Quality requirements for filmfaced plywood

Filmfaced plywood grades


The quality grade of filmfaced plywood is defined by type and quantity of visible defects.

The limitations described refer to the following Riga Wood filmfaced plywood products:

 
FORM PATTERNS COLORED
TEX TRANSPARENT
Riga Form (dark brown, black) Riga Heksa Plus Riga Form (light brown, silver grey etc.)
Riga Tex (dark brown, black) Riga Heksa Riga Mel
Riga Trans Riga Preprime
Riga Dot Riga Paint
Riga Foot
Riga Diamond
Riga Rhomb
Riga Smooth Mesh
Riga Superwire
Riga Frost
Riga Timber

Categories of defects


  • Permitted
  • Not permitted
  • Not applicable
DEFECT GRADE FORM PATTERNS COLORED
TEX TRANSPARENT
Damaged pattern, uneven pattern
A
I
Strips: < 10 mm in width,
1 pc/width m;
Spots: < Ø 30 mm, 1 pc/m² or unlimited, if < Ø 10 mm

Strips: < 5 mm in width,
1 pc/width m;
Spots: < Ø 20 mm, 1 pc/m² or unlimited, if < Ø 10 mm
II
Diffuse strips on surface (variations in color tone or gloss)
A
If grade A on both faces, permitted minor on one face

Permitted minor on reverse face

If grade A on both faces, permitted minor on one face
I
Minor

Minor

Minor
II
Displacement of wire mesh or pattern
A
I
II
Edge sealing paint on laminated surface
A
≤ 5 mm paint overlap on the laminated surface. Paint film on the edges shall be even

≤ 5 mm paint overlap on the laminated surface. Paint film on the edges shall be even

≤ 5 mm paint overlap on the laminated surface. Paint film on the edges shall be even
I
≤ 5 mm paint overlap on the laminated surface. Paint film on the edges shall be even

≤ 5 mm paint overlap on the laminated surface. Paint film on the edges shall be even

≤ 5 mm paint overlap on the laminated surface. Paint film on the edges shall be even
II
Film folds
A
I
< 10% of surface area
II
Film overlaps as dark strips
A
If grade A on both faces, permitted on one face firmly glued < 10 mm in width

On pattern face. Permitted on reverse face firmly glued < 10 mm in width

If grade A on both faces, permitted on one face firmly glued < 10 mm in width
I
Without limitations firmly glued < 20 mm in width

On pattern face. Permitted on reverse face firmly glued < 20 mm in width

If grade I on both faces, permitted on one face firmly glued < 20 mm in width
II
Glued laminate residues on the surface
A
If grade A on both faces, permitted on one face: < 3 pcs, if residues are (< 1 cm²) in the same color as surface

Permitted on reverse face: < 3 pcs, if residues are (< 1 cm²) in the same color as surface

If grade A on both faces, permitted on one face: < 3 pcs, if residues are (< 1 cm²) in the same color as surface
I
< 10 cm²/m² if residues are in the same color as surface

< 10 cm²/m² if residues are in the same color as surface

< 10 cm²/m² if residues are in the same color as surface
II
Imprints, if film is not damaged
A
If grade A on both faces, permitted on one face: < 1 cm²/m², if the width of an imprint < 3 mm and the sum of the length < 30 mm/m²

Permitted on reverse face: < 1 cm²/m² if the width of an imprint < 3 mm and the sum of the length < 30 mm/m²

If grade A on both faces, permitted on one face: < 1 cm²/m², if the width of an imprint < 3 mm and the sum of the length < 30 mm/m²
I
< 2.5 cm²/m², if the width of an imprint < 5 mm and the sum of the length < 50 mm/m²

< 2.5 cm²/m², if the width of an imprint < 5 mm and the sum of the length < 50 mm/m²

< 2.5 cm²/m², if the width of an imprint < 5 mm and the sum of the length < 50 mm/m²
II
Lack of film or film delamination after laminating
A
I
II
On a 1/3 of the sheet on one face

On a 1/3 of the sheet on one face

On a 1/3 of the sheet on one face
Lack of veneer on edges
A
I
Permitted in one layer of veneer with a depth < 3 mm.
Edges shall be firm if standard size

