Wood species

Jack pine

(Pinus banksiana)

Jack pine is an indigenous species which is available in abundant volumes from Quebec. It’s slow growth and sound tight knot structure are such that it is highly suitable in knotty appearance applications. Jack pine has excellent machining and glueing properties. It’s texture and colour are such that it readily accepts all types of finishes.

Colour

Sapwood is nearly white in colour, the heartwood is often orange to light brown.

Texture

Medium and uneven. Grain generally straight.

Common usage

Premium: DIY market, panelling, joinery/millwork, fencing (wane free), patio (5/4), furniture
N°2 & meilleur: Framing/Carcassing, flooring, industrial lumber, boards, doors, windows, bed frames
N°3: Pallets, crating, packaging

Carcassing

Jack Pine is also part of the SPF group for carcassing and structural application.

Machine properties in decreasing order of the overall porformance of 17 species*
Species Planing
good to excellent
Sanding
excellent
Boring
brad point
good to excellent
Boring
multiple spur
good to excellent
Mortising
fair to excellent
Shaping
fair to excellent
Turning
fair to excellent
Average
Red pine 83 68 96 80 78 72 96 82
Yellow birch 89 52 98 86 56 78 100 80
Eastern White ceddar 71 94 100 68 56 60 98 78
Sugar maple 69 82 98 100 38 56 100 78
Jack pine 57 84 94 76 62 58 94 75
Trembling aspen 74 4 98 66 98 86 96 75
Tamarack 49 84 98 64 66 82 72 74
White birch 70 8 98 88 66 74 100 72
Black spruce 66 52 92 80 52 68 90 71
Eastern white pine 78 52 100 86 24 58 100 71
Red maple 63 40 92 98 42 50 100 69
Scots pine 66 40 96 80 36 70 94 69
Norway spruce 66 74 96 56 70 58 50 67
White spruce 67 52 92 50 44 74 62 63
Balsam fir 47 54 94 62 64 52 54 61
Sugi 91 66 96 54 24 60 30 60
Eastern hemlock 36 72 94 56 18 66 6 50

* Values are the pourcentage of tested specimens reaching the indicated performance.

Regular Canadian Rough Green Sizes – Boards
Nominal sizes (inches) Net sizes (inches) Net sizes (mm)
1″ x 3″ 7/8″ x 2 3/4″ 22 mm x 70mm
1″ x 4″ 7/8″ x 3 3/4″ 22 mm x 95 mm
5/4″ x 3″ 1 1/4″ x 2 7/8″ 32 mm x 73 mm
5/4″ x 4″ 1 1/4″ x 3 7/8″ 32 mm x 98 mm
5/4″ x 5″ 1 1/4″ x 4 7/8″ 32 mm x 123 mm
5/4″ x 6″ 1 1/4″ x 5 7/8″ 32 mm x 149 mm
Green rough sizes may vary from mills to mills and are available upon request
Canadian Kiln Dry Finish Sizes – Boards
Nominal sizes (inches) Net sizes D4S (inches) Net sizes D4S (inches)
1″ x 3″ 3/4″ x 2 1/2″ 19 mm x 64 mm
1″ x 4″ 3/4″ x 3 1/2″ 19 mm x 89 mm
Structural Dimensions For Rough Green Lumber
Nominal sizes (inches) Net sizes (inches) Net sizes (mm)
2″ x 3″ 1 11/16″ x 2 3/4″ 43 mm x 70 mm
2″ x 4″ 1 11/16″ x 3 3/4″ 43 mm x 95 mm
2″ x 6″ 1 11/16″ x 5 3/4″ 43 mm x 146 mm

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