Alexander Herrmann grand piano – SAP 7728
This piano is not for sale. It is a representation of our work carried out for one of our customers.
The instrument was restored completely including its cabinet, acoustic, action, and keyboard components.
All details regarding the piano and range of restoration can be found below.
TECHNICAL SPECIFICATION:
- Type:grand piano
- Brand:Alexander Herrmann
- Model:drawing room grand piano
- Serial number:11143
- Date of manufacture:1924-1925
- Length:170 cm
- Number of keys:88
- Number of pedals:2
CABINET
RESTORATION RANGE OF THE CABINET HAS BEEN DESCRIBED BELOW:
- Disassembling of the instrument
- Basic carpentry work prior to actual case finishing
- Case varnishing in high gloss transparent polyester
- New fretted music stand
- New music desk rail
- New key bed moldings
- Old hardware polishing
- Straight side rim re-veneering
- Applying plywood on top edge of the rim
- Re-veneering of the entire piano
- Mahogany veneer – used to re-veneering
- Inside rim varnishing in transparent mat
- New green fallboard felt
- New green music desk felt
ACOUSTIC PART
RESTORATION RANGE OF THE ACOUSTIC PART HAS BEEN DESCRIBED BELOW:
- Soundboard bleaching
- Soundboard restoration and varnishing in mat
- New bridge caps – 4 sections
- New bass strings of SAP Renovation
- New steel strings – Röslau
- New multilayered pin block
- New nickel tuning pins
- Iron frame sanding
- Iron frame restoration and varnishing
- Iron frame finishing in gloss
- Hitch pins restoration
- New frame felts and string bearings – green
ACTION PART
RESTORATION RANGE OF THE ACTION HAS BEEN DESCRIBED BELOW:
- Complete action restoration and regulation (replacing all worn out felts, leathers, cashmeres, and restoration of wooden and metal elements)
- New hammer heads with Bio Felt of Abel
- New hammer shanks of Abel
- Restoration of old wippens
- Backcheck restoration
- Damper restoration and re-felting with felt of Jahn
- Damper regulation
- Damper action restoration
- Trapwork restoration
- Keyboard restoration
- Keyboard pins restoration (polishing)
- Restoration of white key covers
- Sharps restoration
