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Jan 12, 2022
In News
1、 Common tools 1. One set of general fitter tools; 2. Box wrench, socket wrench and Allen wrench set; 3. Special oil drill - for pulling and inserting rubber pipe; 4. Cutter holder - for rounding rubber washer; 5. Rubber knife - draw a straight rubber block and cut a rubber tube (it can be ground with a saw blade); 6. Punches - various punches are used to punch screw holes of rubber pads; 7. Crank winch - several crank winches can be self-made to wind leaf springs, and the diameter is selected according to the inner diameter of the spring; 8. Scissors and blade; 9. Three "0" large flat plates; 10. Others: including camera, brush, brush, various emery abrasives, coarse and fine metallographic sandpaper, etc. 2、 Auxiliary oil, soluble Vitex and chemical reagent 1. Gasoline, alcohol, acetone, benzene and other solvents; 2. Castor oil - for taking and inserting vacuum rubber tube, lubrication and auxiliary sealing; 3. Kerosene - thickened and refined valve sand is used as abrasive; 4. Shellac paint solution - auxiliary seal; 5. Vacuum sealing grease, vacuum sealing wax and other sealants; 6. Caustic soda - for boiling and washing vacuum rubber. 3、 Instruments for metering and leak detection 1. Micrometer (micrometer), caliper (vernier card), angle ruler ("grade 0"), marking ruler, depth ruler, dial indicator, etc. 2. High frequency spark leak detector, thermocouple meter, ionization meter (or combined vacuum meter), Michaelis meter, etc. 3. Helium mass spectrometer leak detector and pumping speed test device can be prepared if possible. The relationship between absorbed power and shaft power of the motor


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