I.Product Introduction
Fluid Loss Reducer is resistant to high temperature and has a wide range of applicable temperatures. It has good salt resistance and can resist to saturated salt water.
When Fluid Loss Reducer is used in salt water and high temperature systems, the dosage should be increased appropriately.
II. Physical and chemical indicators
|
Performance |
Fineness (0.315mm sieve residue) |
|
Uniform and no lumps |
≤15% |
III. Performance of cement slurry
|
Item |
Index |
|
|
Initial consistency,Bc |
80℃/45min,46.5MPa |
≤30 |
|
Densified Linear |
Normal |
|
|
40-100Bc thickening time, min |
≤40 |
|
|
Water loss, ml |
90℃, 6.9MPa |
≤100 |
|
Free solution, ml |
90℃,Atmospheric pressure |
≤4.0 |
|
24h compressive strength, MPa |
≥14 |
|
|
18% saline water loss, ml |
120℃, 6.9MPa |
≤100 |
|
① Freshwater cement slurry composition: G grade cement (high sulfur resistance) 700g; mixed water 308g (inclusive); JXG510S 5.6g (0.8%). ②Brine cement slurry composition: G grade cement (high sulfur resistance) 600g; silica fume 210g (130 mesh); 18% mixed brine 438g (inclusive); JXG510S 12.8g (1.6%). |
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IV. Application scope
Temperature: below 150°C (BHCT) for fresh water system; below 180°C (BHCT) for salt water system.
Dosage: The general dosage of Cement Fluid Loss Reducer JXG510S is 0.8-2.0% (BWOC), and the recommended dosage is 1.0-1.5% (BWOC).
V. Packaging
Cement Fluid Loss Reducer JXG510S is packed in 25Kg three-in-one composite paper bags, or according to customer requirements.
