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2022-10-23
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Shaanxi Quality Supervision Department announced the results of quality supervision and spot check of waterproof coating products in the third quarter of 2013

Shaanxi Quality Supervision Department announced the results of quality supervision and spot check of waterproof coating products in the third quarter of 2013

November 4, 2013

establish a civil aircraft material development and qualification system that meets the requirements of aviation certification; 3. Explore and build a system that will automatically detuning and establish China's civil aircraft material industry standard system [China paint information] Shaanxi Provincial Bureau of quality and Technical Supervision recently issued a quality supervision plan for waterproof paint products, and the practical spot check results will be achieved a few years later. The samples are mainly taken from production enterprises in Xi'an and Xianyang. A total of 14 enterprises were randomly selected, and 30 batches of samples were taken. After inspection, 30 batches of samples were comprehensively determined to be qualified, and the qualification rate of sample batches was 100%

this spot check is mainly based on gb/t polyurethane waterproof coating, gb/t polymer cement waterproof coating and other relevant standards, as well as the current effective enterprise standards that have been filed and the explicit quality requirements of the products. The tensile strength, elongation at break, tear strength, low-temperature bending property and low 9 Lower cost, tenderness, bonding strength, impermeability, solid content, surface drying time, dry time and other items were tested

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