Well cementing fluid loss additive
Manufacturing method:
It is water-solubility macromolecular polymer manufactured by special polymerization, modification and all sors of treatment with its raw material is vinyl acetate.
Index:
|
Type |
Well cementing fluid loss additive-1 |
|
Appearance |
White or yellowish powder |
|
Purity, %≥ |
92.0 |
|
Volatile component, %≤ |
5.0 |
|
Viscosity, mpa•s |
38~42 |
|
PH value |
5~7 |
|
Grain diameter, mesh |
40 |
Properties:
It has well water solubility, nontoxic and harmless, safe and environmental
Use:
It is used for reducing dehydration additive in drilling and cementing of petroleum and natural gas. It can effectively strengthen the water protection of cement mortar and prevent the dehydration in advance in the stratum. It has small impact on delayed coagulation and pressive strength and effectively prevents gas channeling. As the auxiliary of oil field, it has been successfully used in domestic market.
Using method:
It is packed by mixing with other cementing additives on dry conditions, and transported to the site for using by adding water or soluble in water
Packing, storage and transportation:
Packing: net weight 25kg in plastic textile bag or customized
Light loading or unloading; avoiding hitting, dragging and package-breaking; pay attention rain-proof.
Stored in indoor environment, and pay attention to dampproof. |