Permitted in one layer of veneer with a depth < 3 mm.
Edges shall be firm if standard size

Permitted in one layer of veneer with a depth < 3 mm.
Edges shall be firm if standard size
II
Edges shall be firm

Edges shall be firm

Saplākšņa malām jābūt stingrām
Matt surface
A
I
> 50% of surface area
II
Mechanical defects
A
I
II
Minor rough spots
A
If grade A on both faces, permitted on one face: < 25 cm² over the surface, with separate spots < 5 cm²

Permitted on reverse face: < 25 cm² over the surface, with separate spots < 5 cm²

If grade A on both faces, permitted on one face: < 25 cm² over the surface, with separate spots < 5 cm²
I
< 125 cm² over the surface

<125cm² over the surface

<125cm² over the surface
II
Notches
A
I
II
One with a length < 10 cm

One with a length < 10 cm

One with a length < 10 cm
Other color dust pressed on the surface
A
If grade A on both faces, permitted on one face: < 5% of surface area

Permitted on reverse face: < 5% of surface area

If grade A on both sides, then permitted on one side: < 5% of surface area
I
< 10% of surface area

< 10% of surface area

< 10% of surface area
II
Plywood delamination
A
I
II
100 cm²/m²

100 cm²/m²

100 cm²/m²
Ridges, bumps
A
If grade A on both faces, permitted on one face.
Spots: < Ø 15 mm, 1 pc/m² or unlimited, if < Ø 5 mm

Permitted on reverse face. Spots: < Ø 10 mm, 1 pc/m² or unlimited, if < Ø 5 mm

If grade A on both faces, permitted on one face.
Spots: < Ø 10 mm, 1 pc/m² or unlimited, if < Ø 5 mm
I
Strips: < 10 mm in width, < 300 mm in length and 1 pc/width m; < 5 mm in width, unlimited length, < 1 pc/width m.
Spots: < Ø 20 mm, 1 pc/m² or unlimited, if < Ø 10 mm

Strips: < 5 mm in width, < 300 mm in length and 1 pc/width m; < 3 mm in width, unlimited length, < 1 pc/width m.
Spots: < Ø 15 mm, 1 pc/m² or unlimited, if < Ø 5 mm

Strips: < 3 mm in width, < 200 mm in length and 1 pc/width m.
Spots: < Ø 15 mm, 1 pc/m² or unlimited, if < Ø 5 mm
II
Scorched laminate as strips and spots
A
If grade A on both faces, permitted on one face:
Strips: < 5 mm in width,
1 pc/width m;
Spots: < Ø 20 mm, 1 pc/m² or unlimited, if < Ø 10 mm

Permitted on reverse face:
Strips: < 5 mm in width,
1 pc/width m;
Spots: < Ø20mm, 1 pc/m² or unlimited, if < Ø10mm

If grade A on both faces, permitted on one face:
Strips: < 5 mm in width,
1 pc/width m;
Spots: < Ø 20 mm, 1 pc/m² or unlimited, if < Ø 10 mm
I
Strips: < 10 mm in width,
1 pc/width m;
Spots: < Ø 30 mm, 1 pc/m² or unlimited, if < Ø 10 mm

Strips: < 10 mm in width,
1 pc/width m;
Spots: < Ø 30 mm, 1 pc/m² or unlimited, if < Ø 10 mm

Strips: < 10 mm in width,
1 pc/width m;
Spots: < Ø 30 mm, 1 pc/m² or unlimited, if < Ø 10 mm
II
Scratches
A
If grade A on both faces, permitted minor scratches on one face (< 2 pcs), if the laminate is not scratched through

Permitted minor scratches on reverse face (< 2 pcs), if the laminate is not scratched through

If grade A on both faces, permitted minor scratches on one face (< 2 pcs), if the laminate is not scratched through
I
If the laminate is not scratched through

