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The hydrostatic pressure tester is suitable for measuring the water permeability performance of various fabrics and non-woven products that have been waterproofed, such as canvas, geotechnical materia...
Twist test principle: The twist is usually not evenly distributed on the entire yarn. When testing the twist, the sample should be taken 1 m away. Under the specified tension, clamp both ends of the s...
1.Scope This standard specifies the method of using a pilling box to determine the degree of pilling of fabrics without pressure. Comply with standards: GB/T 4802.3-1997 replaces GB 4802.3-84. This st...
The main factors that affect the compressive strength of cartons are: ① raw material quality; ② moisture; ③ box type and flute type; ④ printing and opening; ⑤ processing technology. a. Raw material qu...
Test standards: The fabric's color fastness to light and perspiration is tested using GB/T 14576-2009 "Textiles Color Fastness Test - Light and Perspiration Composite Color Fastness"; the pH value of ...
GB4085-2015 was implemented on August 1, 2016. It is a test method for "semi-rigid polyvinyl chloride block flooring". This standard specifies the terminology of semi-rigid polyvinyl chloride block fl...
My country's current standard for leather shoe heels QB/T 3643-1999 "Leather Heel Surface" stipulates the wear resistance of the leather shoe heel surface using the standard method of GB/T 3903.2-1994...
The classification of leather is quite complex. According to the tanning method, it can include chrome tanned leather, vegetable tanned leather, oil tanned leather, aldehyde tanned leather and combine...
The hydrostatic pressure tester is suitable for testing the water permeability performance of various fabrics and non-woven products that have been waterproofed, such as canvas, geotechnical materials...