| The Center of Wall and Roof Materials Quality Monitoring Test under State Building Materials Industry is passed national metrology accreditation certificate and agency examination and passed the attestation by the Committee of National Accreditation Laboratory (CNAL). The Center founded nearly 20 years, has been only detection center at national level of quality supervision on the materials, analysis and detection on radioactivity and physical and chemical performance of the raw materials, and the thermal detection of kiln equipment and quality information consulting organization.
·State unified monitoring, profession quality check and local quality check of wall and roof and paving and square products;
·Taking quality monitoring and test on products which has quality certification and allowance certification;
·Taking quality appraisal, monitoring and test before products putting into batch production, test and evaluation on high-quality products;
·Taking arbitration of products quality test quality of products entrusted by enterprises;
·Carrying out or taking part in formulating and revising state standards, profession standards and test standards,researching and developing new test technology and equipment;
·Charges of formulating the standard of wall and roof materials;
·Directing and training technical personals for product quality monitoring agencies of local and enterprises;
·Assist enterprises to take perfect systems of monitoring products quality, and to apply unified test ways correctly.
The Center test such products quality and Limit of radionuclides in building materials as below. Fired bricks tile, cinder brick, autoclaved lime-sand brick and aerated concrete blocks, fly-ash bricks, gypsum blocks, light longish panels for internal partitions in residence, glass fiber reinforced cement lightweight hollow panel, vinyl fiber reinforced cement flat sheet, gypsum panels, metal skinned EPS sandwich panels、fiber reinforced calcium silicate board, chloride and oxide magnesium cement board and blocks, slag wool decorated sound-absorbing panel, cement xylolite slabs, concrete tiles, building terra-cotta precast concrete paving units, dry-pressed ceramic tiles, concrete curbs, natural marble building granite board, expanded pearlrock sound-absorbing panels.
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