Product Description: High-Efficiency Modified Asphalt Lubricant for Drilling Fluids
This product, designated FT-342, is a specially formulated high-temp modified asphalt additive additive designed to significantly enhance the performance of drilling fluids. It functions as an exceptionally effective lubricant, playing a vital role in mitigating downhole friction and protecting drilling equipment. The advanced formulation of this high-temp modified asphalt additive ensures superior performance in challenging drilling environments by providing a protective, lubricating layer on both the drill string and wellbore formation.
The primary mechanism of this high-temp modified asphalt additive involves its ability to disperse colloidally in the drilling fluid, where it plates out on metal and rock surfaces under conditions of differential pressure and temperature. This creates a hydrophobic film that reduces torque and drag, minimizes the potential for differential sticking, and protects the drill bit from excessive wear. The chemical modification of the asphalt base enhances its thermal stability and dispersibility, allowing it to perform effectively in both high-pressure, high-temperature (HPHT) and conventional well sections.
Key advantages of this high-temp modified asphalt additive lubricant include its capacity to reduce drilling risks by stabilizing wellbore walls and sealing micro-fractures, thereby preventing drill pipe sticking and wellbore collapse. It also significantly extends drill bit life by reducing abrasive wear and heat generation at the bit cutting structure. Furthermore, its lubricating properties improve rate of penetration (ROP) and overall drilling efficiency by reducing mechanical friction throughout the drilling system.
This product is compatible with most water-based and oil-based drilling fluid systems and should be stored in a cool, dry environment to maintain its free-flowing physical properties and performance characteristics.
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Scope of application: |
Various water-based drilling fluid systems, especially suitable for formations that are prone to leakage and collapse. |
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Function: |
Inhibit soil hydration, plugging and stabilizing the well wall |
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Mechanism: |
Through the nitrogen-containing strong adsorption functional group, it is adsorbed on the clay and the well wall to inhibit hydration; asphalt participates in deformation and film formation to seal micro-cracks. |
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Applicable well temperature: |
120-160°C |
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Suggested dosage: |
2-3% (mass fraction) |
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