Product Model

Dental contra-angle: W112; dental straight handpiece: SH112; dental air motor: AM42

Air Motor Pressure Range

(0.15-0.0.3) MPa

Air Motor Speed (recommended operating pressure: 0.22 MPa at the handpiece inlet)

20,000r/min (±10%)

Air Motor Air Consumption

40NL/min ~ 55NL/min (0.2MPa)

Cooling Water Supply (0.2 MPa)

≥50mL/min (0.2MPa)

Cooling Air Supply (0.2 MPa)

≥1.5L/min (0.2MPa)

Air Motor Braking Torque

Greater than 1.5 N·cm

Dental Air Motor Handpiece Gear Ratio

1:1 (straight handpiece, contra-angle and air motor)

Contra-Angle / Straight Handpiece Retention Force

≥45N

Contra-Angle / Straight Handpiece Radial Runout

<0.08mm

Minimum Compatible Contra-Angle Bur Shank Length

9 mm, in accordance with ISO 1797

Minimum Compatible Straight Handpiece Bur Shank Length

15 mm, in accordance with ISO 1797

Straight Handpiece Coupling

ISO 396A (designation as stated in the source)

Maximum Permissible Bur Speed

40,000r/min