Chemical Admixture for Construction

タイトルまたは説明

Performance indexes of concrete mixed with FDN**0. Application Method and Notice 1, Blend dosage range of this product is 0.**1.5%, and application blend dosage is 0.**1.2%. Appropriate blend dosage can be selected according to project object and the materials used during application. 2, FDN**0 powder is recommended to be applied in solution. It can be used in dry form, but make sure mix it thoroughly with concrete. 3, If this product is applied with adoption of stagnant water blending method or post-blend approach, water reduction and dispersion will be better. 4, This product can be formulated with concrete additives of other varieties. It can be “double blended” with blending materials such as fly ash, ground slag, etc. But the blend dosage shall be calculated based on the total of cementing materials. 5, When this product is used for the first time or cement variety is changed, concrete trial preparation shall be conducted according to the adopted materials and construction requirements in the field. Construction mixing rate shall be adjusted based on testing result to serve as instruction for construction blending. IV. Packing, Transportation and Storage 1, Powder pack: woven fabric bag with plastic liner. Net weight: *5kg±0.*3kg or *0kg±0.*5kg or **0kg±1.0kg or **5kg±1.0kg. Liquid pack: airtight plastic or iron drums, or tank car in bulk. 2, Cautions should be taken to prevent from being torn by sharp-ended objects while packages are being transferred or delivered. When being contaminated by high humidity or moisture in case of leakage, it can be prepared in prescribed ways for further use without surrendering any effect. 3, It should be stored in a dedicated warehouse that is well-ventilated and dry. It remains effective in one year. After the expiration date, it can be used again if the testing results fall within the established range.