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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 ...
Scorch & Sublimation Tester used to test the ability to resist changes or shifts in color of textile under heating condition. Simulate the dyeing sublimation grade of fabric when ironing and under high temperature and humidity in daily life. Test principle Of Scorch & Sublimation Tester This machine can do sublimation fastness test under below three condition: Dry pressure test: the ...
Universal Tensile Strength Tester is widely used in various types of fabric, clothing, textile, composite material, non woven fabric, geotextile, and other types of materials, Widely used in test tensile, tearing, jacking, peeling, constant elongation, constant load, elasticity, seam slip, modulus and other mechanical properties. Feature of Universal Tensile Strength Tester (Single Column) The ins...
Light Fastness Tester (air-cool), is used for testing experiments on simulated Light Color fastness, Photo-sweat Composite Colour fastness and Light Aging by Solar radiation of rubber, plastics, paints, paints, petrochemical, automotive, textile and other industries. By simulating the climatic conditions such as light, rain, spray, alternating light and dark, temperature and humidity, etc., to det...