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ISO 6722 Thin Power
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EXRAD® 250HT AWG Powertrain Wire

EXRAD® 250HT is a high performance powertrain wire built to handle extreme environments, under the hood near the exhaust, and immersed in fluids. It is a 250°C fluoropolymer with impressive properties. EXRAD 250HT will withstand temperatures up to 290°C for 360 hours. It has excellent resistance to oil and gasoline at temperatures up to 90°C.

  • High Temperature Rating: 250°C
  • Low Temperature Rating: -40°C
  • Voltage Rating: 1000V
  • Flame Resistance: VW-1
  • Oil Temperature Rating: 150°C
  • Ultraviolet Resistance: Yes
  • Radiation Resistance: No
  • Flexibility Rating: 2
  • Fluid Resistance Rating: 5
  • Cut-Through Resistance Rating: 4

Specifications

 

Product

Number

  

Standard

Conductors

Bare Copper

 Nom.

Conductor

Diameter

      in.        mm.

  Nom.

Insulation

Thickness

      in.        mm.

 Nom.

Finished 

Diameter

     in.       mm.

 Nom.

Finished

Weight

(lbs/mft)

  

Ampacity

At 40°C in

Free Air
EXRAD-HT22-XX    22 (7/30) .031            .79 .016            .41 .063          1.60 4.35 11
EXRAD-HT20-XX    20 (7/28) .035            .89 .016            .41 .070          1.78 5.99 15
EXRAD-HT18-XX    18 (19/.0092) .047          1.19 .016            .41 .078          1.98 7.85 21
EXRAD-HT16-XX    16 (19/29) .057          1.83 .016            .41 .089          2.26 10.82 28
EXRAD-HT14-XX    14 (19/27) .071          1.85 .016            .41 .103          2.62 15.76 46
EXRAD-HT12-XX    12 (105/32) .095          2.41 .018            .46 .128          3.25 23.57 60
Property / Attribute SAE
J-1128 TXL
Req.		 EXRAD 250 HT
18 AWG
Typical                 Performance
Dielectric Strength        
Dielectric Test Wet Dielectric after 5 hour soak   1 kV 1  min. 5 kV 30  min.
Flame Resistance        
Flame Test Maximum time after burn   70 Sec 0 sec
Thermal Performance        
Cold Bend 4 hours at temperature no cracks / breakdown   -400C -400C
Temperature Rating 360 Hours @290oC  heat aging   1550C 2900C
Temperature Rating 3,000 Hours @250oC   1250C 2500C
Temperature Rating 10,000 Hours @225oC   N/A 2250C
Mechanical Properties        
Tensile Minimum psi   1500 3600
Elongation Minimum %   150 350
Abrasion Sand Paper Resistance Length  in.   10 96
Abrasion Scrape Cycles   None 2440
Pinch Pounds   >7 8.5
Ozone Resistance        
Ozone Test 192 Hours @ 650C 100 pphm no cracks   Pass Pass
Fluids        
Engine Oil ASTM D471, IRM-902 50 +/-3 0C 15% Max. <1% @900 C
Gasoline ASTM D471 Ref. Fuel C 23 +/-5 0C 15% Max. <1%
Brake Fluid SAE-J-1703 50 +/-5 0C None <1%
Ethanol 85% Ethanol + 15% ASTM D471, Ref. Fuel  C 23 +/-5 0C 15% Max. <1%
Diesel Fuel ASTM D471, 90% IRM-903 + 10% p-xylene 23 +/-5 0C None <1%
Power Steering ASTM D471, IRM-903 50 +/-3 0C 30% Max. <1% @900 C
Auto Transmission Citgo #33123 SAE-J311 50 +/-3 0C 25% Max. <1% @900 C
Methanol     15% Max. 1%
Engine Coolant 50% Ethylene Glyco + 50% distilled Water 50 +/-3 0C 15% Max. <1%
Battery Acid H2SO4 Specific Gravity = 1.260 +/- .005 23 +/-5 0C 5% Max. <1%