Exterior birch plywood
We offer birch exterior plywood, which is part of board stuck with uneven number of veneers, which fibres in adherent to oneself plies run in straight angle. Exterior birch plywood manufactured on the basis of phenol-formaldehyde glue, or melamine-urea-phenol-formaldehyde glue for use in exterior conditions.
- transport industry
- packaging industry
- Thickness: from 4mm up to 50mm
- Standard sizes:
- 1250x2500mm, 2500x1250mm
- 1220x2440mm, 2440x1220mm
- 1500x3000mm, 1500x2500mm
- 1525x1525mm 1525x3050mm
- Moisture content: max 10%
- Density: 640-700 gr/m3
- Plywood is glued with phenolic resin adhesive that meets the following standards:
- DIN 68705 Part 3 type BFU 100
- BS1203 / H4 (WBP)
Krótka charakterystyka klas jakości:
B (I) sanded, high-quality birch plywood, for painting. Smooth surface, almost without any defects and patches. Possible limitations on surface plywood: small fillings, pin knots, sound tigh knots, wooden inserts up to 3/m2.
BB (II) sanded, high-quality birch plywood. Smooth surface for painting and varnishing. Possible limitations on surface plywood: small cracks, pin knots, sound tigh knots, , fillings, wooden inserts up to 6/m2.
CP (III) sanded, standard quality plywood. Smooth surface, decayed and not tigh knots possible, cracks, knot holes, overlaps, pitch pockets, overgrindings, glued punctures.
• C (IV) not sanded, low quality surface plywood. Possible limitations: konts holes and cracks, patches, board edge damages.