Materials
Sami has a good experience in the realisation of cables with excellent resistance to abrasion, mechanical stress and with exceptional flexibility for heavy conditions and underwater employment.
The insulating materials most commonly used are:
PVC - PVC 105 - Thermoplastic Rubber Santoprene® Silicone Rubber - Polyurethane - Nylon® - Polythene Polypropylene - Cross linked Polythene - Halar® - ECTFE PVDF - Tefzel® ETFE - Teflon® - FEP - MFA - PFA - PTFE - Kapton® - Peek® - Hytrel® - Siltem® - Arnitel® - LSZH G7 LSZH M1 - Noryl® - Polyester textile tapes - Glass, Kevlar®, Nextel® fibres .
| abbreviation | material | temperature rating |
density | oxygen index | tensile strenght | dielectric constant | dielectric strenght |
|---|---|---|---|---|---|---|---|
| °C | g/cm³ | % | N/mm² | (1 MHz) | kV/mm | ||
| PVC105 | Polyvinylchloride | -30 / +105 | 1,25/1,60 | 25/30 | 10/25 | 3,5/7,0 | 16 |
| PE | Polyethylene | -60 / +80 | 0,92/0,96 | 18 | 14 | 2,27 | 22 |
| XLPE | Crosslinked polyethylene | -80 / +115 | 0,91/0,92 | 18 | 14/40 | 2,3/2,8 | 20/24 |
| PP | Poliprooylene | -30 / +105 | 0,90 | 18 | 15/34 | 2,1/2,2 | 26/30 |
| PUR | Polyurethane | -40 / +100 | 1,2 | 19 | 30/60 | 3,5/6,0 | 15 |
| GT | Thermoplastic rubber | -55 / +125 | 0,29/1,24 | 20/25 | 8/10 | 2,1 | 22 |
| GS | Silicon rubber | -55 / +200 | 1,1/1,3 | 20 | 7 | 3,2/3,3 | 26 |
| ETFE | Ethylenetetrafluoroethylene | -100 / +155 | 1,73/1,76 | 31 | 40/50 | 2,6/2,7 | 20 |
| FEP | Fluoroethylenepropylene | -100 / +200 | 2,15 | 90/95 | 20/30 | 2,1/2,2 | 24 |
| MFA | Metilvinileterefluoroalcoxy | -100 / +230 | 2,12/2,17 | >95 | 23 | 2 | 30/35 |
| PFA | Perfluoroalcoxy | -190 / +260 | 2,17 | 95 | 20/30 | 2,1 | 80 |
| PTFE | Polytertafluoroethylene | -190 / +260 | 2,17/2,2 | 95 | 14/40 | 2,1 | 24 |
| PEEK | Polyethylethylketone | -65 / +200 | 1,2/1,32 | 35/48 | 34/92 | 3,0/3,3 | 16/21 |