Customization: | Available |
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Material: | PTFE |
Kind: | Hollow Plastic |
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PTFE is the classic, original, and gold standard of fluoropolymer tubing. PTFE was the "miracle" fluoropolymer invented in the 1940's by DuPont - a product originally without a market and hard to process. Most other materials continue to use PTFE as a reference for chemical resistance.
The unique properties of PTFE tubing cover an impressive range. These include high use temperature compared to other polymers, almost universal chemical resistance, excellent electrical properties at high voltage and high signal frequencies, non-stick characteristics, usefulness under extreme low temperatures (cryogenic conditions), and UV resistance. However, mechanical strength and wear resistance are not criteria for which PTFE is recommended, which is one reason for the development of FEP tubing, PFA tubing and ETFE tubing.
PTFE tubing's high viscosity in the gel state (it does not truly melt) prevents it from being processed conventionally in extruders or injection molding. PTFE tubing is therefore dry molded or extruded in hydraulic extruders with (paste extrusion) or without (ram extrusion) lubricants. Paste extrusion of PTFE yields flexible tubing. However, it occurs in a batch process and thus long continuous lengths are limited to the batch size, unlike the melt-processible fluoropolymers FEP, PFA and ETFE.
Key Properties:
We have full range of flexiable ptfe hose PTFE tubing for choice, the most hot sell PTFE hose sizes are
Ф1.6x3.2 | Ф2x4, |
Ф4x5, | Ф4x6, |
Ф6x8, | Ф8x10, |
Ф10x12, | Ф12x14, |
Ф14x16, | Ф16x20... (unit:mm) |