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The measurement methods of hygroscopicity of fiber materials can be divided into direct measurement method and indirect measurement method. 1. Direct measurement method A measurement of the weight of ...
Define 1, heat preservation rate: the percentage of heat dissipation without sample and the difference between heat dissipation and heat dissipation without sample. 2, thermal resistance: the temperat...
In recent years, the consumer market of outdoor products has been sought after by the public, and the consumer market of outdoor products in China has been maintaining a high growth rate. Functional c...
What is color fastness? Color fastness (Color fastness) is also known as dyeing fastness, dyeing fastness. It refers to the resistance of the color of the textile to various effects in the process and...
Tensile Strength Test method: ASTM D 5034, determination of breaking strength and elongation of fabric. Key points: This test provides information on the potential breaking strength of the garment fab...
The 45 degree burner is applicable to ASTM D2863, ASTM D3835, ISO 4589-2, GB/T 2641-2008, GB/T 17591-1998 and other standards It is used to measure the flame spread rate of a material, which is an imp...
Working principle: Constant temperature and humidity box is a special experimental equipment, it can fine-tune the internal environmental parameters (such as temperature, humidity, wind speed, a...
Features of manual button tension machine: 1. Integrated structure: The manual button tension machine adopts an integrated structure, which requires no assembly and is easy to use. 2. Manual control: ...
Laboratory samples are materials used in laboratory experiments. The amount is relatively small, and they are stored in specified containers and conditions. There is a strict management system for acc...
Fabric downproof testing machine refers to the performance of fabric to prevent the leakage of down or feather from the crack of yarn. Denotes the number of drill roots under specified conditions. Sui...
With the implementation of GB/T 4802.4-2020, ISO 12945-1: 2020, ISO 12945-2: 2020, ISO 12945-3: 2020, ISO 12945-4: 2020 and other method standards, the results of eye ratings of the above standards al...
Linear density is the thickness of fibers and yarns. It can be directly expressed by the cross-sectional diameter, cross-sectional perimeter or cross-sectional area of fibers and yarns. When the cross...