According to statistics released by the CPSC (United States Consumer Product Safety Commission) and RAPEX (EU Non-Food Products Rapid Alert System) official website, in the first quarter of this year, China’s exported footwear products were recalled by Europe and the United States for a total of 31 batches, compared with the same period of last year. Surging 40.91%. For this reason, the Shenzhen Inspection and Quarantine Bureau reminded Shenzhen enterprises yesterday to pay close attention to the laws and regulations of the importing countries and paid great attention to product design and quality.
According to experts from the Shenzhen Inspection and Quarantine Bureau, chemical danger is the most important reason for the recall of footwear products, accounting for 82.48% of all reported recalls, and most of them are dimethyl fumarate (DMF) exceeding the standard. 94.69% of recalls were reported due to chemical hazards. Dimethyl fumarate (DMF) is widely used in shoe leather, fabric linings, insole and uppers as well as pouches in shoe and shoe packaging as anti-corrosion and anti-mold agents.
Diaphragm type pulse damper / pulse damper, also known as pulsation damper and pulsation buffer, is a common component to eliminate pipeline pulsation and a necessary accessory of metering pump. Pulsation damper can smooth pipeline pulsation and water hammer caused by displacement pumps such as plunger pump and diaphragm pump. The gas is separated from the liquid in the pipeline by a corrosion-resistant diaphragm, and the pipeline pulsation is smoothed by the change of the volume of the gas chamber.
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