However persian rugs are unarguably beautiful and respected all over the world for this art.
Carpet knots per square meter.
36 to 50 thousand knots per square meter 2 medium coarse carpets 50 to 100 thousand knots per square metre 3 ordinary medium 100 to 200 thousand knots per square metre 4 medium fine 200 to 325 thousand knots per 5.
To accommodate for more knots finer material may also be used like silk or thinner yarn which increase the quality of the rug by the material used to create it.
To tie a carpet is a time consuming work a 300x400 cm large carpet with a knot density of or 500 000 knots per square metre takes about 600 workdays.
This is an example from a thicker handmade carpet.
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220 000 knots per square meter thickness.
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The symmetrical knot gives two pinheads in the direction of the warp which must be observed for when calculating.
The main measurement is kpsi knots per square inch similar to the pixels on a tv or computer screen the more pixel or knots the clearer and sharper the image.
For two carpets of the same age origin condition and design the one with the higher number of knots will be the more valuable.
Round carpets have the same size and width.
40x50 2 000 knots per square metre 2 000x100 200 000 knots per square metre.
124 x 183 cm add to wishlist add to cart.
Knot density warp weft while knot ratio warp weft.
This is typically measured by counting the knots on the back of a rug across a vertical and horizontal inch and multiplying the two numbers.
To calculate the square carpet square we can multiply the diameter of our carpet by itself and learn the square meter of our carpet.
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The two most common knots are called symmetrical knot and asymmetrical knot.
A rug s knot count or knots per square inch kpi is the number of knots woven into it per square inch.
A 12x12 rug would have 144 kpsi.
On the backside of the carpet it is clearly visible how tight the knots are.
For example the diameter of our round rug is 150cm and with it we can easily calculate the square meter of our carpet as 150cm x 150cm 2 25 m2.
More knots compressed into a square inch not just increase the intricacy and clarity of the design it increases the durability of the rug as the knots are closely packed.
100 000 square meter 1 000 square decimeter 65 square inch 179 gereh.
