For example a 35 ounce face weight carpet with a half inch pile height would have a pile density rating of 2520 35 x 36 divided by 5 2520.
Carpet face weight and density.
Carpet face weight is defined as the weight of the carpet pile per square yard of carpet measured in ounces.
To calculate carpet density you take the face weight and multiply it by 36 then divide your solution by the pile height of the carpet.
It should not be confused with the carpet s total weight which is the combined weight of the pile plus the backing.
You want at least a 35 ounce face weight carpet for maximum durability.
The term refers to the weight of the carpet s fibers only not the backing material.
An olefin sample may weigh more than a nylon but it has entirely different performance qualities.
As an example within one product line the good level carpet has a face weight of 40 oz.
Be wary of dealers who try to sell you on carpet density or stitches per inch spi.
Carpet density refers to how close together the fibers are tufted into the carpet backing.
Does face weight matter.
Carpet face weight refers to the weight of the fiber found in 1 square yard of carpet.
Guidelines for face weight.
How important is face weight.
The standard is measured in ounces.
Face weight and density are two entirely different components when it comes to evaluating the quality of a carpet.
Fiber face weight x 36 divided by pile height in decimal form pile density.
Fiber face weight is not the same as total carpet weight which includes the weight of the carpet backing and the fiber face weight.
Face weight makes a difference but only when comparing similar products.
Here is the formula.
The units will be expressed in ounces per cubic yard.
Most carpets have a face weight between 20 ounces and 100 ounces but the average face weight for a residential carpet is about 45 ounces.