Type of Goods: | lumber, strips, flooring > |
Species: | oak |
Dimensions, mm: | 29 x 65 x 270/ 320/ 370/ 420/ 47029 x 75/85 x 320/ 370/ 420/ 470/ 520/ 620/ 670/ 720 |
Tolerances: | -0.0mm, +2.0mm on thickness-0.0mm, +3.0mm on width-0.0mm, +10.0mm on length |
Moistness: | fresh cut |
Volume: | up to 600 cbm/month |
Quality Requirements: |
Grade "A" | - 4 sides clear without any defects
- sapwood, heartwood not allowed
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Grade "A1" | - 3 sides clear
- up to 2..3 sound knots with max. diameter 10mm per running meter allowed only on bottom face
- sapwood, heartwood not allowed
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Grade "B" | - up to 2..3 sound knots with max. diameter 15mm per running meter allowed on both faces
- up to 2..3 dark non-lose knots with max. diameter 5mm per running meter allowed on both faces
- sapwood, heartwood not allowed
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Grade "C" | - knots not allowed
- through sapwood up to 33% width of the ottom face is allowed
- heartwood not allowed
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GeneralRequirements: | - rot, insects, wormholes not allowed
- face, end and edge cracks not allowed
- ring shakes not allowed
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