Clinical Tip
E-Flex Gold is positioned as a budget gold-treated CM-wire system with an integrated orifice opener (17/.08) and glider (19/.02) and a flat 350 RPM / 2.5 Ncm across its .04 shaping files — documented by the manufacturer's series brochure, with no standalone IFU publicly available. Choose ProTaper Gold for versioned IFUs, progressive tapers and independent evidence; consider E-Flex Gold where cost drives the choice and you verify settings against current literature.
Specifications
| — | E-Flex Gold | ProTaper Gold |
|---|---|---|
| Manufacturer | Eighteeth | Dentsply Sirona |
| Alloy | Control Memory NiTi (gold heat-treated) | Gold Heat-Treated NiTi |
| Heat Treatment | Gold Heat-Treated | Gold Heat-Treated |
| Motion | Continuous Rotation | Continuous Rotation |
| Files | 9 | 8 |
| Taper | Variable | Variable |
| Cross-section | Not specified | Convex triangular, Concave triangular |
| Speed | 300–350 RPM | 300 RPM |
| Torque | 2.5–3 Ncm | 1.5–5 Ncm |
| Use Type | Single-use | Reusable (limited) |
Best For
E-Flex Gold
ProTaper Gold
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
ProTaper Gold
Variable taper design with progressive engagement
Related Clinical Links
Manufacturer pages
Motion categories