Key Features and Benefits
- High mechanical strength and pressure resistance in a wide range of conditions
- Suitable degradation with fluids in the wellbore
- Degradable without a degradation trigger such as salt or acid
- Drill-out and flowback process unnecessary
- Range in size from 0.5 to 4.5 in. available
Key Features
- Standard (MT), low (LT), ultra-low (UT) and extra-low (XT) temperature grades are available.
- Suitable for BHTs of 125⁰ F to 325⁰ F
- Suitable for up to 10,000 psi frac pressure
- Mainly comprised of polymers which degrade without any trigger (acid or salt)
- Degrades predictably at wide temperature range
- More predictable degradability compared with metal plugs
- 500 ft/min and 18 bbl/min run-in speeds
- Bottom set shear off eliminates tensile loading
- Large ID area to accommodate immediate flow back
- Utilizes standard industry setting tools
- Drop ball & ball-in-place options
- Optional pump-down rings available
Run History
- Used in major shale play including Permian, Eagle Ford, Haynesville, Bakken, Niobrara and Marcellus/Utica.
- No pre-set history
Key Features
- Higher mechanical strength than conventional nitrile rubbers.
- Degrades in water without injecting acid/alkali solution.
- Different grades / mechanical properties (strength and hardness) / shapes are available in accordance with temperature range of wellbore and application.
| Grade | Temperature range |
|---|---|
| KDR01H | High : 250 degF or higher |
| KDR01M | Mid : 200-300 degF |
Applications
- Degradable sealing elements
- Temporary protector/barrier for downhole tools
Kureha can provide comprehensive technical services according to customer's demand.
For further information or inquiries regarding oil and gas applications in the Americas, please contact Kureha Energy Solutions LLC from the link below.
https://kurehadegradableplug.com
Customers of oil and gas field outside of the Americas, please contact us.