Call Us
+8613735147015
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 |
