FDN系列主要质量技术标准
Main technology standards of FDN series.
型号 model 项目 item |
FDN |
净浆流动度 net starch fluidity ( ㎜ ) |
≥ 260 |
氯离子含量 content of c l — (%) |
< 0.3 |
PH 值 PH value |
7 ~ 9 |
表面张力 surface tension(N/m) |
(7 1 ± 1) × 10 -3 |
固体含量 solids content(%) |
≥ 93 |
硫酸钠含量 Na 2 SO 4 content(%) |
< 5 |
注:硫酸钠含量按国标重量法测定。
Notes: Content of Na 2 SO 4 is measured in accordance with international method method of weight.
工程质检中心检验报告
Checking report of engineering quality control centre of Metallurgical Department.
产品名称 Name of the product |
检验项目 Checking items |
掺量 implantation volume |
规格型号 Specifications and types |
依据标准 Basis standard |
|||
混凝土减水剂 Concrete water-reducing agent |
混凝土性能 concrete properties |
C × 0.7% |
FDN |
GB807 6 — 97 |
|||
试验结果汇总 test results collection |
|||||||
型号及产地 model and origin 检验项目 checking items |
基准 Basic standard |
FDN Test number |
|||||
用水量 ( ㎏ /m 3 ) 减水率 (%) 坍落度 ( ㎝ ) Water consumption water-reducing rate caving limit |
190 0 7.0 |
151 21 7.5 |
|||||
沁水率 (%) 及泌水率比 Bleeding rate and bleeding rate ratio |
5.1 100 |
0 0 |
|||||
凝结时间及凝结时间差 (min) Setting time and setting time correction |
初凝 first condensation |
6:16 |
6:59 +0:43 |
||||
终凝 final condensation |
8:26 |
9:26 +1:00 |
|||||
抗压强度 (MPa) 及抗压强度比 (%) Compression strength and compression strength ratio |
1d |
7.6 100 |
16.0 211 |
||||
3d |
17.0 100 |
31.9 188 |
|||||
7d |
24.4 100 |
38.6 158 |
|||||
28d |
32.8 100 |
49.5 151 |
|||||
钢筋锈蚀 reinforcing steel rustiness |
对钢筋均无锈蚀 No rustiness for reinforcing steel |
||||||
检验结论 Checking conclusion |
经检验各项性能均达到高效减水剂一等品标准 All the properties water-reducing agent reached the first-class standard of high-efficiecy water-reducing agent |