Black Walnut Wood Flooring

This medium density wood is tough and hard. It has moderate flexural and compressive strength. Low stiffness. It has good steam bending properties.

Description

Product Design and Specifications
Style Engineered floor Thickness  10-20mm
Latin Name Juglans nigra Veneer/Lamella 0.6-6mm
Air-Dry Density 0.85 g/m3 Width 70-189mm
Janka Hardness 1010 P-F Length 420-1900mm

We have strict grading standards, and sometimes we adjust the standards according to customer requirements. We use epoxy to repair knots and cracks.

Grade

A B C D

E

Sound Knots

<5mm(pink)

Brown Filled Dead knots

X <15mm(repaired) <25mm(dia) <45mm(dia)

Knot Count

X <15mm(repaired) co(repaired) co(repaired)

co

Sapwood

X <4/board(1900mm) co co

co(repaired)

Dark/Black Streaks

X <10% (surface) <20% (surface) <40% (surface)

co

Worm Holes X X X <=1mm(repaired)

<3/board(1900mm)

co
Checks/Splits X X X <3x250mm

<2 splits/board

<8x250mm

<4 splits/board

Rot/Decay X X X <5mm(width)

<15mm(length)

<2/board

<5mm(width)

<40mm(length)

<3/board

Dark Pockets X X X X X
Volume Of Dead Knots X X <4/board(1900mm) <6/board(1900mm) co(not gathered)
Black Filled Knots X X X black or brown filler repaired black or brown filler repaired
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