Brazilian Cherry Hardwood Hardness Scale

The janka hardness test from the austrian born emigrant gabriel janka 1864 1932 measures the resistance of a sample of wood to denting and wear.

Brazilian cherry hardwood hardness scale.

On the janka hardness scale brazilian cherry ranks 2350 vs. Relative hardness of wood flooring species. The janka test measures the amount of force required to embed a 0 444 steel ball into the wood to half of its diameter. Brazilian cherry is an extremely heavy wood.

The janka test measures the amount of force needed to drive a 0 444 inch steel ball into wood to a depth equal to half its diameter. This test is also used to determine the degree of difficulty in sawing and nailing. It measures the force required to embed an 11 28 millimetres 0 444 in diameter steel ball halfway into a sample of wood. A common use of janka hardness ratings is to determine whether a species is suitable for use as flooring.

Central america southern mexico northern south america and the west indies. Wood hardness chart species alphabetical hardness species by hardness hardness afromosia 1560 basswood 410 amberwood 2200 butternut 490. The scale used in the table is pounds force. To give some quantification to the issue of wood species hardness the lumber industry created the janka hardness scale a standard now widely accepted as the best means of ranking a wood s hardness.

The janka hardness scale determines the hardness of a particular type of wood over another. However since wood is a natural. Red oak is the reference species for comparing wood hardness. 1290 for red oak.

This is the average hardness of the species data based on nwfa. Cherry brazilian 2820 teak old growth 1155 cherry domestic black 950 teak ruby or brown 1200 cherry peruvian 2350 pine heart 1225. Hard to cut variable heartwood regarding color from light brown to pink to reddish brown with some intense shadowing. Below are listed the relative hardness for numerous wood species used in flooring.

100 130 ft 30 40 m tall 2 4 ft 6 1 2 m trunk diameter. The janka hardness test measures the force required to embed a 444 inch steel ball to half its diameter in wood. The scale was invented in 1906 by gabriel janka an austrian wood researcher and standardized in 1927 by the american society for testing and materials depending on the room where the flooring will be installed a certain level of hardness may make it a more desirable choice. The janka hardness test measures the force required to embed a 0 444 inch steel ball into wood.

Woods with a higher rating are harder than woods with a lower rating. 57 lbs ft 3 910 kg m 3 specific gravity basic 12 mc 77 91. These ratings were done using the janka hardness test.