Covid-19 Update!! Current supply status.
Trading by online order and email.
Outbound Deliveries: Allow a few extra days for both Australian and overseas deliveries.
Pre-orders and Backorders: Allow a few extra days due to quarantine precautions.
Polyurethane - Materials - Technical
HES Products made from this material
Pressure Roller Bearings (Coating on OD), Rod, Timing Belts
Polyurethane offers the elastic properties of rubber and the toughness of metal. It can be supplied in a variety of hardnesses and has excellent abrasion and tear resistance. Polyurethane is resistant to oil, but has poor resistance to acids.
Properties of Polyurethane
|Linear Expansion||per oC||0.00013|
|Elongation at Break||%||120|
|Strain at Yield||%|| :|
|Max Operating Temp.||oC||70|
|Volume Resistivity||log ohm.cm||12|
|Dissipation Factor||@ 1kHz||0.003|
|Dielectric Constant||@ 1kHz||4|
|Heat Deflection Temp. @ 0.45 MPa||oC||20|
|Heat Deflection Temp. @ 1.80 MPa||oC||20|
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 Hobby and Engineering Supplies Urethane Online Catalogue pages.
For a huge range of bearings online please visit the Bearing Shop Online Website.
The Small Parts and Bearings has a much larger range of engineering supplies.
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: Hobby & Engineering Supplies Pty Ltd (ABN 54 125 001 541)
Hobby and Engineering Supplies offers 6254 products in 399 categories including low priced hobby bearings, screws, brass and aluminium rod and tubing, shim - 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.
Hobby and Engineering Supplies is part of MBA Group offering a select range from the MBA Group catalogue.
Hobby and Engineering Supplies 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 Hobby and Engineering Supplies 1997. All rights reserved.