Kempas Hardwood Janka Rating

A common use of janka hardness ratings is to determine whether a species is suitable for use as flooring.

Kempas hardwood janka rating. In laymans terms it is a way to measure a woods resistance to denting. Kempas is often heavily treated with preservatives which increase its lifespan. 12 items 24 items 36 items 72 items sort by. Kempas janka rating is 1710 relatively high compared to many other woods.

Drying is not particularly hard unless the wood itself has abnormalities. The janka scale is used to determine the relative hardness of particular domestic or exotic wood species. It may have a moderate janka hardness rating but kempas has some secrets beneath its attractive surface. Kempas pros and cons pros.

With a janka rating of over 1 700 kempas is durable. In addition kempas is resistant to decay. The janka rating is a measure of the amount of force required to push a 444 diameter steel ball half way into a piece of wood. Kempas is generally imported from asia and grows in malaysia and indonesia.

Detailed scientific and mechanical properties for kempas hardwood lumber. 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. Kempas has a reputation of being acidic which can cause damage to metals when wet. Kempas has a janka scale rating of 1 710 making it harder than most species used for hardwood flooring.

The reason that kempas hasn t been popular in the past for construction is because of its difficulty to manipulate in production. The scale used in the table is pounds force. The janka test measures the amount of force required to embed a 0 444 steel ball into the wood to half of its diameter. It measures the force required to embed an 11 28 millimetres 0 444 in diameter steel ball halfway into a sample of wood.

Showing num1 num2 of 1 pecan hardwood flooring 5 products display. Relevance price low to high price high to low rating trending now best sellers. Buyers tend to gravitate to kempas for its rich high end appearance. Still the very impressive janka ratings accurately depict the excellent durability of these non wood flooring products.

This particular species of wood is not considered dimensionally stable and is less stable than the traditional northern red oak. There are two reasons why kempas hasn t been logged extensively in the past. The janka hardness test is often applied to bamboo and eucalyptus flooring products after manufacturing a process that artificially hardens the material by the addition of resins.