Introduction
VOLLMER provides a solution for the repair of carbide-tipped circular saw blades through the brazing unit LG and side grinder CHHF. These machines ensure optimal cutting performance by replacing missing teeth economically.

Brazing Unit LG 21H
The LG 21H is designed for the brazing and debrazing of carbide teeth. It operates on the resistance principle, allowing for the removal of damaged teeth and insertion of replacement teeth with solder and flux. The machine features a recessed contact plate for precise insertion and allows for adjustable heating temperatures for different blade thicknesses. It is user-friendly, making it suitable for inexperienced staff.

Side Grinder CHHF 21H
The CHHF 21H is a machine for single-sided grinding, using wet grinding techniques. It is a table-top version that offers an economical and space-saving solution. The grinding unit is manually operated, and the saw blade is positioned by hand. This machine aligns newly inserted tips with existing teeth.

Technical Specifications
LG 21H:
- Circular saw blade diameter: 100 to 830 mm
- Bore diameter: 6 to 160 mm
- Carbide tooth width: 2 to 6 mm
- Hook angle: -10° to +35°
- Brazing voltage: 2.7 V
- Connected load: approx. 1.2 kW
- Weight: approx. 75 kg
- Dimensions: 110 x 40 x 100 cm

CHHF 21H:
- Circular saw blade diameter: 80 to 700 mm
- Bore diameter: 20 to 105 mm
- Tooth pitch: from 8 mm
- Hook angle: up to 30°
- Radial clearance angle: -7° to +3°
- Tangential clearance angle: up to 5°
- Connected load: approx. 0.52 kW
- Weight: approx. 85 kg
- Dimensions: 70 x 50 x 80 cm

Conclusion
VOLLMER's LG and CHHF machines provide efficient and precise solutions for the repair of carbide-tipped circular saw blades, ensuring high performance and longevity of the blades.