Lombardy Poplar Back and Sides set for Double Bass No. 927, AA Grade

Natural air dried

Joint edge thickness of each half back is 60 mm

Pattern shown is 1150 mm long and 330 mm wide at the lower bout

The set comes with ribs 5 mm thick cut from the same log

Common Name(s): Black Poplar, Lombardy Poplar, Mappa burl

Scientific Name: Populus nigra

Distribution: Europe, western Asia, Northern Africa; planted as an ornamental in North America

Tree Size: 65-100 ft (20-30 m) tall, 3-5 ft (1-1.5 m) trunk diameter

Average Dried Weight: 24 lbs/ft3 (385 kg/m3)

Specific Gravity (Basic, 12% MC): .31, .39

Janka Hardness: 460 lbf (2,020 N)

Modulus of Rupture: 9,230 lbf/in2 (63.7 MPa)

Elastic Modulus: 1,045,000 lbf/in2 (7.21 GPa)

Crushing Strength: 5,220 lbf/in2 (36.0 MPa)

Shrinkage: Radial: 4.0%, Tangential: 9.3%, Volumetric: 12.3%, T/R Ratio: 2.3

Harvested in Carpathian Mountains