Fiber Reinforced Composite Bearings
High Load Self-Lubricating Bearings
GGB-MEGALIFE™ XT
Fiber Reinforced Composite PTFE Thrust Washer
CHARACTERISTICS
- Proprietary filled PTFE tape liner on both surfaces
- Excellent shock resistance
- High load capacity
- Excellent misalignment resistance
- Excellent contamination resistance
- Good surface speed capability
- Very good friction and wear properties
- Good chemical resistance
Bearing forms available in standard dimensions
Bearing forms made to order: cylindrical bushes with non-standard lengths and wall thickness, flanged bearings, hexagonal and square bores, liner on outer diameter, customized bearing designs
STRUCTURE AND COMPOSITION
Composite Thrust Washer
Proprietary filled PTFE tape liner on both
sides + continuously woven layer of filament
glass fiber encapsulated in a high temperature
epoxy resin
MICROSECTION
| OPERATING PERFORMANCE | |
| Dry | Very Good |
| Oil lubricated | Fair |
| Grease lubricated | Poor |
| Water lubricated | Very Good |
| Process fluid lubricated | Fair |
| FOR SUPERIOR PERFORMANCE | |
| Oil lubricated |
HPF |
| Grease lubricated |
DX |
| Process fluid lubricated |
HPF |
Nothing changes except the name of the GGB bearing material: to better fight against counterfeiting, GGB has changed MEGALIFE XT (also known as Megalife) into GGB-MEGALIFE™ XT.
BEARING PROPERTIES
| GENERAL | Unit | Value | |
| Maximum load, p |
Static Dynamic |
N/mm2 N/mm2 |
140 140 |
| Operating temperature |
Min Max |
°C °C |
– 195 175 |
| DRY | |||
| Maximum sliding speed, U | m/s |
0.5 |
|
| Maximum pU factor |
|
N/mm2 x m/s |
1.23 |
| Coefficient of friction |
0.02 – 0.12 * |
| RECOMMENDATIONS | |||
| Shaft surface roughness, Ra |
|
µm |
≤ 0.4 |
| Shaft surface hardness |
|
HB |
> 200 |
* Depending on operating conditions
BEARING PROPERTIES
| GENERAL | Unit | Value | |
| Maximum load, p |
Static Dynamic |
psi psi |
20 000 20 000 |
| Operating temperature |
Min Max |
°F °F |
– 320 350 |
| DRY | |||
| Maximum sliding speed, U | fpm |
100 |
|
| Maximum pU factor |
|
psi x fpm |
35 000 |
| Coefficient of friction |
0.02 – 0.12 * |
| RECOMMENDATIONS | |||
| Shaft surface roughness, Ra |
|
µin |
≤ 16 |
| Shaft surface hardness |
|
HB |
> 200 |
* Depending on operating conditions
TYPICAL INDUSTRY APPLICATIONS
Agriculture
Construction
For manufacturers of construction and other off-highway equipment, GGB fiber reinforced composite bearings are a greaseless, maintenance-free solution with an extended service life
Mining
Materials Handling
Custom Lengths Available
Thyssing can supply custom lengths upto 410mm long free of charge.
Metric and Imperial Sizes
Both Metric and Imperial sizes are available to achieve the design requirements.
Australian Stock
Thyssing keep a wide range of stock here in Australia to reduce lead time for customers.
Low Maintenance
Garmax Bushes are Self lubricating so you can save time and money on maintenance.
We're here to help!
Please do not hesitate to contact us with any design enquiries. Our experienced engineers are ready to help you with any enquiries and are willing to assist you with support to make sure you get the right product for your application.
Address
33 Nevin Drive, Thomastown VIC 3074
Office Hours
M-F: 9AM - 5PM
Phone
(03) 9464 2950
Contact Us
Fill out the below contact form and our team will be in touch with your to assist with your enquiry.