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  • Wooden material, oak elements, planks, sawn timber, hardwood flooring

Products

Qualities requirements

Furniture timber and milling cutter:

A, I (QFA) 4- sides clear
A/B , II (QF1a) 3- sides clear, in 4 plane not pull down healthy knots till 10mm
C (QF2) knots till 25mm   
br postscript to the species. This is often small end shakes till 20 mm
ABC (QFA-QF2) consists of QFA, QF1a and QF2 types according to their qualities requirements
III without knots, permitted sapwood 1/3 of thickness
IV permitted knot till 8 mm, sapwood 1/3 of thickness



Timber for floors:

Ax (QFx) face side clear, permitted sapwood 1/3 of thickness
IIx (QF1x) on face side permitted knot till 20 mm, sapwood 1/3 of thickness
IV (QF3x) on face side permitted knot max 40 mm, sapwood 1/3 of thickness
VIIs-VII (QF4-5x) on face side permitted knots over 40 mm, heart, sapwood 1/3 of thickness
VIII all qualities together and strong discoloration   
VIII-I timber for tenoning
MIKS, MIKS P all qualities together ,except VIII quality