Green Oak - QP1 grade

1st Grade (QP1)

Fresh sawn 'green' oak is avaialable in several different grades, each grade being suited to specific applications. QP1 grade requires:

Sawn timber, with sharp edges, no wane, with slight tolerance of wane on two edges maximum if the minimum width exceeds 90% of the width of the piece.

Sound sapwood not exceeding half the width of the face or the edges is accepted on the edges.

Slight traces of heart tolerated on two faces.

Enclosed heart permitted, red heart permitted.

Sound knots are acceptable, as long as their diameter does not exceed one half of the width of the face or edge. Two sound dead knots are permitted per linear metre as long as their individual diameter does not exceed one quarter of the width of the face or edge.

On 10% of the pieces of the batch black streaks, brown rot, curly grain, bark pockets can be present.

Some black bore holes can be accepted.

Slope of grain <12% permitted on one face and must not exceed 20%.

Heart shakes, ring shakes and frost cracks are permitted on the ends of the pieces, as long as they do not appear on the faces.

Face shakes tolerated.