COBB SIZING TESTER (WITH SELF STARTING TIMER)
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1 Piece (MOQ)
Cobb Sizing Tester
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The water absorbency of paper (the cobb value) is defined as the quantity of water absorbed in a given time by one side of a unit area of paper or board placed horizontally under a head of one centimeter of water.
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Cobb Sizing Tester
8,000 Per Pcs
1 piece (MOQ)
Basically Cobb Tester consists of a support frame and a metallic cylinder about 5 cm high with an internal cross section of 100.00 cm2 (11.29 cm internal diameter).Clamping System :The cylinder is clamped by spring loaded upper plate lined with rubber mat automatically get clamped as soon as you release the handle. The base board is covered with a rubber mat. The test piece on top by the mat so that a leak proof scale is formed when cylinder is clamped.The lower edge of the cylinder is machine smoothed. The inner surface of the cylinder is provided with a shallow groove which is parallel to the cylinder axis and bends over the rim of the cylinder. The groove helps in draining off the water after test. A further development of the well known Cobb Sizing Tester. The liquid container, filled the specified amount of liquid, can be turned up-side down by means of a knob and after the necessary time has elapsed, turned back again, can be used several times before liquid has to be renewed. The lid is provided with spring loaded finger.A stainless steel roll of 20 cm face and weighing 10.0 + 0.5 kg as been provided to apply for blotting the water.
Cobb Sizing Tester
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We manufacture and supply highly efficient Cobb Sizing Tester. Our product is suitable for determining the water absorbency of paper, paperboard and corrugated fiberboard. Our Cobb Sizing Tester conveniently measures the weight increase of a sample, exposed to water for a given time. Specifications Test area : 100cm2 Automatic : Spring loaded sample clamping Tilting Type : Lid clamped by way of spring loaded finger grips