Beijing _ Leeb hardness durometer hardness Richter distributor _ Wholesale Nanchang Xing Feng Instrument Co., Ltd. (http://www.xingfengyiqi.com) 2013 upgrade been newly introduced Model: HM-6561 Product Name: HM -6561 Leeb hardness tester Price: 0 Brand: Domestic Product categories: physical properties testing equipment Product Features * Small size, easy to use small space. * You can select the direction of the test materials and test the keyboard. * Conversion can be achieved in six hardness (HL, HRC, HRB, HB, HV, HS) between. * Can be repeated each time the test results in the hardness price, and delete gross error. * Can store 50 groups of measurements and testing status, including materials, test direction, hardness and other information. * Allows user calibration, the measurement more accurate. * RS232 interface with Leeb hardness spot sales, facilitate computer communication. * Backlit display for easy use in low light conditions. * Manual and automatic shutdown. * Low battery voltage indication. 1.3 The main technical parameters Display: 12.5mm LCD hardness, with backlight. Accuracy: relative error ± 0.8% (HL = 800), repeatability ± 0.8%. Measuring range: 200-900 HLD Hardness Conversion: HL-HRC-HRB-HB-HV-HSD test materials: nine kinds with RS232 interface can store 50 groups of measurements and testing the impact of device status: Hardness Tester Supply D-Lane Manufacturers, weight 75g Power supply: 2 1.5V AAA batteries Dimensions: 146 × 65 × 36mm Weight: 130g (without battery) Operating temperature: -10 ℃ ~ +50 ℃ Storage temperature: -30 ℃ ~ +60 ℃ Relative Humidity : ≤ 90% Product Model: 263 Product Name: 263 paint layer hardness Price: 0 Brand: Germany ERICHSEN product categories: physical properties testing equipment 263 paint layer hardness principle: the shape of the head with a fixed load in pressing the object material at a certain time, after a recovery period of the indentation measuring the length of the indentation through a microscope, the hardness measured by length. 263 paint layer hardness range of applications: (1) the measured cladding must be smooth and clean, and smooth substrate and can withstand the pressure tester 2 coating thickness of 10 microns or more must exceed 3 if the indentation depth comparison. , then the samples must be the same as the other test conditions should also technical parameters: Size: 100 x 50 x 40 mm Weight: 1kg microscope Size: 100 x 30 x 10 mm Weight: 0.2 kg