海韵牌BT-4000型复合减水剂 Chaton brand BT-4000 of comite water-reducing agent 产品标准GB8076-2003 Product quality standard GB8076-2003 海韵牌BT-4000型复合减水剂是糖蜜木素复合微引气型混凝土外加剂，技术性能GB8076-03国家颁发的外加剂标准。具有强悍、减水、塑化等多种功能，同时能够改善混凝土一系列物理力学性能，掺此复合减水剂能提高混凝土早期强度及后期强度，加速工程进展，减少施工费用都具有较明显的经济效益。 Chaton brand BT - 4000 of comite jianshuiji is molasses lignin comite type micro air-entraining concrete additive, technical performance accords with GB8076-03 issued by the state admixtures standards. With toughness, decrease water, plasticizing functions etc, and can improve the concrete a series of physical and mechanical performance, mixing with this compound water-reducing agent can improve the early concrete strength and t strength, accelerate the project progress and reduce the construction cost have more obvious economic benefit. 一、性能指标：A, performance index:1、外观：暗褐略带糖香味液体；灰褐粉状固体。1, appearance: dark brown with sugar fragrance liquid. Beige powder solid.2、不燃、无、不锈蚀钢筋，减水率10-18%，抗裂、抗渗、抗拉伸、微膨胀、抗冻-10℃，耐热110℃。2, non-flammable, non-toxic, not corroded reinforced, decrease water rate 10-18%, crack, anti-permeability, tensile, micro expansion, anti-freeze - 10℃, heat 110℃. 二、性能指标：Second, performance index:4000型减水剂掺占水泥用的3%时砼的性能指标：4000 type jianshuiji admixture accounts for 3% of dosage of cement concrete performance index:试验项目 | 性能标准 | BT-4000型 检验结果 | 一等品 | 合格 | 减水率（%） | ≥12 | ≥10 | 14 | 泌水率比（%） | ≤100 | ≤100 | 80 | 含气（%） | ≤3.0 | ≤4.0 | 3.0 | 凝结时间之差（min） | 初凝 | -60～+90 | -60～+120 | -60～+120 | 终凝 | -60～+90 | -60～+120 | -60～+120 | 抗压强度比（%） | 3D | ≥125 | ≥120 | 146 | 28D | ≥120 | ≥115 | 128 | 对钢筋的锈蚀作用 | 无 | 无 |
三、适用范围：Three, suitable scope: 适用于硅盐水泥，普通硅盐水泥，矿渣水泥，火山灰水泥的钢筋混凝土工程。 Applicable to Portland cement, ordinary Portland cement, slag cement, cement volcanic gray matter of reinforced concrete engineering. 四、使用方法：Four, method of use: 1、BT-4000型减水剂掺为水泥用的3%，可根据工程设计要求厂家适当调整掺。1, BT-4000 type jianshuiji dosage of cement mixing content is the 3%, can according to engineering design requirement manufacturer adjust dosage.2、BT-4000型减水剂直接加入拌合干料中。2, BT-4000 type jianshuiji added directly regarding mix-proportion dry material. 3、BT-4000型减水剂掺入混凝土后，拌合水可适当减少（通常为10%左右）以维持坍落不变。3, BT-4000 type jianshuiji impermeability of concrete, white water can be appropriately reduced (usually a 10%) in order to maintain and fall unchanged. 五、包装与贮存：Five, packaging and storage: 液体采用塑料桶包装，每桶净重25±0.5kg，保期五年；粉剂；采用25kg、50kg编织袋包装，保期三年。 Liquid using packed in plastic drum, each net weight 25±0.5kg, shelf life for five years, Powder, Using the 25kg, 50kg plastic woven sack packaging, the expiration period for three years. |
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