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The following is the process of using the leather rubbing color fastness tester: 1. Preparation: Place the tester on a stable workbench, plug in the power and turn on the power switch, and wait for the tester to enter the standby state. 2. Prepare test samples: Cut the leather samples to be tested into the specified size and shape according to the requirements, and record the number and related information of each sample. 3. Debugging before testing: According to the instruction manual of the tester, adjust the friction head, load, speed and other parameters of the tester to ensure that the test conditions meet the standard requirements. 4. Test operation: Fix the test sample on the tester, place the friction head on the surface of the sample, and start the tester to start the test. During the test, pay attention to observe the display screen of the tester and the changes on the surface of the sample, and record the test data and results. 5. Treatment after the test: After the test is over, remove the test sample and perform necessary treatment, such as cleaning, drying, drying, etc. At the same time, organize and record the test data. #rubbingfastnesstester #iultcsrubbingfastnesstester #leatherrotationrubbingfastnesstester #rubbingfastnesstestrubbing fastness tester,iultcs rubbing fastness tester,leather rotation rubbing fastness tester,rubbing colour fastness tester,colour fastness to rubbing leather,colour fastness to rubbing tester,circular rubbing colour fastness tester,leather fastness tester,leather rubbing color fastness tester,leather color fastness testing machine,rub fastness tester,leather colour fastness rubing tester