The test measures the force required to push a steel ball with a diameter of 1128 millimeters 0444 inches into the wood to a depth of half the balls diameter. Back to the ginkgo leaves they are very very unusual in shape and turn a beautiful golden color in the fall.
Amazon Com Wooden Accessories Company Ginkgo Leaf Cufflinks Wood
Woodsense Is It Hardwood Heartwood Or Just Hard Wood
Urban Wood And Traditional Wood A Comparison Of Properties And Uses
Highly resistant to both disease and insects.
Ginkgo wood hardness. Native to southern japan and southern and eastern china rot resistance. The actual number listed in the wood profile is the amount of pounds force lb f or newtons n required to imbed a 444 1128 mm diameter steel ball into the wood to half the balls diameter. Toward the outer wall of the trunk the density of the wood is the greatest and gradually becomes lighter softer.
Podocarpus macrophyllus distribution. It is estimated to have been planted in the late nineteenth century. I have looked everywhere for information covering gingko to evaluate it as a firewood heat source and found nothing.
The janka test is a measure of the hardness of wood. Ginkgo biloba distribution. Native to china rot resistance.
The branch that broke off was over 3 across at the main y and over three cords of wood may be salvaged. This tree is commonly called a living fossil which is remarkable considering that it is claimed to be over 150 million years old. Specific gravity is the ratio of a materials density to that of water and is an abstract number of independent units.
Ichou ginkgo tree. The mass of water is 1000kgm3 which is one kilogram per cubic meter or 6243 lbs. In china ginkgo yielded its wood for carving and the nuts of its somewhat foul smelling fruit that only the female tree produces for toasted treats.
Inumaki yew plum pine scientific name. The trunk is a gradient between the strong fibrovascular bundles and the softer cellulose structure. The density or hardness of wood is measured by its mass per unit of volume.
The janka test was developed as a variation of the brinell hardness test. Wood hardness chart species alphabetical hardness species by hardness hardness mahogany honduran 800 padauk 1725 mahogany santos 2200 tabaccowood 1750 maple hard north american 1450 rosewood bolivian 1780 maple ivory 1500 bamboo carbonized 1800 maple soft 999 hickory 1820 merbau 1925 pecan 1820 mesquite 2345 yellowheart 1820. For reference white oak has.
In 1784 the ginkgo was introduced to america. Black palm is highly variable in weight strength and hardness properties because the wood is so non homogenous. Japanese to english wood database.
The janka hardness test. However in ginkgos new lands it makes the ideal ornamental and the hardiest of all street trees. This number is given for wood that has been dried to a 12 moisture content unless otherwise noted.
Catalpa The Wood Database Lumber Identification Hardwood
Janka Hardness The Wood Database
Tags: #ginkgo wood hardness