Ptfe - Materials - Technical
PTFE - Polytetrafluoroethylene
BSO Products made from this material
Balls, Cages on some Ceramic Bearings, Rod
A fluorocarbon based polymer with high chemical resistance, stability at low and high temperature, resistance to weathering, electrical and thermal insulation and extremely low coefficient of friction.
Properties of PTFE
|Linear Expansion||per oC||x 0.00015|
|Elongation at Break||%||400|
|Strain at Yield||%||70|
|Max Operating Temp.||oC||180|
|Volume Resistivity||log ohm.cm||18|
|Dissipation Factor||@ 1kHz||0.0001|
|Dielectric Constant||@ 1kHz||2.1|
|Heat Deflection Temp. @ 0.45 MPa||oC||121|
|Heat Deflection Temp. @ 1.80 MPa||oC||54|
|Greases and Oils||Good|
Note! Property values are typical and should be used only as a guide to selection of materials and not as purchase specifications.
You can purchase online at Bearing Shop Online Online Catalogue pages.
The Small Parts and Bearings has a much larger range of engineering supplies.
Hobby and Engineering Supplies lists a smaller range of products and only the most popular items in each range. They also list many additional hobby specific categories.
For the best range of miniature and small bearings please try the Miniature Bearings Australia website. Miniature Bearings Australia also list a large variety of miniature engineering products.
Extra information for Technical - Materials
Registered Australian Company: Small Parts & Bearings Pty Ltd (ABN 79 121 865 414) - Trading as Bearing Shop Online
Bearing Shop Online offers 25871 products in 532 categories including ball bearings, roller bearings, thrust bearings, ceramic and ceramic hybrid bearings, stainless steel bearings, miniature bearings, linear bearings, shafting, corrosion resistant - see the full listing in the Online Catalogue. We have excellent Freight Rates within Australia and worldwide. We offer a choice of delivery with a signature required, or cheaper options with no signature required. The no signature required options are at the customer’s risk once the goods leave our store.
Using the links throughout this site you will find extensive information including catalogues, technical data, and other product specific information. We sell our products worldwide through our online store and our overseas freight rates are competitive for fully traceable courier delivery.
Bearing Shop Online is part of MBA Group offering a select range from the MBA Group catalogue.
Bearing Shop Online products are not authorised for sale into the USA or Canada due to the reluctance of Australian insurers to provide product liability insurance into those two countries.
Information on this website is Copyright Bearing Shop Online 1997. All rights reserved.