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Teflon™, PTFE 7B

Material Information

Specifications

Physical PropertiesMetricEnglishComments
Specific Gravity2.16 g/cc2.16 g/ccASTM D4894
Bulk Density0.330 g/cc0.0119 lb/in³ASTM D4894
Water Absorption<= 0.010 %<= 0.010 %24 hours; ASTM D570
Particle Size24 µm24 µmASTM D4894
Linear Mold Shrinkage0.044 cm/cm0.044 in/inat preform pressure of 35 Mpa; ASTM D4894
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell R58 58ASTM D785
Hardness, Shore A9898ASTM D2240
Hardness, Shore D50-6550-65ASTM D2240
Tensile Strength, Ultimate36.5 MPa5290 psiASTM D4894
Elongation at Break400%400%ASTM D4894
Flexural Modulus0.496 GPa71.9 ksiASTM D790
Poissons Ratio0.460.46Approaches a limit of 0.50 at higher temperature
Izod Impact, Notched1.89 J/cm3.54 ft-lb/inASTM D256
Coefficient of Friction0.050 - 0.100.050 - 0.10ASTM D 1894
Coefficient of Friction, Dynamic0.10.1V = 10 fpm; P= 800 - 1000 psi
Coefficient of Friction, Dynamic0.130.13V = 100 fpm; P= 80 - 100 psi
Coefficient of Friction, Static0.050 - 0.0800.050 - 0.080500 psi
K (wear) Factor5040 x 10-8 mm³/N-M2500 x 10-10 in³-min/ft-lb-hrUnlubricated - vs - Soft Carbon Steel
Limiting Pressure Velocity0.0420 MPa-m/sec @ Temp 21 -27°C1200 psi-ft/min @ Temp 69.8 - 80.6°FAt 10 fpm
Limiting Pressure Velocity0.0631 MPa-m/sec @ Temp 21 -27°C1800 psi-ft/min @ Temp 69.8 - 80.6°FAt 100 fpm
Limiting Pressure Velocity0.0876 MPa-m/sec @ Temp 21 -27°C2500 psi-ft/min @ Temp 69.8 - 80.6°FAt 1000 fpm
Taber Abrasion, mg/1000 Cycles8.98.91000 cycles; CS-17F wheel
Electrical PropertiesMetricEnglishComments
Volume Resistivity>= 1.00e+18 ohm-cm>= 1.00e+18 ohm-cmASTM D257
Surface Resistivity per Square>= 1.00e+18 ohm>= 1.00e+18 ohmASTM D257
Dielectric Constant2.1 @ Frequency 1e+6 Hz2.1 @ Frequency 1e+6 HzASTM D150
Dielectric Strength18.0 kV/mm457 kV/in100 micrometers film; ASTM D149
Dissapation Factor<= 0.00010@ Frequency 1e+6 Hz<= 0.00010@ Frequency 1e+6 HzASTM D150
Arc Resistance>= 300 sec>= 300 secASTM D495
Specific Heat Capacity1.40 J/g-°C @ Temp 20°C0.287 BTU/lb-°F @ Temp 68°F
Thermal PropertiesMetricEnglishComments
CTE, Linear112 µm/m-°C @ Temp -100 - 25.0°C62.2 µin/in-°F @ Temp -148 - 77°F
CTE, Linear124 µm/m-°C @ Temp 25 - 100°C68.9 µin/in-°F @ Temp 77 - 212°F
CTE, Linear220 µm/m-°C @ Temp 25 - 300°C122 µin/in-°F @ Temp 77 - 572°F
CTE, Linear790 µm/m-°C @ Temp 20 - 25°C439 µin/in-°F @ Temp 68 - 77°FLarge volume change in the 18-25°C transition range
Specific Heat Capacity1.20 J/g-°C @ Temp 40°C0.287 BTU/lb-°F @ Temp 104°F
Specific Heat Capacity1.30 J/g-°C @ Temp 150°C0.287 BTU/lb-°F @ Temp 302°F
Specific Heat Capacity1.40 J/g-°C @ Temp 20°C0.287 BTU/lb-°F @ Temp 68°F
Specific Heat Capacity1.50 J/g-°C @ Temp 260°C0.287 BTU/lb-°F @ Temp 500°F
Thermal Conductivity0.250 W/m-K1.74 BTU-in/hr-ft²-°F
Thermal Conductivity0.300 W/m-K @ Temp 20 - 260°C2.08 BTU-in/hr-ft²-°F @ Temp 68 - 500°F
Melting Point317 - 337 °C603 - 639 °FASTM D4894
Maximum Service Temperature, Air260 °C500 °FRetains useful mechanical properties
Minimum Service Temperature, Air-268 °C-450 °F Retains useful mechanical properties
Minimum Service Temperature, Air-79.0 °C-110 °F Remains highly flexible
Flammability, UL94V-0V-0
Oxygen Index>= 95 %>= 95 %ASTM D2863
Processing PropertiesMetricEnglishComments
Processing Temperature379 - 429 °C714 - 804 °FCure Temperature
Descriptive PropertiesMetricEnglishComments
20% Hydrochloric Acid Transmission, g/100sq in.<0.01
50% Sodium Hydroxide Transmission, g/100sq in.<.01
Acetic Acid Transmission, g/100sq in.0.41
Acetone Transmission, g/100sq in.0.95
Acetophenone Transmission, g/100sq in.0.5
Benzene Transmission, g/100sq in.0.64
Carbon Tetrachloride Transmission, g/100sq in.0.31
Chemical/Solvent ResistanceExcellent
Detergent Resististance on grit-blasted aluminum, Hrs624
Detergent Resistance on aluminum, Hours264
Detergent Resistance on grit-blasted steel, Hrs24
Ethyl Acetate Transmission, g/100sq in.0.76
Folding Endurance, # cycles, .18-.20 mm>10^6
Heat of Combustion J/g5100ASTM D240
Hexane Transmission, g/100sq in.0.56
Piperidine Transmission, g/100sq in.0.04
Red Fuming Nitric Acid Transmission, g/100sq in.7.5 - 1.4
Salt Spray Resistance on aluminum, Hours>744
Salt Spray Resistance on steel, Hours192
Sulfuric Acid Transmission, g/100sq in.0.00001
Water Transmission, g/100sq in.0.4
Weather Resistance20Years unaffected in Florida Exposure

