The SERDI HVR 90 is a high precision horizontal valve refacer
for valve stems from 0.16"/4mm to 0.55"/14mm. Variable
speed valve rotation.
Horizontal valve rotation through fire face.
rotation speed according to valve head diameter from 0 to 750
- Ø valve stem: 4 - 14 mm
- Ø valve head: up to 90 mm
- Valve seat angles: 12º - 47º
wheel (width 15 mm) balanced and driven by a motorspindle.
grinding wheel dresser.
end grinding attachment.
and fast installation and adjustments.