Cement sample bucket ,Special cement sample barrels, cement sample barrel is corrosion resistance of the cement sample best holding capacity of the cylinder, this container is synthesized from metal stamping forming, welding galvanized material with high strength and deformation, good corrosion resistance and appearance characteristics of a novel, for highway, railway, water conservancy, construction, construction units, tertiary institutions and other departments. The main specifications: 20 x 25 mm