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Constant temperature and humidity test chamber for -40℃ model can use single-stage refrigeration cycle, can also use the cascade refrigeration cycle system, but the single-stage refrigeration cycle is...
In the safety standards of children's wear, all countries have specific provisions on the flame retardant performance of fabrics. There are two kinds of standards for textiles. One is product st...
The working principle of the walk-in constant temperature and humidity test box: The walk-in constant temperature and humidity test box consists of two parts: temperature regulation (heating, cooling)...
The safety and quality of infant products has always received much attention. Faced with the urgent needs of customers and the increasingly stringent safety regulations in the European and American ma...
In our daily lives, both humans and objects will be affected by the environment and age. This aging process is often dominated by the three elements of water, sunlight and water. Light, temperature an...
The vertical combustion tester is suitable for measuring the flame retardant properties of flame retardant woven fabrics, knitted fabrics, coated products, laminated products and other products. GB/T ...
I believe everyone has heard the saying "fire and water have no mercy". In life, we must do a good job in waterproofing and fire prevention to avoid causing harm. To a certain extent, the flame retard...
The needle flame test machine uses a needle burner of specified size (Ф0.9mm) to pass a specific gas (butane) to burn the sample at a 45° angle in a regular and directional manner, and observes whethe...