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Polyanionic Cellulose (PAC) is a staple in the oil drilling industry, offering essential functionalities for fluid management. However, PAC comes in different grades, primarily High Viscosity (HV) and Low Viscosity (LV), each suited for distinct applications within drilling fluid formulations. NINGBO INNO PHARMCHEM CO.,LTD. guides you through selecting the appropriate PAC grade for your needs.
The fundamental difference between PAC-HV and PAC-LV lies in their molecular weight and viscosity-building capacity. PAC-HV, with its higher molecular weight, is specifically engineered to provide significant viscosity enhancement and robust fluid loss control. It is an excellent drilling fluid additive viscosity enhancer, particularly useful in systems where suspending cuttings and maintaining wellbore stability are paramount. When you need strong rheological properties, PAC-HV is the preferred choice.
Conversely, PAC-LV offers lower viscosity but still provides effective fluid loss control. It is often selected for applications where maintaining a lower viscosity profile is desired, perhaps in certain completion fluids or when seeking precise rheological adjustments without excessive thickening. While both grades are excellent PAC-HV fluid loss reducers and PAC-LV fluid loss reducers respectively, their impact on fluid viscosity differs.
The selection between PAC-HV and PAC-LV hinges on the specific requirements of the drilling fluid system. For instance, in high-temperature, high-pressure (HTHP) environments, or in drilling operations where cuttings carrying capacity is critical, PAC-HV is often favored. Its superior viscosity-building properties contribute to better suspension of drilled solids, preventing bridging and stuck pipe incidents. This highlights the diverse nature of polyanionic cellulose oilfield application.
NINGBO INNO PHARMCHEM CO.,LTD. offers both PAC-HV and PAC-LV grades, manufactured to the highest standards to ensure optimal performance. Our expertise in chemical additives allows us to assist clients in choosing the right PAC product that aligns with their drilling fluid design and operational objectives. Trust NINGBO INNO PHARMCHEM CO.,LTD. for your advanced drilling fluid additive needs, ensuring efficiency and reliability on every project.
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1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.
