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 Appearance Grades

These appearance grades are suitable for end uses such as furniture, joinery, fit-outs, mouldings, architraves, panelling and other decorative end-uses.

Species:

All New Zealand grown species

All grades:

Decay not allowed.

Stain not allowed beyond the surface (including sap stain and fillet marks).

At least 80% of the overall volume shall comprise lengths of over 1.8 m and all lengths shall be over 60 cm.

Distortion

  • Bow maximum 40/1
  • Crook maximum 200/1
  • Twist minimal
  • Cup 75/1

Splits not allowed. Shakes not allowed.

Timber must be dried to 20% moisture or below (i.e. at least fully air dried).

Incipient decay allowed only where no softness or punkiness is present.

Joinery grades

Clear Joinery grade

Not allowed: Knots, holes, voids, resin pockets, bark pockets, resin streaks, bark inclusion, skip, wane, want, pith, incipient decay, surface checks.

Select Joinery grade

Allowed: Fully intergrown clean knots, knot checks provided they do not exceed 1 mm wide. Minimal surface checks only allowed; these must not affect the overall visual appearance of the timber.

Not allowed: Loose knots, voids, holes, resin pockets, bark pockets, bark inclusion, skip, wane and want.

Feature Joinery grade

Allowed: Unlimited tight (intergrown and partially intergown) knots provided they do not exceed 50 mm width. Tight encased knots allowed where no larger than 25 mm wide. Knot checks allowed provided they do not exceed 2 mm width. Pith allowed, provided it is not wider than 5 mm. Surface checks are allowed provided they are not longer than 100 mm and are not wider than 2 mm. Pinhole allowed. Resin streaks allowed unless specified otherwise by the customer.

Panelling Grades

Clear Panelling grade

Not allowed on front face: Knots, holes, voids, resin pockets, bark pockets, bark inclusion, skip, wane, want, pith, incipient decay, surface checks.

Not allowed on the best face but allowed on the back face and up to half of the boards width from the back edges: Loose knots, checks, voids, holes, resin pockets, bark pockets, bark inclusion, skip, wane and want.

Select Panelling grade

Allowed on best face: Fully intergrown clean knots, knot checks provided they do not exceed 1 mm wide. Minimal surface checks only allowed; these must not affect the overall visual appearance of the timber.

Not allowed on the best face but allowed on the back face and up to half of the boards width from the back edges: Loose knots, checks, voids, holes, resin pockets, bark pockets, bark inclusion, skip, wane and want.

Feature Panelling grade

Allowed on the best face: Unlimited tight (intergrown and partially intergown) knots provided they do not exceed 50 mm width. Tight encased knots allowed where no larger than 25 mm wide. Knot checks allowed provided they do not exceed 2 mm width. Pith allowed, provided it is not wider than 5 mm. Surface checks are allowed provided they are not longer than 100 mm and are not wider than 2 mm. Pinhole allowed. Resin streaks and kino allowed unless specified otherwise by the customer.

Not allowed on the best face but allowed on the back face and up to half of the boards width from the back edges: Loose knots, checks, voids, holes, resin pockets, bark pockets, bark inclusion, skip, wane and want.

Finger-jointing Grades

Finger-jointing Clears grade

Not allowed: Knots, holes, resin pockets, bark pockets, bark inclusion, skip, wane, want, pith, incipient decay, surface checks.

Lengths shall be greater than 20 cm. At least 90% of the overall volume shall comprise lengths of over 30 cm.

General and Responsibilities

At least 95% of the consignment of graded timber shall meet the grade specifications above upon despatch.

For tallying volumes call dimensions shall be used.

Call sizes (mm) 25 40 50 75 100 125 150 200 225 250 300
Actual dressed dry size (mm) 19 35 45 70 90 115 140 190 205 240 290

 

Once despatched the seller shall not be responsible for any subsequent deterioration of condition of the timber or defects arising from further processing.

Farm Forestry Timbers reserve the right to revise our grading rules without notice. Grade revision 1.1 October 2013.

See Glossary for explanation of terms.

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