Film twist angle measuring instrument operation method
The film twist angle measuring instrument XN-720 is used to test the twisting degree of polyethylene film and the longitudinal tearing length of vinyl film, in line with the standard of QB1128 uniaxially stretched high density polyethylene film. The testing equipment is scientific research, testing and production. The necessary test equipment for the unit.
Sanquan Zhongshi twisted angle measuring instrument testing instrument
Method for detecting twisting of polyethylene film and longitudinal tearing length of vinyl film by film twist angle measuring instrument :
1. The instrument is placed on the vibration-free workbench and the instrument feet are adjusted to make the instrument stable.
2. Select the test board according to the standard. Install the sample.
3. Loosen the nut on the active and driven clamps separately, install the test plate with the sample installed on the driven plate of the main unit, and tighten the nut; one end of the sample is mounted on the active plate of the main machine, and the nut is tightened. The sample is installed.
4. Rotate the handwheel so that the pointer on the active test board is aligned with the horizontal engraving on the support. Rotate the handwheel for two weeks and the test is completed.
5. Loosen the nut and remove the sample into the angle verification box.
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