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Standard : EN 12274-5, ASTM D3910For determining the resistance to abrasion of slurry mixtures. The apparatus consists of a planetary mechanical stirrer equipped with a weighted rubber hose abrasion head. Technical FeaturesMotor rotating speed1400r.p.m.Abrasion head rotating speed140r.p.m.Abrasion head revolution speed61r.p.m.Ab..

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Standard : EN 12274-4 / ASTM D3910 / ISSA TB139The test method is used to determine the minimum cohesion of cold-poured bituminous materials in order to determine the setting time and the time to recirculation.The setting corresponds to the end of the irreversible process of coalescence of the emulsion.The time taken thus corresponds to the time be..

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Standards : EN 12272-3; NLT 313; LCPCThe equipment consists of a metal base with three pointed vertical rods that support the test plate, One vertical rod 50 cm high with a device on the top for the ball drop, A steel ball weighing 500 g, Three test plates and a rubber compacting roller, with a manual pull handle. Accesso..

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Standard : EN 12272-1Comprised a metal tray measuring 300 mm square used in conjunction with a spring balance secured by chains and hook to determine the rate of spread of chippings. Up to 10 trays are generally used during the test..

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EN 1097-7 - BS 812 - ASTM C128 - AASHTO T84For the determination of the particle density (specific gravity) of fine aggregates, max. 20 mm size...

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