6.1 Comparison to Competition
| Item |
AVM |
Others |
| ROD |
- Uses proprietary Hard Chrome plating with Passivation option for superior corrosion protection
|
- Use standard Hard Chrome or Black Nitriding on stock steel
|
| TUBE |
- E-Coat paint gives up to 480 hr. salt spray
- Heavier wall thickness for better dent resistance and low stress
|
|
| PISTON PACK |
- Self-cleaning orifice reduces clogging & prevents lockup
- Short Orifice Not temperature or viscosity sensitive. Consistent dampening through the oil and the gas.
- Orbitally riveted & 100% tested
|
- No self-cleaning orifice feature
- Long flow path Viscosity sensitive
- Labyrinth designs, only damp through oil
- Some designs show poor riveting; edge fractures
- Some use threaded nut design with potential to separate
|
| SEAL/BUSHING PACKAGE |
- Teflon washer acts as wiper
- Lubricated tapered bronze bushing prevents cocking and lockup
- Multi-lobe Dynamic Seal
- Excellent at high pressure
- Accepts misalignment
- Tolerates some contaminates
- Stands up to vibration
- Withstands side-loading
|
- Most have no wipers
- Front bushings are not lubricated, taper not evident, different materials used
- Lip Seal used by all others
- Not good at high pressures
- Does not like misalignment
- Does not like contaminates
- Not good for vibration
|
| GAS SPRING ASSEMBLY |
- Patented assembly process
- All Metal Construction
- Excellent at low temperatures
- Withstands AVM 410F paint oven
- Low parts count (less error)
- Prevents cocking & sticking
|
- Much plastic and zinc
- Temperature limited
- High expansion
- More pieces in some brands
- Risky at full extension
|
