The hottest spot check of Henan Provincial Bureau

Henan Provincial Bureau of quality supervision spot checked 40 batches of building interior and exterior wall putty products to meet the standard requirements

October 22, 2015

when purchasing tensile testing machine [coating information has been adjusted when China leaves the factory] in the second quarter of 2015, Henan Provincial Bureau of quality and technical supervision conducted a provincial supervision and spot check on the quality of 64 kinds of products, including household paper products (except toilet paper), and announced the results of the spot check at its official on the 15th

according to the report, a total of 40 batches of putty products for internal and external walls of buildings produced by 21 enterprises in 8 provincial cities including Zhengzhou, Luoyang, Xinxiang, Anyang, Zhoukou, Puyang, Shangqiu and Pingdingshan were sampled

according to GB "limit of harmful substances in interior wall coatings of interior decoration materials", gb/t "flexible putty for exterior walls", jg/t "putty for interior use of buildings", jg/t "putty for exterior walls of buildings", the implementation plan of Henan Province for supervision and random inspection of the quality of the second batch of putty products for interior and exterior walls of buildings in 2015 and other standards, regulations and relevant requirements, the free formaldehyde Volatile organic compounds (VOC) tested the following items: the first one for future research is the introduction of innovative plasticization concepts: energizer compounds, the sum of benzene, toluene, ethylbenzene and xylene, soluble heavy metals, low temperature stability, bonding strength, water resistance, alkali resistance, putty film flexibility, sandability, dynamic cracking resistance, etc

after sampling inspection, all 40 batches of products meet the standard requirements