DeWAL DW 203

2018-09-08 18:04:39

  

DeWAL DW 203      
Polytetrafluoroethylene      
Product Description:      
D/W 203 is an unsintered PTFE (Polytetrafluoroethylene) film used primarily for electrical insulation, particularly for wire and cable applications. The polymer is fibrilated giving good strength in the machine direction. It has the inherent benefits of PTFE: exceptional chemical resistance, extreme temperature range from 450F to +500F, low coefficient of friction, excellent drape characteristics and non-stick properties.
       
D/W 203 is used in cable insulation, harness wrap, and as the dielectric medium in coaxial cables. Once sintered, it seals completely to provide excellent electrical insulating properties, unsurpassed chemical resistance and excellent thermal resistance. DeWAL's unsintered PTFE tape has good drape characteristics allowing it to conform smoothly to complicated shapes. D/W 203 can be used for gaskets, expansion joints, valve seals and diaphragm applications. It is available unpigmented and pigmented to match EIA colors. It has good strength after sintering and is used where chemical inertness and high temperature resistance are needed.
       
General  
Features  Electrically Insulating Good Strength Low Friction
     
Good Chemical Resistance High Heat Resistance Non-Stick
     
Uses  Cable Jacketing Film Wire & Cable Applications
   
Diaphragms Gaskets
   
Electronic Insulation Seals
   
Appearance  Colors Available
Forms  Film

Physical Nominal Value Unit  
Specific Gravity 1.50 g/cm³  
Thickness 50.8 to 508.0 µm  
Films Nominal Value Unit Test Method
Tensile Strength - MD      ASTM D882
Yield, 51 µm 12.4 MPa  
Yield, 130 µm 10.3 MPa  
Tensile Elongation - MD (Break) 30 % ASTM D882
Additional Information Nominal Value Unit  
Backing Material Extruded PTFE Film    
Core ID 7.62 cm  
Maximum Roll OD 279 mm  
Width 12.7 to 279 mm  

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