PTFE mandrels are widely used in the manufacturing of medical tubing and interventional devices, providing dimensional support and internal diameter control during extrusion, heat-setting, reflow and forming processes.
Our medical-grade PTFE mandrels are engineered for high precision, ultra-smooth surfaces, stable processing, and excellent performance in catheter and sheath manufacturing.
Designed to improve production stability and enhance the consistency of your medical device components.
Key Features
Medical-Grade Material
Produced from high-purity PTFE
Low extractables and suitable for cleanroom production environments
01
High Dimensional Precision
OD tolerance as low as ±0.01 mm (depending on size)
Excellent roundness and straightness for micro lumen and thin-wall tubing
02
Ultra-Low Friction
Naturally smooth PTFE surface
Enables easy mandrel removal and reduces tube wall scratching
03
Excellent Thermal & Chemical Resistance
tSuitable for heat-setting, reflow, and other high-temperature processes
Resistant to solvents and chemical environments commonly used in catheter manufacturing
04
Customizable Options
Diameter, length, packaging, and straightness available upon request
Engineering support for process validation and optimization
05
Typical Applications
PTFE mandrels are applied in various interventional and medical device manufacturing processes:
Cardiovascular and peripheral catheters
Sheath introducers and guiding sheaths
Balloon catheters
Multi-lumen tubing
Guidewire support tubes
Any tubing that requires precise inner diameter control
From cardiovascular to peripheral intervention, our PTFE mandrels support the manufacturing of devices used across clinical applications.
Specifications & Customization
| Item | Specification |
|
Outer Diameter (OD) |
0.3 mm – 12 mm |
| Length | Up to 3,000 mm or customized |
| Tolerance | As low as ±0.01 mm |
| Color | Transparent / milky white (natural PTFE color) |
| Packaging | Coil, straight cut, or clean packaging options |
Customization Process
1.Provide target catheter specifications and processing requirement
2.We propose suitable mandrel dimensions or develop custom designs
3.Sample supply for process validation
4.Batch production after approval
Quality Assurance
Manufactured under strict quality control processes
Inspection on critical dimensions, surface quality, straightness
Batch traceability available
Documentation support for medical device manufacturers
Call to Action
Looking for PTFE mandrel samples or technical support?
Contact our engineering team to get professional recommendations for your catheter process.
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