Primed and Unprimed Door Skins
The construction of Primed and Unprimed Door Skins are made under the following Quality Standards.
Primed and Unprimed HDF Door Skins (Wood Grain or Smooth) |
Defects |
Type |
Wood Grained |
Smooth |
Missing Corner |
≤ 3 x 3.0 mm |
≤ 3 x 3.0 mm |
Wane |
Not Allowed |
Not Allowed |
Roughness of Surface |
Not Allowed |
Not Allowed |
Symmetry of Mould |
Right / Left
Tolerance ≤ 3.0 mm |
Right / Left
Tolerance ≤ 3.0 mm |
Surface Evenness |
Even |
Even |
Twisting |
Not Allowed |
Not Allowed |
Spring |
Not Allowed |
Not Allowed |
Cracks on Surface |
Not Allowed |
Not Allowed |
Cracks on Moulding |
Not Allowed |
Not Allowed |
Contamination on HDF |
Not Allowed |
Not Allowed |
Primer |
Exposed Undercoat |
Not Allowed |
Not Allowed |
Color Unevenness after Priming |
Not Allowed |
Not Allowed |
Contamination |
Not Allowed |
Not Allowed |
Type of Primer |
Hot or Cold |
Hot or Cold |
Dimensional Tolerances |
Length: - 0, + 1.0 mm |
Width: - 0, + 1.0 mm |
Thickness: ± 0.3 mm |
Difference between Diagonals: ≤ 2.0 mm |
Moisture Content: ≤ 10% |
Veneered Door Skins
The construction of Veneered Door Skins are made under the following Quality Standards. Our current selection of veneers include: Ash, Beech, Birch, Chinese Mahogany, Chinese Walnut, Clear Pine, Hemlock, Knotty Pine, Mongolian Scotch Pine, Red Oak, Sapele and White Oak.
Wood Veneered HDF Door Skins |
Normal Defects |
Grade A
For 0.2 mm & 0.4 mm veneer |
Grade B
For 0.2 mm & 0.4 mm veneer |
Live Knot |
Diameter ≤ 10.0 mm |
Diameter ≤ 25.0 mm |
Dead Knot |
Not allowed |
≤ 4.0 mm, ≤ 3 per Door Skin |
Inbark |
Not allowed |
≤ 100 x 3.0 mm, ≤ 2 per Door Skin |
Mineral Streaks |
Not allowed |
≤ 150 x 2.0 mm, ≤ 2 per Door Skin |
Discolouration |
Not allowed |
Slight |
Blister |
Not allowed |
Not allowed |
Splitting of Veneer Joint |
Not allowed, repaired with
wood-strands |
Not allowed, repaired with
wood-strands |
Broken Veneer |
Not allowed |
Not allowed |
Cracks on Moulding |
Not allowed |
Not allowed |
Delamination |
Not allowed |
Not allowed |
Sand Through |
Not allowed |
Not allowed |
Sand Mark |
Not allowed |
Slight, along grain |
Glue Seep |
Not allowed |
Not allowed |
Veneer Overlap |
Not allowed |
Not allowed |
Surface Evenness |
Even |
Even |
Veneer and Mould Crisscrossing |
Not allowed |
≤ 1.0 mm wide |
Symmetry of Mould |
Right / Left
Tolerance ≤ 3.0 mm |
Right / Left
Tolerance ≤ 3.0 mm |
Twisting |
Not Allowed |
Not Allowed |
Spring |
Not Allowed |
Not Allowed |
Missing Corner |
≤ 3 x 3.0 mm |
≤ 3 x 3.0 mm |
Other Defects |
Grade A |
Grade B |
0.4 mm veneer |
0.2 mm veneer |
0.4 mm veneer |
0.2 mm veneer |
Contamination |
Not allowed |
Not allowed |
Not allowed |
≤ 10 x 0.5 mm
2 per Door Skin |
Cracks on Surface |
Not allowed |
≤ 20 x 0.2 mm discontinuous |
Not allowed |
≤ 20 x 0.2 mm discontinuous |
Wane |
Not allowed |
Not allowed |
Not allowed |
≤ 2.0 mm wide |
Dimensional Tolerances |
Length: - 0, + 1.0 mm |
Width: - 0, + 1.0 mm |
Thickness: ± 0.3 mm |
Difference between Diagonals: ≤ 2.0 mm |
Moisture Content: ≤ 10% |
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