Ò»¡¢Introduction
This product is a graft copolymer of humic acid salt and hydrolyzed polyacrylonitrile. The product not only has good anti collapse effect, but also has certain viscosity and water loss reducing effects.
¶þ¡¢Technical indicators
project |
index |
exterior |
Free flowing powder or particles |
Screen residue (mesh size 0.90mm),% |
¨Q5.0 |
Moisture,% |
¨Q10.0 |
Fluorescence level |
¨Q4 |
Water insoluble substance,% |
¨Q18.0 |
PH value |
8-10 |
Relative expansion rate,% |
¨Q60.0 |
Apparent viscosity, mPa. s |
¨Q10.0 |
Filtration loss, mL |
¨Q10.0 |
Èý¡¢ Applicable scope
This product is suitable for various freshwater drilling fluid systems and is mainly used as an anti collapse agent for drilling fluids. It has both viscosity and water loss reducing effects. The fluorescence intensity of this product is low, and it can be used in exploration wells.
ËÄ¡¢Usage and Dosage
This product can be directly added to various water-based drilling fluid systems, and the recommended dosage for the first time is 1% -2% of the circulating mud volume
Îå¡¢ Packaging and storage
The outer layer of the packaging bag for this product is a three in one woven bag, the inner layer is a plastic bag, and the inner and outer layers are individually tied. Each bag has a net weight of 25 kilograms. The product should be stored in a well ventilated and dry warehouse. During transportation, avoid direct sunlight, be moisture-proof, rainproof, and prevent damage to packaging bags. The shelf life is two years.
Áù¡¢Execution standards
Q/SH1020 1054-2009
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