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RC vs ProTaper Ultimate

Perfect Dental (Shenzhen Perfect Medical Instruments) · Dentsply Sirona

TR

RC™

Perfect Dental (Shenzhen Perfect Medical Instruments)

Reciprocating NiTi — Original

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ProTaper Ultimate™

Dentsply Sirona

The Ultimate Evolution

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Clinical Tip

Compare specifications above to choose the best system for your clinical case.

Specifications

Specifications comparison: RC vs ProTaper Ultimate
RCProTaper Ultimate
ManufacturerPerfect Dental (Shenzhen Perfect Medical Instruments)Dentsply Sirona
AlloyNiTi (conventional)M-Wire / Gold / Blue Heat-Treated NiTi
Heat TreatmentConventionalGold Heat-Treated
MotionReciprocatingContinuous Rotation
Files38
TaperVariableVariable
Cross-sectionNot specified in IFU textParallelogram (variable acute angles, off-centered)
Speed400 RPM
Torque2 Ncm4 Ncm
Use TypeSingle-useSingle-use

Best For

RC

value-tier reciprocating sequencegeneral shaping in mild–moderate curvaturepractices wanting an entry-level RC system

ProTaper Ultimate

5th generation ProTaper evolutionK-file free workflowcomplex anatomy with manual fallback for severe curves

Key Features

RC

Three-instrument reciprocating set (R25 25/.08, R40 40/.06, R50 50/.05) operated at 250–360 rpm with 2.0–3.0 N·cm torque (per IFU spec table)

ProTaper Ultimate

Slider-Shaper-Finishers concept with dual heat treatments: Gold for standard sequence, Blue for auxiliary finishers in large canals