If the laminate is not scratched through

If the laminate is not scratched through
II
Total number of defects
  A There shall be no defects on one face.
Reverse face < 2 categories of defects
There shall be no defects on one face.
Reverse face < 2 categories of defects
There shall be no defects on one face.
Reverse face < 2 categories of defects
I One face < 2 categories of defects. Reverse face < 5 categories of defects One face < 2 categories of defects. Reverse face < 5 categories of defects One face < 2 categories of defects. Reverse face < 5 categories of defects
II Unlimited Unlimited Unlimited
GRADE FORM PATTERNS COLORED
TEX TRANSPARENT
DEFECT
Damaged pattern, uneven pattern
A
I
Strips: < 10 mm in width,
1 pc/width m;
Spots: < Ø 30 mm, 1 pc/m² or unlimited, if < Ø 10 mm

Strips: < 5 mm in width,
1 pc/width m;
Spots: < Ø 20 mm, 1 pc/m² or unlimited, if < Ø 10 mm
II
Diffuse strips on surface (variations in color tone or gloss)
A
If grade A on both faces, permitted minor on one face

Permitted minor on reverse face

If grade A on both faces, permitted minor on one face
I
Minor

Minor

Minor
II
Displacement of wire mesh or pattern
A
I
II
Edge sealing paint on laminated surface
A
≤ 5 mm paint overlap on the laminated surface. Paint film on the edges shall be even

≤ 5 mm paint overlap on the laminated surface. Paint film on the edges shall be even

≤ 5 mm paint overlap on the laminated surface. Paint film on the edges shall be even
I
≤ 5 mm paint overlap on the laminated surface. Paint film on the edges shall be even

≤ 5 mm paint overlap on the laminated surface. Paint film on the edges shall be even

≤ 5 mm paint overlap on the laminated surface. Paint film on the edges shall be even
II
Film folds
A
I
< 10% of surface area
II
Film overlaps as dark strips
A
If grade A on both faces, permitted on one face firmly glued < 10 mm in width

On pattern face. Permitted on reverse face firmly glued < 10 mm in width

If grade A on both faces, permitted on one face firmly glued < 10 mm in width
I
Without limitations firmly glued < 20 mm in width

On pattern face. Permitted on reverse face firmly glued < 20 mm in width

If grade I on both faces, permitted on one face firmly glued < 20 mm in width
II
Glued laminate residues on the surface
A
If grade A on both faces, permitted on one face: < 3 pcs, if residues are (< 1 cm²) in the same color as surface

Permitted on reverse face: < 3 pcs, if residues are (< 1 cm²) in the same color as surface

If grade A on both faces, permitted on one face: < 3 pcs, if residues are (< 1 cm²) in the same color as surface
I
< 10 cm²/m² if residues are in the same color as surface

< 10 cm²/m² if residues are in the same color as surface

< 10 cm²/m² if residues are in the same color as surface
II
Imprints, if film is not damaged
A
If grade A on both faces, permitted on one face: < 1 cm²/m², if the width of an imprint < 3 mm and the sum of the length < 30 mm/m²

Permitted on reverse face: < 1 cm²/m² if the width of an imprint < 3 mm and the sum of the length < 30 mm/m²

If grade A on both faces, permitted on one face: < 1 cm²/m², if the width of an imprint < 3 mm and the sum of the length < 30 mm/m²
I
< 2.5 cm²/m², if the width of an imprint < 5 mm and the sum of the length < 50 mm/m²

< 2.5 cm²/m², if the width of an imprint < 5 mm and the sum of the length < 50 mm/m²

< 2.5 cm²/m², if the width of an imprint < 5 mm and the sum of the length < 50 mm/m²
II
Lack of film or film delamination after laminating
A
I
II
On a 1/3 of the sheet on one face

On a 1/3 of the sheet on one face

On a 1/3 of the sheet on one face
Lack of veneer on edges
A
I
Permitted in one layer of veneer with a depth < 3 mm.
Edges shall be firm if standard size

Permitted in one layer of veneer with a depth < 3 mm.
Edges shall be firm if standard size

Permitted in one layer of veneer with a depth < 3 mm.
Edges shall be firm if standard size
II
Edges shall be firm

