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DOW™ Electrical & Telecommunications DFDA-1254 NT

Low Density Polyethylene Insulation Compound

Supplied by The Dow Chemical Company

The technical datasheet with complete property values for DOW™ Electrical & Telecommunications DFDA-1254 NT is available to members of the Prospector Plastics Database.
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Product Description
DFDA-1254 NT is a low density polyethylene insulation resin produced to a demanding set of electrical properties specifications. DFDA-1254 NT can be used as part of the resin system in the gas injection process for coaxial cable foamed insulation.

Specifications
DFDA-1254 NT meets the following specification:
  • ASTM D 1248 Type 1, Class A, Category 3
General  
Material Status 
  • Commercial: Active
Availability 
  • Africa & Middle East
  • Asia Pacific
  • Europe
  • Latin America
  • North America
Uses 
  • Coaxial Cable Insulation
  • Communication Wire Insulation
  • Telecommunications
  • Wire & Cable Applications
  
Agency Ratings 
Forms 
  • Pellets
Physical
Nominal Value
Unit
Test Method
Specific Gravity
 
 ASTM D792
Melt Mass-Flow Rate (MFR) (190°C/2.16 kg)
g/10 min
 ASTM D1238
Mechanical
Nominal Value
Unit
Test Method
Tensile Strength
psi
 ASTM D638
Tensile Elongation (Break)
%
 ASTM D638
Electrical
Nominal Value
Unit
Test Method
Volume Resistivity
ohm·cm
 ASTM D257
Dielectric Strength 2 (0.125 in)
V/mil
 ASTM D149
Dielectric Constant
     ASTM D1531
1 MHz
 
  
2.47 GHz
 
  
Dissipation Factor
     ASTM D1531
1 MHz
 
  
2.47 GHz
 
  
Related Terminology
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Uses
Uses may also be described by the following terms: Wire and Cable Applications, Wire & Cable Applications, Communication Wire Insulation, Coaxial Cable Insulation.
Agency Ratings
This plastic material has 1 certifications from the following agencies (the number in parentheses shows the number of certifications for that agency): ASTM (1).
Extrusion
Nominal Value
Unit
 
Melt Temperature
°F
  
Extrusion Notes
DFDA-1254 NT provides excellent surface finish and outstanding output rates over a broad range of conditions. For optimum results, use melt extrusion temperatures in the suggested range of 338 to 392°F (170-200°C). However, specific recommendations for processing conditions can be determined only when the application and type of processing equipment are known. Please contact your local Dow Chemical Wire and Cable Sales Representative for such particulars.
Notes
1Typical properties: these are not to be construed as specifications.
2Method A (Short-Time)
 
IDES
Copyright © 2012 IDES
The information presented on this datasheet was acquired by IDES from the producer of the material. IDES makes substantial efforts to assure the accuracy of this data. However, IDES assumes no responsibility for the data values and strongly encourages that upon final material selection, data points are validated with the material supplier.