Using the Cobb test method, the test area is 100cm ² +/- 0.2, and the pressure roller mass is 10kg +/- 0.5, which is suitable for the detection of Water Absorbency on the surface of sizing paper and Cardboard, and is not suitable for loose or unsizing paper.
The Water Absorbency of paper surface was measured by Cobb test method, the test area was 100cm ², the cylinder height was 50mm, the absorbent paper Basis Weight was 200~ 250g/m2, and the pressure roller mass was 10kg to ensure the accuracy of the test.
Test area of 100cm ², cylinder height of 50mm, can accurately determine the unit area of paper and Cardboard in the specified time surface absorption of water, using the Cobb test method for surface Water Absorbency test.
Test area of 100cm ², press roller mass 10kg, can accurately determine the surface of the paper liquid absorption mass, in line with international standards.
The surface water absorption of paper and Cardboard was measured by Cobb test method, the test area was 100 +/- 0.2cm ², and the mass of the pressing roller was 10 +/- 0.5kg. The water absorption value of Cobb can be accurately calculated.
Sampling size Φ 125mm error +/- 0.2mm, thickness range 0.1~ 2.0mm, suitable for paper Cardboard surface water absorption weight detection, easy operation and high accuracy.
The clamping design ensures good contact with the workpiece surface, the lightweight shape avoids affecting the temperature, the Teflon sheath is flexible and durable, with a maximum temperature resistance of 300 ° C, and the ceramic insulation guarantees accurate readings.
The Cobb test method is used to determine the water absorption value per unit area, the test area is 100cm ², the cylinder height is 50mm, and it is equipped with Basis Weight 200-250g/m2 absorbent paper, which meets the requirements of ISO535 and GB/T1540 standards.
Using irreversible discoloration technology, permanent record after overheating, rated temperature 132 ℃, size 12 * 12mm, easy to paste and strong gluing, suitable for accurate temperature monitoring.
Color is irreversible after over-temperature discoloration, with recording function, Measuring temperature 138 ℃, Dimensions 12 * 12mm, suitable for temperature monitoring applications.
The inner section area of the metal cylinder is 100 +/- 0.2cm ², and the test water consumption is 100mm +/- 5ml. It is suitable for the determination of Water Absorbency on the surface of sizing paper and Cardboard. The operation is simple and the results are accurate.
Using irreversible discoloration technology, the rated temperature is 82 ° C, Dimensions 12 * 12mm, Color changes permanently after overheating and has recording function, in line with industry technical standards.
Color is irreversible after over-temperature discoloration, with recording function, Measuring temperature 127 ℃, strong gluing and easy pasting, to meet the requirements of specific industry standards.
Color is irreversible after over-temperature discoloration, with recording function, rated temperature 148 ℃, Dimensions 12 * 12mm, strong gluing and easy to paste.
Using irreversible discoloration technology, Color changes permanently after overheating, providing reliable recording; Rated temperature 143 ℃, size 12 * 12mm, easy to paste and strong gluing.
