Medical Stainless Steel Capillary Tubing

Medical Stainless Steel Capillary Tubing
Details:
Our high-precision medical stainless steel capillary tube platforms represent the pinnacle of dimensional consistency for advanced minimally invasive delivery systems. Engineered utilizing precise multi-pass cold drawing, this ultra-thin wall SS304 capillary tube and 316L assembly delivers exceptional column strength, responsive pushability, and immaculate inner lumen cleanliness. Optimized for fluid injection lines, surgical needles, and endoscopic structures, these micro-tubes eliminate intraoperative kinking, ensuring highly predictable biomechanical support under tight tolerances.
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Description
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Technical Specifications (Imperial)

 

 

Technical Parameter

Standard Offering Range (Imperial)

OEM Custom Engineering Limits

Material Configurations

Medical-grade SUS316L, SUS304, SUS304V

High-purity vacuum arc remelted (VAR) alloys

Outer Diameter (OD)

0.008" - 0.120"

Custom micro-profiles down to 0.005" OD

Wall Thickness (WT)

0.0012" - 0.020"

Ultra-thin wall configurations down to 0.0010" WT

Dimensional Tolerance

OD/ID: ±0.0002" | WT: ±0.00015"

Ultra-precision matching down to ±0.0001"

Surface Roughness (Ra)

OD: Ra ≤ 0.2 μm | ID: Ra ≤ 0.4 μm

Electropolished inner lumen for friction-free travel

End Finish Quality

100% burr-free, square cut, or micro-chamfered

Custom slotting, flaring, or step Reductionprofiling

Cleanliness Compliance

Ultrasonically cleaned, free from oil and oxide

Ready for cleanroom lamination / overmolding

 

Core Engineering Advantages

 
 
 

Pristine Inner Lumen Cleanliness

Ultrasonically degreased and oxide-free finish ensures zero chemical residue for critical fluid contrast delivery.

 
 
 

Extreme Tolerance Control (Down to ±0.0001")

Advanced centerless processing eliminates dimensional play, maximizing assembly yield rates.

 
 
 

Burr-Free Micro-Chamfered Ends

Precision laser or electrochemical cutting eliminates razor edges, preventing inner liner scoring during wire insertion.

 

 

Instant OEM RFQ Configuration

 

 

To expedite blueprint analysis, specify your parameters below:

1. Material Grade: [ SUS316L / SUS304 / Other ]

2. Target Dimensions: OD ________ inch | ID ________ inch | WT ________ inch

3. Total Length & Tolerance: Length ________ inch | Tolerance ________ inch

4. Surface & End Profile: [ As-Drawn / Electropolished ] | [ Square Cut / Chamfered ]

5. Estimated Batch Volume: ________ pcs

 

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