+8615280858852
+8615280858852
Hydrostatic Head Pressure Tester is used to determine the water penetration resistance of all kinds of fabrics used for waterproofing, such as canvas, coating cloth, tent cloth, tarpaulin, rainproof clothing and geotextile materials, etc.. Hydrostatic Head Pressure Tester‘s Feature Servo motor drive system, the microcomputer controls the water flow, the pressure rate range is wide and can be ...
Calibration Procedure Of Hexapod Tumble Drum Tester 1. Correction item: speed, Hexapod weight 2. Correction device: electronic stopwatch, electronic scale 3. Calibration period: one year 4. Correction step 1) Speed correction method 1.1) Turn on the power of the machine and set the test times to more than 35 times and clear 1.2) Press the start button to turn on the machine while lettin...
1.No difference in nozzle pressure difference or sample differential pressure value or excessive value ▲Check if the motherboard sensor is loose. If it is loose, please insert it firmly. ▲Whether the Air Permeability Tester is not turned on, please click the clear button on the work interface. 2.There was no significant increase in pressure during the experiment. ▲Is the air tube before the sensor...
Water Vapor Absorption Tester was covered on a round leather sample and fixed on the opening of a metal container filled with 50ml of water, after a certain period of time, by measuring the sample quality changes, evaluate the water vapor absorption properties of the sample. Water Vapor Absorption Tester's Maintenance procedure 1.After the test is completed, wipe the residual material after testin...
1. Dye performance Some water-soluble dyes, such as reactive dyes, contain water-soluble groups that facilitate dye dissolution and dyeing during the dyeing process. Some poorly water-soluble dyes, such as vat dyes, are mechanically padded to the fibers in a suspension state during continuous padding, and are reduced in steam to become water-soluble dye leuco. The fibers are then oxidized, boiled,...
1. Choice of grey cloth The dyeing fabrics of the same variety specifications, due to the quality of the yarns and the different weaving methods, will also cause the difference in wet rubbing fastness of the dyed fabrics processed by the same process conditions. Therefore, it is preferable to select a grey fabric with excellent yarn quality, uniform yarn count, and smooth surface. 2. Pretreatment ...
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