meet5 the requirement. The initial needle 2.12 mm dia., weighs 113 g and the final needle 1.06 mm dia., weighs 453,6 g. Weight approx.: 2.5 kg
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Water retention apparatus

Cemento - Water retention apparatus: Water retention apparatus

Used for determining the water retention value of cement and lime. Two models available: - one fitted with aspirator pump and analog vaccum gauge with regulator - the other with a portable vacuum pump and digital vaccum gauge with regulator 
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