Product Overview
Picking the Right Tubing - Tubing Chart
| Factors affecting tubing selection: | |
|---|---|
| S (Size) The Inside Diameter (ID) and also the wall thickness if specified. |
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| T (Temperature) The temperature of the substance passing through the tubing as well as the temperature of the environment. |
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| A (Application) How is it being used? |
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| M (Media) What is the chemical and concentration of the material passing through the tubing. |
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| P (Pressure) To what Pressure / Vacuum will the tubing be subjected? |
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| PVDF w/ EVA Outer Jacket | FEP | FX Flexelene | PTFE | |
|---|---|---|---|---|
| Material Names | Polyvinylidene fluoride with Ethylene-Vinyl Acetate | Fluorinated Ethylene-propylene | Polyethylene based polymer | Polytetrafluoro-ethylene |
| Processed | Melt Extrusion for both materials | Melt by Injection Molding | Paste Extrusion | |
| Ozone Amt. or rating | N/A | Excellent | Up to 1.5% (32g/m3) | Excellent |
| Available footages | 100ft. roll is normal, 500ft. available | 100ft. - 1000ft. with 100ft. increments | 100 ft. | 100 ft. |
| Fittings to use | Barbed only | Barbed or compression | Barbed only | Barbed or compression |
| Tensile or Burst PSI | N/A | 3,000 | 1/2" x 5/8" = 145 | 2,500 - 4000 |
| Flexibility 0 - 4 (most) | 3 | 2 | 4 | 1 |
| Rigidity | Easily flattened | Can be stepped on w/out collapsing | Easily flattened, but will bounce back | Can be stepped on w/out collapsing |
| Hardness (D2240) | N/A | 57 Shore D | 92 Shore A | 60 Shore D |
| Coefficient of Friction or Lubricity (D1894) 0-4(best) | 2 | (0.27 - 0.67) 3 | 1 | (0.08) 4 |
| UV (outdoor) Exposure | Excellent | Excellent | Good | Excellent |
| Specific gravity gm/cu.cm (resin weight) | N/A | 2.15 | 2.17 | |
| Chemical Resistance Rating (best)A-D | Poor with Strong Acids, otherwise B | A (all common solvents, acids and bases) | A (all common solvents, acids and bases) | |
| Working Temperature | 110° F 43° C |
-418° - 403° F -250° - 206° C |
-40° - 170° F -40° - 76° C |
- 454° - 500° F - 270° - 260° C |
| Continuous Service Temperature | 155° F 68° C |
400° F 204° C |
170° F 76° C |
500° F 260° C |
| Melting Point | 176° F 80° C |
518° F 270° C (D2236) |
168° F Vicat softening point | 621° F 327° C (D2236) |
| Dielectric Constant (D150-81) | N/A | 2.1 | 2.1 | |
| Weathering 0-4(best) | Yellows in sun | 4 | 3.5 | |
| Natural Color | Clear inside with a white outer jacket | Clear | Clear | **White or translucent |
| Colors Available (Not kept in stock) |
Outer jacket color | *White, Blue, Black, Red, Orange, Green | *White, Blue, Black, Red, Orange, Purple, Green, Yellow, Brown, Pink | *White, Blue, Black, Red, Orange, Green |
| Certifications | N/A | FDA raw material approved | USP Class VI NSF 51 Certified Raw Materials, RoHS Compliant | USP Class VI approved |