BMRH-5 Retardation Ordinary Water Reducer
Features
* Setting time prolong for 120-240mins than ordinary one,
suitable for carrying out construction in Summer.
Specification
Items |
Specification | |
| Effective things content % (for laquid) | ¡Ý30 | |
| Water reducing ratio % | ¡Ý12 | |
| Water secreting ratio % | ¡Ü 100 | |
| Air content % | <5.5 | |
| Setting time difference min | Initial set | +120 -+720 |
| Final set | ||
| Compressive strength ratio% | 3d | ¡Ý100 |
| 7d | ¡Ý110 | |
| 28d | ¡Ý110 | |
| Shrinkage ratio % | 28d | ¡Ü135 |
| Action of reinforcing bar corroded by rust | nothing | |
Usage and Caution
1) Recommend use level of the liquid product is 2.0%-3.0% of
binding material weight,Recommend use level of powder product is 1.0%-2.0%.
It may mix together with cement,sand,stone and water, also may mix at last.
2) Please comply with the application technology rules of extra agent for concrete.
3) Strictly forbid to mix any oily material.
4) Not used for food.
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