b'White Oak H ardwoodI ndustrIes , I nc .www.hardwoodind.comH.I. Brand White Oak Heart Content SummaryGrade: Page #H2F to 90/70 90/70 to 70/50 100/50 to 90/0 Less than 70/50 WHITE OAKSuperior Prime 5 X Scientific Name: Quercus albaSuperior H.I. 6 X X X Common Names: American White Superior H.I. Wide 7 X X X Oak, Appalachian White Oak1 & Better Special 8 X X X X Janka Hardness: 1,350 lbfAverage Dried Weight: 3.92 lbs/BFCabinet Prime 9 XCabinet H.I. 10 X X X SAPWOODRustic H.I. 11 X X X X The outer, lighter colored wood is Rustic H.I. Wide 12 X X X X the sapwood. This is the "working" Superior H.I. Rift 14 X X X X part of the tree, as nourishment flows through the sapwood.Superior H.I. Rift A15 X X X XSuperior H.I. Rift B 15 X X X X HEARTWOOD1 & Better Special Rift 16 X X X X The darker colored wood formed 1 & Better Color Rift 17 X X X X when older sapwood "retires", and Cabinet H.I. Rift 18 X X X X becomes the strong spine of the tree.Superior H.I. Quarter Sawn 19 X X X XSuperior H.I. Quarter Sawn B 20 X X X X PIN KNOT1 & Better Special Quarter Sawn 21 X X X X A knot which doesn\'t exceed 1/8" in average diameter is considered1 & Better Color Quarter Sawn 22 X X X X a defect in White Oak.Cabinet H.I. Quarter Sawn 23 X X X XH.I. Brand White Oak Grades by ThicknessGrade: Page # 4/4 5/4 6/4 8/4 10/4 12/4Superior Prime 5 XSuperior H.I. 6 X X X X X X 4/4Superior H.I. Wide 7 X 15/16"1 & Better Special 8 X X X X X X 5/4Cabinet Prime 9 X 1-3/16" Cabinet H.I. 10 X X 6/4Rustic H.I. 11 X XRustic H.I. Wide 12 X 1-7/16"Superior H.I. Rift 14 X X X X 8/4Superior H.I. Rift A 15 X 1-15/16"Superior H.I. Rift B 15 X1 & Better Special Rift 16 X X X X 10/41 & Better Color Rift 17 X 2-7/16"Cabinet H.I. Rift 18 XSuperior H.I. Quarter Sawn 19 X X X X 12/4Superior H.I. Quarter Sawn B 20 X1 & Better Special Quarter Sawn 21 X X X X 2-15/16"1 & Better Color Quarter Sawn 22 XCabinet H.I. Quarter Sawn 23 XH ardwoodI ndustrIes , I nc . www.hardwoodind.com'