3M Dyneon™ TFM™ 1705 PTFE

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3M Dyneon™ TFM™ 1705 PTFE
Categories:	Polymer; Thermoplastic; Fluoropolymer; Polytetrafluoroethylene (PTFE)
Material Notes:	Non-free-flowing resin Reduced, adjusted melt viscosity Increased gel stability Reduced cold flow Lower porosity and permeability Lower void content Excellent non-stick and dielectric properties Higher elastic modulus Compression molded products Large billets Extremely thin skived films Diaphragms, high-pressure hoses and other tough flex fatigue applications Semiconductor and chemical processing system components Information provided by Dyneon, A 3M Company
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Physical Properties	Metric	English	Comments

Specific Gravity	2.16 g/cc @Temperature 23.0 °C	2.16 g/cc @Temperature 73.4 °F	Sintering Molding; ASTM D4894-98a
Bulk Density	0.420 g/cc	0.0152 lb/in³	ASTM D4894-98a
Particle Size	25 µm	25 µm	average; ASTM D4894-98a
Deformation	4.5 %	4.5 %	2175 psi - permanent, 23°C, Sintering Molding; ASTM D621
	9.0 %	9.0 %	2175 psi - 24 hrs, 23°C, Sintering Molding; ASTM D621
	10 %	10 %	2175 psi - 100 hrs, 23°C, Sintering Molding; ASTM D621

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	33.1 MPa	4800 psi	Sintered Molding; ASTM D4894-98a
Elongation at Break	450 %	450 %	Sintered Molding; ASTM D4894-98a
Tensile Modulus	0.6498 GPa	94.25 ksi	Sintered Molding; ASTM D638

Electrical Properties	Metric	English	Comments
Dielectric Strength	146 kV/mm	3710 kV/in	ASTM D149-95a

Thermal Properties	Metric	English	Comments
Melting Point	317 - 337 °C	603 - 639 °F	second; ASTM D4894-98a
	332 - 352 °C	630 - 666 °F	initial; ASTM D4894-98a
Maximum Service Temperature, Air	260 °C	500 °F
Minimum Service Temperature, Air	-200 °C	-330 °F
Flammability, UL94	V-0	V-0
Shrinkage	5.8 % @Temperature 23.0 °C	5.8 % @Temperature 73.4 °F	Sintering Moldings; ASTM D4894-98a

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PDYNE036 / 34844

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