b'Hard Maple H ardwoodI ndustrIes , I nc .www.hardwoodind.comH.I. Brand Hard Maple Sap Content SummaryHARD MAPLEGrade: Page # S2F S2F to 100/50 100/50 to 70/50 Less than 70/50 Scientific Name: Acer saccharumSuperior Prime 5 x Common Names: Hard Maple, Superior Plus 6 x x Rock Maple, Sugar Maple,Superior Plus A 7 x x Sugar Tree, Sweet Maple, Superior Plus B 7 x x Oregon Trail Maple, Superior Plus C 8 x x Curly Maple, Birds-Eye MapleSuperior Plus W 9 x x Janka Hardness: 1,450 lbfSuperior H.I. 10 x Average Dried Weight: 3.67 lbs/BF1 & Better Special 11 x x x SAPWOODSuperior Calico 12 x1 & Better Special Calico 13 x The outer, lighter colored wood is Cabinet Prime 14 x the sapwood. This is the "working" Cabinet Plus 15 x x part of the tree, as nourishment flows through the sapwood.Cabinet H.I. 16 xCabinet Calico 17 x HEARTWOOD2 Common H.I. 18 x x x x The darker colored wood formed 2 Common Calico 19 x when older sapwood "retires", and Rustic Plus 20 x x becomes the strong spine of the tree.Rustic Calico 21 x x1 & Better Premium Birdseye 22 x x BLACK STREAK1 & Better Birdseye 22 x x Occasional black, gray, or olive line 1 & Better Calico Premium Birdseye 23 x x that runs parallel with the grain.1 & Better Calico Birdseye 23 x x Develops when minerals areRift & Quarter Sawn 24 x* absorbed from the soil.H.I. Brand Hard Maple Grades by Thickness * S2F to 90/80.Grade: Page # 4/4 5/4 6/4 8/4 10/4 12/4Superior Prime 5 x x 4/4Superior Plus 6 x x x x x xSuperior Plus A 7 x 15/16"Superior Plus B 7 x 5/4Superior Plus C 8 xSuperior Plus W 9 x 1-3/16" Superior H.I. 10 x 6/41 & Better Special 11 x 1-7/16"Superior Calico 12 x x1 & Better Special Calico 13 x 8/4Cabinet Prime 14 xCabinet Plus 15 x 1-15/16"Cabinet H.I. 16 x x x x x x 10/4Cabinet Calico 17 x x2 Common H.I. 18 x 2-7/16"2 Common Calico 19 xRustic Plus 20 x 12/4Rustic Calico 21 x1 & Better Premium Birdseye 22 x1 & Better Birdseye 22 x 2-15/16"1 & Better Calico Premium Birdseye 23 x1 & Better Calico Birdseye 23 xRift & Quarter Sawn 24 xH ardwoodI ndustrIes , I nc . www.hardwoodind.com'