Clinical Tip
NIC positions U-Series as its alternative for ProTaper users — matching SX–F5 sizing with per-wire settings (U+ 300 RPM graduated torque, U-Blue 400 RPM), documented by the manufacturer's IFU, catalog, and direct confirmations only. Choose ProTaper Gold for the extensively studied original with published variable-taper design, current versioned IFUs, and independent performance data.
Specifications
| — | NIC U-Series | ProTaper Gold |
|---|---|---|
| Manufacturer | NIC Dental (Shenzhen Superline Technology) | Dentsply Sirona |
| Alloy | MaxTech NiTi (Untreated / Gold / Blue Tiers) | Gold Heat-Treated NiTi |
| Heat Treatment | Blue Heat-Treated | Gold Heat-Treated |
| Motion | Continuous Rotation | Continuous Rotation |
| Files | 24 | 8 |
| Taper | Variable | Variable |
| Cross-section | Convex triangular | Convex triangular, Concave triangular |
| Speed | 250–400 RPM | 300 RPM |
| Torque | 1–5 Ncm | 1.5–5 Ncm |
| Use Type | Single-use | Reusable (limited) |
Best For
NIC U-Series
familiar SX–F5 graduated shaping sequenceIFU-defined technique with built-in apical gauginguntreated, gold, or blue wire tiers chosen per case
ProTaper Gold
versatile multi-file sequencecomplex anatomygraduated shaping
Key Features
NIC U-Series
Eight-size SX–F5 convex-triangle crown-down sequence in three MaxTech wire tiers with per-wire motor settings — U+ (gold) at 300 RPM with graduated 5.0/1.5/3.0 Ncm torque, U-Blue at 400 RPM, untreated U at 250-300 RPM
ProTaper Gold
Variable taper design with progressive engagement
Related Clinical Links
Manufacturer pages
Motion categories