Jiaozuo Huayan Industrial Co., Ltd
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Strength display
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Papua New Guinea HCSA High efficiency HCSA expansion agent clinker
Product Description
Technical Characteristics
The Expansion Energy Is High, The Expansion Rate Is Fast, The Expansion Stability Period Is Short, And The Dependence On The Later Water Supplement Is Low.
The Technical Indicators Comply With The Standard Indicators Of Type Ii High Performance Expansion Agent In China Gb23439-2009 Concrete Expansion Agent. Using This Product To Prepare Shrinkage Compensating Concrete Can Obtain Excellent Crack Resistance And Waterproof Performance.
Product Use
This Product Is A New Product Jointly Developed By Our Company And China National Academy Of Building Materials Science. It Has The Characteristics Of High Expansion Energy, Good Stability, Safety And Reliability, And Is An Ideal Material For Preparing Various Expansion Agents.
Performance Index
| Test items | Performance Index | Measured Results | ||
| Chemical Composition | Total alkali content /% | --- | 0.36 | |
| Magnesium oxide /% ≤ | 5.0 | 3.76 | ||
| Physical Property | Fineness | Specific surface area /（m³/kg） | 200 | 220 |
| 1.18mm sieve residue /% ≤ | 0.5 | 0 | ||
| Setting Time | Initial set /min ≥ | 45 | 126 | |
| Final coagulation /min ≤ | 600 | 158 | ||
| Limit expansion rate /% | In The Water 7d≥ | 0.050 | 0.120 | |
| In air 21d≥ | -0.010 | 0.057 | ||
| Compressive strength /Mpa | In The Water 7d≥ | 20.0 | 33.2 | |
| 28d≥ | 40.0 | 47.4 | ||
Usage and precautions
When using this product, it is necessary to conduct material trial mix in the laboratory to determine a better mix ratio.
The shelf life of the product is three months. If the shelf life is exceeded, the product must be retested and can only be used after being qualified.
The product should be placed in a dry place to prevent moisture and weathering.
Packaging and storage
The composite plastic woven bag ton bag (1000kg) shall be used for packaging, and other packaging forms shall be determined by both parties through negotiation. Protect from rain and moisture, and store in a dry place to avoid package damage.
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