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Hexapod carpet rating.
The oaf is a point score derived from the hexapod tumbler test the internationally used short term and long term carpet appearance retention test.
Afterward the carpet s finished appearance is graded using the carpet and rug institute s performance 1 to 5 scale in increments of 0 25.
The hexapod test subjects carpet to a fixed number of impressions with an eight pound ball.
Cri offers its technical bulletins testing methodology notifications and statements for use by residential and commercial consumers.
This is based on a 12 000 cycle hexapod exposure conditioning test.
Commercial carpets shall have at least a.
A metal hexapod with six polyurethane studs rolls randomly on the pile surface inside the rotating drum for 12 000 revolutions.
The oaf is a weighted system and uses the hexapod scores to better predict.
These carpets are recommended for heavy traffic locations including family rooms.
The resulting change in appearance is rated on a numbered scale from 1 to 5 with 5 representing no change in appearance and 1 representing a severe change.
Following is table 1 which is the appearance retention rating determination for commercial carpet.
Carpet on concrete balconies 106 kb from time to time questions are asked.
For most areas of the home carpet pads should have a minimum density rating of 6 and be around 3 8 to 1 2inch thick but opt for a slightly thinner and more dense pad around 8 for high traffic areas like stairs and be sure to.
Most foot traffic tests are usually simulated using something called a hexapod test whereby a.
In fact wear dated carpet is actually tested by having people walk on it the equivalent of 20 000 times to obtain realistic results.
These carpets can be used in most homes if properly maintained.