PTFE Teflon natural Rods, Sheets

Material Name: PTFE unfilled

Color: white

Molding Method: extrusion / compression

Stock Shapes: rod / sheet / tube

Cut to Size: available

Free Sample: available

Payment: T/T, VISA, MasterCard, Western union, PayPal

PTFE Unfilled

PTFE (Polytetrafluorethylene) can be used in various industries and thus makes it becomes one of the most widely used engineering plastics. The material shows great chemical resistance, excellent self-lubricating performance, and low dielectric constant. It is often used in sliding applications, seal industry, and chemical industry.

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PTFE Features

great slide and wear properties
excellent chemical resistance
high continuous temperature
low dielectric constant
very good electrical insulation
good UV and weather resistance

PTFE Facts

Chemical designation

PTFE (Polytetrafluorethylene)

Colour

white

Density

2.15 g/cm³

Target Industries

oil&gas industry
aviation technology
chemical technology
mechanical engineering
automotive technology
cryogenic engineering

PTFE Service

Plastic Machining

PTFE Stock Shapes

Rods

Material	Diameter	Length	Color
PTFE rods	Ø4....300mm	1000mm	white

Sheets

Material	Thickness	Dimension	Color
PTFE sheets	2....100mm	1000*1000mm	white

PTFE Properties

Mechanical Properties

	Value	Parameter	Unit	Norm
Tensile strength	22	5 mm/min, 23°C	Mpa	DIN EN ISO 527
Compression strength	5	1%	Mpa	EN ISO 604
Elongation at break	220	/	%	DIN EN ISO 527
Shore hardness	55	Shore D	/	DIN EN ISO 868

Thermal Properties

	Value	Parameter	Unit	Norm
Working temperature	260	long term	℃	/
Glass transition temperature	20	/	℃	ISO 11357
Thermal conductivity	0.2	/	W/(k*m)	DIN 52612
Thermal expansion	13	20-100°C	10-5*1/K	DIN 52612

Electronic Proeprties

	Value	Parameter	Unit	Norm
Surface resistivity	10^16	23°C	Ω	DIN EN 62631-3-2
Volume resistivity	10^17	23°C	Ω*cm	DIN EN 62631-3-2
Dielectric constant	2.1	1 KHz, 23°C	/	DIN IEC 60250
Electric strength	80	23°C	kV*mm-1	ISO 60243-1

Other Properties

	Value	Parameter	Unit	Norm
Flammability (UL94)	V0	/	/	DIN IEC 60695-11-10
Water absorption	0.01	24 h , 23°C	%	DIN EN ISO 62

PTFE Machining

Typical PTFE Machined Components

PTFE Precision Machining Service

Keward has 3-axis, 4-axis, 5-axis CNC milling center, CNC lathe, digital roughness tester, projector, and other equipment. With this equipment and our abundant experience, the components we provide can meet your requirements.