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Table 2 Archwires selected for the study

From: Torque expression capacity of 0.018 and 0.022 bracket slots by changing archwire material and cross section

Material

Cross section

Size

Type

Manufacturer

SS

Square

.016×.016

Straight

Ormco

STB SS

Square

.017×.017

Curved

Ormco

STB SS

Square

.018×.018

Curved

Ormco

SS

Rectangular

.016×.022

Straight

Ormco

SS

Rectangular

.017×.022

Straight

Ormco

SS

Rectangular

.017×.025

Straight

Ormco

SS

Rectangular

.018×.022

Straight

Ormco

SS

Rectangular

.018×.025

Straight

Ormco

SS

Rectangular

.019×.025

Straight

Ormco

SS

Rectangular

.021×.025

Straight

Ormco

Supertempered SS

Rectangular

.016×.022

Curved

GAC DENTSPLY

Supertempered SS

Rectangular

.018×.022

Curved

GAC DENTSPLY

STB TMA

Square

.0175×.0175

Curved

Ormco

Damon TMA

Rectangular

.019×.025

Curved

Ormco

Damon TMA

Rectangular

.021×.025

Curved

Ormco

STB CuNiTi

Square

.016×.016

Curved

Ormco

STB CuNiTi

Square

.017×.017

Curved

Ormco

STB CuNiTi

Square

.018×.018

Curved

Ormco

Smartclip Nitinol SuperElastic Dimpled

Rectangular

.017×.025

Curved

3M Unitek

Damon CuNiTi

Rectangular

.018×.025

Curved

Ormco

Nitinol SuperElastic

Rectangular

.019×.025

Curved

3M Unitek

Nitinol Heat-Activated

Rectangular

.019×.025

Curved

3M Unitek

Smartclip Nitinol Hybrid

Rectangular

.019×.025

Curved

3M Unitek

Nitinol Heat-Activated

Rectangular

.021×.025

Curved

3M Unitek