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Participate in multiple overseas projects

Participate in multiple overseas projects

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Extensive experience in overseas project submission

Extensive experience in overseas project submission

Perfect combination of creativity and technology
Each cable is made as per demand

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Special cable customization service

Insulation & Sheath Material Properties In General 
Characteristics of High Temp. Insulation and Sheath Materials

Designation Electrical
VDE initial-code Abbre-viations Materials Density Break down voltage Specific volume resistivity Dielectric-constant Dielectric loss factor tan δ
g/cm3 KV/mm (20°C) Ohm·cm 20°C 50 Hz/20°C
10Y PVDF Polyvinylidene fluoride 1,7–1,9 25 1014 9–7 1,4 x 10–2
7Y ETFE Ethylene-Tetrafluorethylene 1,6–1,8 36 1016 2,6 8 x 10–4
6Y FEP Fluorinated ethylene propylene 2,0–2,3 25 1018 2,1 3 x 10–4
5YX PFA Perfluoroalkoxypolymeric 2,0–2,3 25 1018 2,1 3 x 10–4
5Y PTFE Polytetrafluorethylene 2,0–2,3 20 1018 2,1 3 x 10–4

 

 E-CTFE Ethylene-Chlorotrifluoroethylene

1,67–1,69

 39 1015 2.5 9 x 10–3
Designation Thermic
VDE initial-code Abbre-viations Materials Working temp

 

 Melt-temp

 

 Oxygen index LOI Heating value H0 Thermal-conductivity Corrosive gases in case of fire Radiation resistance
Perma-nent (°C) Short time(°C) +°C (% O2) MJ·kg-1 W·K-1·m-1 Mrad
10Y PVDF Polyvinylidene fluoride – 40+135

 

 +160 ＞170 40–45 15 0,17 Hydrofluoric 10
7Y ETFE Ethylene-Tetrafluore-thylene –100+150

 

 +180 ＞265 30–35 14 0,24 Yes 10
6Y FEP Fluorinated ethylene propylene –100+205

 

 +230 ＞225 ＞95 5 0,26 Yes 1
5YX PFA Perfluoroalkoxy-polymeric –190+260 +280 ＞290 ＞95 5 0,21 Yes 0.1
5Y PTFE Polytetra-fluorethylene –190+260 +300 ＞325 ＞95 5 0,26 Yes 0,1

 

 E-CTFE Ethylene-Chlorotri-fluoroethylene –100+140 +170 ＞242 ＞60 14 0,14 YES 0.01
Designation Mechanical Halogen
VDE initial-code Abbre-viations Materials Tensile strength Elongation at break Shore hardness Water absorbtion Halogen-free
N/mm2 % %

 
10Y PVDF Polyvinylidene fluoride 50–80 150 75–80 (D) 0,01 No

 
7Y ETFE Ethylene-Tetrafluorethylene 40–50 150 70–75 (D) 0,02
6Y FEP Fluorinated ethylene propylene 15–25 250 55–60 (D) 0,01
5YX PFA Perfluoroalkoxy-polymeric 25–30 250 55–60 (D) 0,01
5Y PTFE Polytetra-fluorethylene 80 50 55–60 (D) 0,01

 

 E-CTFE Ethylene-Chlorotri-fluoroethylene 48 200-300 75()D 0.1
Designation Properties
VDE initial-code Abbre-viations Materials Oxidation resistance Heat resis-tance Oil resis-tance Low-tempe-rature flexibility Weather, sun resistance Ozone resis-tance Abrasion resistance Flame resis-tance
10Y PVDF Polyviny-lidene fluoride O O E F E-O E E E
7Y ETFE Ethylene-Tetrafluore-thylene E E E E E E E G
6Y FEP Fluorinated ethylene propylene O O O O O E E O
5YX PFA Per-fluoroalkoxy-polymeric E E E E E E G E
5Y PTFE Polytetra-fluorethylene O O E-O O O O O E

 

 E-CTFE Ethylene-Chlorotri-fluoroethylene O O O O O E E E-O

P = Poor; F= Fair; G = Good; E = Excellent; O = Outstanding

Designation Properties
VDE initial-code Abbre-viations Materials Water resis-tance Acid resis-tance Alkali resis-tance Aliphatic hydrocarbons resistance (Gasoline, kerosene, etc) Aromatic hydrocarbons resistance (Benzol, toluol, etc.) Halogenated hydrocarbons resistance (Degreaser solvents) Alcohol resis-tance
10Y PVDF Polyviny-lidene fluoride E G-E E E G-E G E
7Y ETFE Ethylene-Tetrafluore-thylene E E E E E E E
6Y FEP Fluorinated ethylene propylene E E E E E E E
5YX PFA Per-fluoroalkoxy-polymeric E E E E E E E
5Y PTFE Polytetra-fluorethylene E E E E E E E

 

 E-CTFE Ethylene-Chlorotri-fluoroethylene E E E E E E E

P = Poor; F= Fair; G = Good; E = Excellent; O = Outstanding