Retarding concrete superplasticizer

TD-5 type retarding superplasticizer a product performance: 1. This product is a chlorine-free compound retarding superplasticizer, gray powder. No corrosion of steel can be used as retarding measures precast concrete plants and in-situ concrete project. 2. Incorporation of 2-3% (by weight of cement) of this product, you can save 4-6% of cement, concrete mixing water to reduce more than 8%, can effectively extend retarding time over two hours. 3. In the case of the average temperature of 0-20 ℃ after mixed with this product. The strength of the concrete can increase 30-40% of three days, seven days increase by 20-30%, 28 days increased by 10%. 4. The use of this product can prolong setting time of concrete, to meet the construction needs. Its content may vary depending on the length of time required by the user retarding choose between the recommended dosage. 5. Can improve the workability of concrete or mortar, water retention, lower bleeding rate, reduce slump loss. Applicability: suitable 1. Applicable to precast concrete products, in-situ concrete engineering reinforced concrete, prestressed concrete and fly ash concrete. 2. For ordinary portland cement, slag cement, portland pozzolan cement should have good sex. Three recommended dosage: Commonly used dosage is 2-3% by weight of cement IV use: 1. After the accurate measurement and cement into the mixer and stirred together, without any prior dissolution 2. In order to stir, stirring time shall not. less than 1.5 minutes, two minutes five best packaging and precautions: 1. Package: 40 kg woven bags 2. Notice stored in a dry and ventilated place, shelf life of one year manufacturers: Shanghai Winton concrete admixture limited the company