polycarboxylate superplasticizer concrete additive
USD $850.00 - $850.00 /Metric Ton
Min.Order:1 Metric Ton
Shanghai Dongda Polyurethane Co., Ltd.
Specifications
Solid content (%) | 40/45%/50%±1 | |
Water reducing rate (%) | ≥ 25 | |
Cl - Content (%) | < 0.1 | |
Na2SO4 content (%) | <1.0 | |
Slump Retention (60 min.) | ≥ 150mm | |
Slump variation(1h) | ≤ 60mm | |
Air content (%) | ≤ 3.0 | |
The time difference of setting (min) | Initial setting | > +90 |
Final setting | / | |
Ratio of compressive strength (%) | 1d | / |
3d | / | |
7d | ≥140 | |
28d | ≥130 |
Features and Benefits
1. Excellent compatibility with various types of cements.
2. High water reducing rate, low dosage, and low slump loss.
3. Low chloride and alkali content, no corrosion to steel-bar.
4. High stability: no precipitation at low temperature.
5. Environmental friendly and nontoxic.
Dosages
DD-501 dosage normally ranges from 0.3% to 1.2% by weight of cementitious
material. Recommended dosage: 0.4%.
Package and Storage
1. Flexitank--20MTs/20'GP; IBC tank --1.1MT/tank, TTL 19.8MTs /20'GP ;Barrel-- 200L/barrel, TTL 19.2MTs/20'GP
2.The quality assurance period is one year,more than quality assureance period can be used only to pass the test.