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ArmD® Capillary CT, CTH

Our innovative ArmD® flexible silica capillary tubing offers the highest temperature capability in the industry at 400° C (ArmD® CTH).



  • High tensile strength (> 600 kpsi)
  • Temperature resistance up to 375 °C (Capillary CT) and 400 °C (Capillary CTH)
  • Pressure resistance up to 4500 psi
  • Chemical resistance with polyimide coating
  • Smooth inner surface
  • Pure, synthetic fused silica
  • High OH content for easy surface bonding to siloxanes
  • Standard proof test: 100 kpsi
  • Intrinsic strength > 600 kpsi

Inner diameters
> 10 to 2500 μm
Wall thickness
> 10 μm to 1 mm
End finish
Cleaved or polished
Diameter tolerance
To ± 5 %


Primarily selected for applications such as gas chromatography, liquid chromatography, electrophoresis, precision casting inserts, and various others.

Other products

Polymethyl Methacrylate (PMMA): Plastic, Step-index, Multi Mode Optical Fibers are robust, light weight, and can tolerate rough handling and severe bending unlike silica optical fibers. These advantages make PMMA optical fibers suitable for a wide range of applications.

ArmD® Multi-Core Optical Fiber

ArmD® Multi-Core Fiber Optics unlock a spectrum of capabilities for laser power delivery, providing precise control over power density and beam shape through the utilization of different cores or multiple cores simultaneously. Armadillo offers customizable multi-core optical fibers tailored to meet your specific needs.


ArmD® MIR optical fibers are high quality laser fibers for everything from medical treatments to FT-IR spectroscopy (4 – 16 µm).

ArmD® Fiber Taper Products

ArmD® fused tapered fibers are designed for deployment across the entire spectrum, spanning from deep UV to NIR wavelengths. Essential for accommodating variations in input and output diameters, these taper products offer a diverse array of options tailored for specific applications, ensuring flexibility to meet specialized requirements.

ArmD® Metal-Coated Silica Fibers

ArmD® silica fibers, coated with metals like Tin, Copper, Aluminum, and Carbon-primed Aluminum, boast exceptional heat resistance, outperforming other fiber types in high-temperature environments. Ideal for demanding settings, these metal-coated fibers ensure reliability and durability.

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