Edges shall be firm

Saplākšņa malām jābūt stingrām
Matt surface
A
I
> 50% of surface area
II
Mechanical defects
A
I
II
Minor rough spots
A
If grade A on both faces, permitted on one face: < 25 cm² over the surface, with separate spots < 5 cm²

Permitted on reverse face: < 25 cm² over the surface, with separate spots < 5 cm²

If grade A on both faces, permitted on one face: < 25 cm² over the surface, with separate spots < 5 cm²
I
< 125 cm² over the surface

<125cm² over the surface

<125cm² over the surface
II
Notches
A
I
II
One with a length < 10 cm

One with a length < 10 cm

One with a length < 10 cm
Other color dust pressed on the surface
A
If grade A on both faces, permitted on one face: < 5% of surface area

Permitted on reverse face: < 5% of surface area

If grade A on both sides, then permitted on one side: < 5% of surface area
I
< 10% of surface area

< 10% of surface area

< 10% of surface area
II
Plywood delamination
A
I
II
100 cm²/m²

100 cm²/m²

100 cm²/m²
Ridges, bumps
A
If grade A on both faces, permitted on one face.
Spots: < Ø 15 mm, 1 pc/m² or unlimited, if < Ø 5 mm

Permitted on reverse face. Spots: < Ø 10 mm, 1 pc/m² or unlimited, if < Ø 5 mm

If grade A on both faces, permitted on one face.
Spots: < Ø 10 mm, 1 pc/m² or unlimited, if < Ø 5 mm
I
Strips: < 10 mm in width, < 300 mm in length and 1 pc/width m; < 5 mm in width, unlimited length, < 1 pc/width m.
Spots: < Ø 20 mm, 1 pc/m² or unlimited, if < Ø 10 mm

Strips: < 5 mm in width, < 300 mm in length and 1 pc/width m; < 3 mm in width, unlimited length, < 1 pc/width m.
Spots: < Ø 15 mm, 1 pc/m² or unlimited, if < Ø 5 mm

Strips: < 3 mm in width, < 200 mm in length and 1 pc/width m.
Spots: < Ø 15 mm, 1 pc/m² or unlimited, if < Ø 5 mm
II
Scorched laminate as strips and spots
A
If grade A on both faces, permitted on one face:
Strips: < 5 mm in width,
1 pc/width m;
Spots: < Ø 20 mm, 1 pc/m² or unlimited, if < Ø 10 mm

Permitted on reverse face:
Strips: < 5 mm in width,
1 pc/width m;
Spots: < Ø20mm, 1 pc/m² or unlimited, if < Ø10mm

If grade A on both faces, permitted on one face:
Strips: < 5 mm in width,
1 pc/width m;
Spots: < Ø 20 mm, 1 pc/m² or unlimited, if < Ø 10 mm
I
Strips: < 10 mm in width,
1 pc/width m;
Spots: < Ø 30 mm, 1 pc/m² or unlimited, if < Ø 10 mm

Strips: < 10 mm in width,
1 pc/width m;
Spots: < Ø 30 mm, 1 pc/m² or unlimited, if < Ø 10 mm

Strips: < 10 mm in width,
1 pc/width m;
Spots: < Ø 30 mm, 1 pc/m² or unlimited, if < Ø 10 mm
II
Scratches
A
If grade A on both faces, permitted minor scratches on one face (< 2 pcs), if the laminate is not scratched through

Permitted minor scratches on reverse face (< 2 pcs), if the laminate is not scratched through

If grade A on both faces, permitted minor scratches on one face (< 2 pcs), if the laminate is not scratched through
I
If the laminate is not scratched through

If the laminate is not scratched through

If the laminate is not scratched through
II
Total number of defects
A There shall be no defects on one face.
Reverse face < 2 categories of defects
There shall be no defects on one face.
Reverse face < 2 categories of defects
There shall be no defects on one face.
Reverse face < 2 categories of defects
I One face < 2 categories of defects. Reverse face < 5 categories of defects One face < 2 categories of defects. Reverse face < 5 categories of defects One face < 2 categories of defects. Reverse face < 5 categories of defects
II Unlimited Unlimited Unlimited