Durometer Hardness Tester for Tires, Rubber, Glass, Resin, Leather, Model A/O/D, Dial 0-100 (Model A)

General Description: The durometer is a hardness measuring instrument designed to evaluate various materials such as rubber, glass, resin, and leather. Easy to use and carry, it is made of durable, water-resistant alloy, ensuring a long service life. This model is available in three types: A, O, and D, and features a dial ranging from 0 to 100. It is ideal for precise and stable measurements. Technical Specifications: Type: A, O, D; Dial Value: 0-100 degrees; Pressure Needle Displacement: 0-2.5 mm; Needle Pressure: Type A/O: 0.55 N - 8.06 N, Type D: 0-44.5 N; Accuracy: 0.1 mm; Test Force: 0.5 N; Dimensions: 78 x 52 x 22 mm (3.07 x 2.05 x 0.87 inches); Weight: 200 g; Usage: To use the durometer, place the sample on a solid surface. Ensure the distance between the pressure needle and the edge of the sample is at least 12 mm. Apply vertical pressure until the needle penetrates the sample completely, then read the value within one second. It is recommended to measure at least 6 mm apart at different locations and take 5 measurements to obtain an average. For microporous materials, the minimum distance should be 15 mm. Other information: Included in the package: 1 x Rubber Tire Durometer