NOTE: The information in this data sheet is for design guidance only. Forming methods and specific geometry could affect properties.

Overview

Teflon™ fluoropolymers maintain high strength, toughness, self-lubrication, flexibility at temperature extremes, and low coefficients of friction. With these superior chemical and thermal properties, Teflon™ exhibits better performance and versatility. Many applications benefit from their highly valued physical and chemical characteristics which include low flammability, chemical inertness, high-stress crack resistance, excellent dielectric properties, durability and resistance to wear, low coefficient of friction, low reflective index, superior UV resistance and low surface energy. Material data provided by Chemours Company.

Applications & Usage

  • Wafer Transfer Arms
  • Insulators
  • Plugs
  • Feed Thru Caps
  • Fabric and Carpet Protection
  • Cookware, bakeware, textiles and paint
  • Airplane Electronic Components
  • Robotic Arms
  • Plenum Cables
  • Photovoltaic Solar Cells
  • Consumer electronics such as computer cables, smart devices and wearables

Industries Using This Material

Semiconductor

One of the original second source providers, Glemco has been manufacturing products in the US in support of the semiconductor industry for over 40 years. Our extensive history means that we can support the oldest legacy equipment or the newest cutting-edge implant technology, with available upgrades and enhancements to drive efficiency, reliability and performance improvements.

Semiconductor

One of the original second source providers, Glemco has been manufacturing products in the US in support of the semiconductor industry for over 40 years. Our extensive history means that we can support the oldest legacy equipment or the newest cutting-edge implant technology, with available upgrades and enhancements to drive efficiency, reliability and performance improvements.
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Medical

Our 5-axis high speed milling and multi-axis turning capabilities produce more accurate parts; multi-dimensional parts can be machined quickly without losing positional accuracy. With over 40 years of CNC experience in difficult to work materials and tight tolerances, Glemco is a shop you can rely on to provide the quality and precision you need.

