YJ-220 pumps deliver agent |
| Introduction |
YJ-220 pumps deliver agent is a kind of addictive agent combined with water conduction, early strength .the products carried out GB8076-1997《concrete addictive》.GB/T8077-2000《concrete addictive test》.GB18588-2001《limited content of ammonia of concrete addictive 》standard. |
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Features |
1.No corrosion to steel
2. Can reduce water moisture and strength the Retardation ability.
3. Can decrease cement early hydration heat and concrete loss of slumping
4. Can be widely used in every season.
5. Effectively improve concrete's workability and durability
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| Application |
1.Transport concrete long distance.commodity concrete.steel concrete, prestressed concrete.
2. Large volume concrete and so on.
3. Under-water piles and self-compacting concrete
4. Industrial or civil and other building materials' concrete
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| Index |
| Addictive |
| Item |
ompound products |
| Appearence |
Brown powder or brown Liquid |
| PH value |
7～9 |
| Vakiliccontent |
＜8% |
| Chloride ions content |
＜0.5% |
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| Concrete addictive standard |
Item |
National First-class standard |
Standard |
The slump increase svalue（mm） |
≥100 |
≥100 |
Normal pressure Bleeding rate proportion（﹪） |
≤90 |
≤70 |
Pressure Bleeding rate proportion（﹪） |
≤90 |
≤80 |
Air content（﹪） |
≤4.5 |
≤4.0 |
The slump reserved value（mm） |
30min |
≥150 |
≥150 |
60min |
≥120 |
≥120 |
Compressive strength proportion（﹪） |
3d |
≥90 |
≥110 |
7d |
≥90 |
≥100 |
28d |
≥90 |
≥110 |
28dhrinking rate（﹪） |
≤135 |
≤135 |
Steel corrosion |
No corriosion to steel |
No corriosion to steel |
Note：Test according to JC473-2001《concrete pumps deliver agent》，quantity as offered by us，Test cementplease choose standard cement.. |
Quantity |
Normally，powder agent proportation is 1.0~1.5﹪. Please contact us for specisl information. |
| Use |
1.Mix the agent with water. Please use high quality Mixer if super concrete is needed. 2.Second time mixture is available. 3.Refer to GB50119-2003《concrete addictive technology》. |
| Notes |
1.The products can condensate for longer time if mixed more than required. 2.The products may not work such long as mentioned, if mixed less than required. 3.The products are used for higher than 5℃ building environment. 4.The products can mixed with others, please test before using. 5.When change cements，please check whether it can mix with the products.
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| Safety guide |
1.No poison, not easy on fire.
2.If they splashed in eyes, please flush with water, or seek immediate medical attention |
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| Package and storage |
1.Liquid products packed in bucket or cans. Power agent packed in bags.
2.Prevent of wetting;fire. keep dry and ventilated.
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| Validity |
1.powderagent for three years .
2.Liquid for 12 months. |
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