Clinical Tip
Compare specifications above to choose the best system for your clinical case.
Specifications
| — | E-Flex Gold | Vortex Blue |
|---|---|---|
| Manufacturer | Eighteeth | Dentsply Sirona |
| Alloy | Control Memory NiTi (gold heat-treated) | Blue Heat-Treated NiTi |
| Heat Treatment | Gold Heat-Treated | Blue Heat-Treated |
| Motion | Continuous Rotation | Continuous Rotation |
| Files | 9 | 16 |
| Taper | Variable | 4%, 6% |
| Cross-section | Not specified | Convex triangular |
| Speed | 300–350 RPM | 500 RPM |
| Torque | 2.5–3 Ncm | 75–368 Ncm |
| Use Type | Single-use | Single-use |
Best For
E-Flex Gold
cost-effective gold heat-treated rotary systemintegrated workflow (orifice opener + glider + shaping in one family)single uniform speed/torque setting (350 RPM / 2 Ncm)
Vortex Blue
crown-down versatility with dual taper optionswide size range from 15-50balanced fatigue resistance and torque strength
Key Features
E-Flex Gold
Gold heat-treated CM wire with integrated orifice opener (17/.08) and glider (19/.02) — variable pitch design with non-cutting safety tip
Vortex Blue
Blue heat treatment provides min 65% better cyclic fatigue resistance vs M-Wire NiTi and at least 42% higher peak torque strength (manufacturer data)