Medical

Our 5-axis high speed milling and multi-axis turning capabilities produce more accurate parts; multi-dimensional parts can be machined quickly without losing positional accuracy. With over 40 years of CNC experience in difficult to work materials and tight tolerances, Glemco is a shop you can rely on to provide the quality and precision you need.

Energy

CNC machining technology has always been crucial in creating the complex devices that drive our energy industry. Advanced machining techniques are used to achieve the level of quality and efficiency needed to support today’s complex and varied methods of power generation.

Energy

CNC machining technology has always been crucial in creating the complex devices that drive our energy industry. Advanced machining techniques are used to achieve the level of quality and efficiency needed to support today’s complex and varied methods of power generation.

Food

The food industry needs the highest quality components and equipment, parts that are highly accurate and meet tight tolerances and made from the high-quality materials needed to prevent breakage or corrosion. We can support emergency repair, produce a legacy part from your sample, and stock high wear parts no longer supported by the OEM.

Food

The food industry needs the highest quality components and equipment, parts that are highly accurate and meet tight tolerances and made from the high-quality materials needed to prevent breakage or corrosion. We can support emergency repair, produce a legacy part from your sample, and stock high wear parts no longer supported by the OEM.

Telcom

Precisely crafted components are necessary to support this rapidly changing industry. Poor quality here can contribute to lost time around the globe. Our multi axis machining capabilities allow us to create highly accurate complex parts from a variety of high strength materials.

Telcom

Precisely crafted components are necessary to support this rapidly changing industry. Poor quality here can contribute to lost time around the globe. Our multi axis machining capabilities allow us to create highly accurate complex parts from a variety of high strength materials.

Aerospace

Our well-equipped shop excels in the types of high precision components with complex geometries that the Aerospace industry needs, ensuring product that meets specification and is on time and within budget.

Aerospace

Our well-equipped shop excels in the types of high precision components with complex geometries that the Aerospace industry needs, ensuring product that meets specification and is on time and within budget.
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Measurement & Inspection Equipment

Milling Machinery

Positional and dynamic 5 axis machining centers, up to x= 60” y= 26” z= 24”
High speed drilling and tapping centers, up to x=24” y=15.75” z=24”
Vertical machining centers, up to x=24” y=12” z=12”

Turning Tools

2 axis, max diameter 9”, max thru spindle diameter 2”, Max length 22”
4 axis with live tooling, max diameter 14”, max thru spindle diameter 3”, Max length 24”
5 axis with live tooling, max diameter 9”, max thru spindle diameter 2.6”, Max length 4.7”

Wire EDMs

Max part size x=41” y= 32.25” z= 11.75”
Max cutting capacity x=23.5” y= 15.5” z= 12”

CNC Sheet Metal Forming Machinery

Precision 36 ton, 6 axis control press brake, 48” length, 4” stroke, 10” throat depth

Versatility & Support Tools

Mills and lathes
Surface grinders
Hydraulic presses
Sheet metal shears
Horizontal and vertical band saws
Indexers/Rotary tables
Kilns
Blue M Ovens

National Women Business Owners Corporation Certified

Glemco has met all necessary criteria for NWBOC certification. Liana Merriman is the controlling business owner and is the final decision maker to employees, supervisors and managers. Her control spans all management of the business including sales, production and financial operations. Partners, vendors and suppliers can be confident that Glemco is indeed a woman owned company. View our NWBOC Certificate.

Proud To Be An ISO 9001: 2015 Certified Company

Glemco appreciates that the customer is our business. We embrace ISO as a management tool, and believe that only by embracing the concepts of Total Quality Management can we best service our customers. Glemco is committed to total customer satisfaction, achieved through innovative solutions to our customer’s needs. We strive to offer the highest quality product with continual improvement of manufacturing processes, service, and delivery. View our ISO 9001: 2015 Certificate.