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3M™ Dyneon™ PTFE TF 1641

3M™ Dyneon™ PTFE TF 1641

2018-09-08 17:59:01

  

3M™ Dyneon™ PTFE TF 1641      
Polytetrafluoroethylene      
Product Description:      
Free-flowing PTFE for general moulding    
       
Features      
       
Meets ASTM D 4894 Type IV, Grade 2 classification    
       
Moulding powder with very good free-flowing properties    
       
Good mould filling behaviour      
       
Good mechanical properties      
       
Very good surface quality of isostatically moulded articles    
       
       
Typical applications      
       
Shaped parts      
       
Isostatically moulded articles      
       
Sealings, small parts      
       
General  
Features  Good Flow Good Surface Finish  
Uses  Seals
Forms  Granules Powder  
Processing Method  Compression Molding Sintering  

Physical Nominal Value Unit Test Method
Density 2.15 g/cm³ ISO 12086
Apparent Density 0.84 g/cm³ ISO 60
Molding Shrinkage 2.7 % Internal Method
Average Particle Size 450 µm ISO 13320
Hardness Nominal Value Unit Test Method
Shore Hardness (Shore D) 56 　 ISO 868
Mechanical Nominal Value Unit Test Method
Tensile Modulus 600 MPa ISO 527-2
Deformation Under Load 2 (15 MPa) 17 % ASTM D621
Films Nominal Value Unit Test Method
Tensile Strength (200 µm) 36 MPa ISO 527-3
Tensile Elongation (Break, 200 µm) 430 % ISO 527-3
Thermal Nominal Value Unit Test Method
CLTE - Flow  　 　 DIN 53752
30 to 100°C 1.20E-04 cm/cm/°C 　
30 to 200°C 1.40E-04 cm/cm/°C 　
30 to 260°C 1.70E-04 cm/cm/°C 　
Thermal Conductivity 0.22 W/m/K DIN 52612
Electrical Nominal Value Unit Test Method
Surface Resistivity 1.00E+17 ohms IEC 60093
Volume Resistivity 1.00E+18 ohms·cm IEC 60093
Electric Strength (0.200 mm) 60 kV/mm ISO 12086
Flammability Nominal Value Unit Test Method
Flame Rating V-0 　 UL 94
  　 　 　
224 hr 　 　 　

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