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DOW™ Electrical & Telecommunications DFDA-1253 NT

Low Density Polyethylene Insulation Compound

Supplied by The Dow Chemical Company

The technical datasheet with complete property values for DOW™ Electrical & Telecommunications DFDA-1253 NT is available to members of the Prospector Plastics Database.
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Product Description
DFDA-1253 Natural is a medium molecular weight, low density polyethylene insulation resin produced to a demanding set of electrical property specifications. DFDA-1253 Natural can be used as part of the resin system in the gas injection process for coaxial cable foamed insulation.

Specifications
DFDA-1253 Natural meets the following raw material specifications:
  • ASTM D 1248 Type 1, Class A, Category 3
  • Federal LP-390C Type 1, Class L, Grades 1 and 2, 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
Processing Method 
  • Extrusion
Physical
Nominal Value
Unit
Test Method
Density
g/cm³
 ASTM D1505
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 (1 MHz)
 
 ASTM D1531
Dissipation Factor (1 MHz)
 
 ASTM D1531
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 2 certifications from the following agencies (the number in parentheses shows the number of certifications for that agency): FED (1), ASTM (1).
Extrusion
Nominal Value
Unit
 
Melt Temperature
°F
  
Extrusion Notes
DFDA-1253 Natural 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 375 to 425°F (190 to 220°C). However, specific recommendations for processing conditions can be determined only when the application and type of processing equipment are known.
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.