Dental Low Speed Handpiece 1:1 Contra-Angled Dental-Lab Grade Complete Set

Component Specifications

Contra-Angle Handpieces (x2):

• Laboratory-optimized 4:1 gear ratio delivers 10,000-30,000 RPM with 1.5Nm torque for precise acrylic/denture work

• Heavy-duty brass gearbox withstands 8-hour continuous use (tested per DIN 13485 standards)

• External water swivel adapter rotates 360° without tubing tangles during model trimming

Straight Handpieces (x2):

• Extended 45mm nose cone provides clearance for large lab burs (up to 3.2mm shank)

• Reinforced collet mechanism maintains <0.01mm bur runout even with abrasive diamond burs

• Heat-resistant grip remains cool (<40°C) during prolonged metal polishing sessions

Motors (x2):

• Industrial 60W motor with 0-50,000 RPM digital control (±1% speed accuracy)

• Dual cooling vents with dust filters (IP54 rating) for workshop environments

• Foot control memory stores 5 preset RPMs for different materials (acrylic/ceramic/metal)

Clinical Applications:

✓ Denture Processing: Contra-angle's high torque efficiently removes acrylic flash from flasked dentures without fracture

✓ Crown Finishing: Straight handpiece's stable rotation creates 0.5μm surface finish on zirconia frameworks

✓ Orthodontic Appliance Fabrication: Motor's programmable modes adapt to wire bending (5,000 RPM) and acrylic trimming (30,000 RPM).

Specification: