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Single-Phase Pressure Sealing Agent

Single-Phase Pressure Sealing Agent

Basic Information

"One-way pressure plugging agent" should be "one-dimensional pressure plugging agent" (or "one-dimensional pressure sealing agent"), which is a type of petroleum additive used in drilling fluids as a temporary plugging agent to seal formation porosity and micro-fracture leakage.

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Product Details


Basic Information

Product NameOne-way Pressure Plugging Agent
Main CompositionComposite system of modified hard inert particles, flexible fibers and polymer binder
Main FunctionsOne-way pressure bearing plugging, loss circulation prevention, backflow resistance, wellbore stabilization
Temperature Resistance≤150℃
Applicable SystemAll kinds of water-based drilling fluids
Product FeatureRealize unidirectional flow control, prevent formation fluid backflow
CAS NoteMixed compound, no exclusive CAS number

Physical and Chemical Properties

AppearanceGrey-black uniform granular powder
Moisture Content≤8.0%
FinenessOver 90% pass 60-mesh sieve
pH Value (1% aqueous solution)7.0 ~ 9.0
DispersibilityEasy to disperse evenly in drilling fluid without agglomeration
Storage StabilityGood stability for long-term storage


Core Performance and Chemical Characteristics

One-way Sealing EffectAllow forward penetration, block reverse high-pressure flow effectively
Gradation Filling PerformanceReasonable particle grading to plug pores and fractures of different sizes
High Pressure ResistanceForm dense high-strength plugging layer, resist flushing and extrusion
Little Side EffectNo adverse impact on mud rheology and fluid loss property
Salt and Calcium ToleranceMaintain stable plugging effect in salt water mud
Convenient ApplicationSuitable for while-drilling use without affecting normal drilling


Safety Information   

ToxicityLow toxicity and non-corrosive
Health HazardDust causes slight irritation to respiratory tract and eyes
Protective MeasuresWear dust mask, safety goggles and protective gloves
Storage ConditionSeal and store in cool dry place, keep away from fire sources
TransportationOrdinary industrial chemicals, keep dry during transit
First Aid TreatmentRinse contacted skin and eyes with plenty of clean water
Waste DisposalDispose in accordance with local environmental protection regulations


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FAQ

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Q5: How long does delivery take?

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Q6: Can you arrange the shipment of regulated chemicals?

A6: For eligible products and destinations, we can help coordinate appropriate packaging, shipping documents, and logistics arrangements. Requirements depend on the product classification, carrier rules, and destination regulations.

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