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Conversion of Radj to KPSI ( Knot Per Square Inch )
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Radj in Persian language, