440 01 Louny
+420 415 627 588
A MANO NASTRINO I.CLASS
Reeds plates are made of dural aluminium, hardness 160 HB, cut with the spark erosion technology, the surface Ra 0,8 micron. Reeds are rivet by hand, the play between the reed (tongue) and the reed channel is 0,02 - 0,03 mm, tuning with accuracy 5 cents.
Tongues are made separately from slim strip of voice steel 8mm wide and tensile strength 2000 N/mm2. Dimension of the Tongues are made according to old master accordions.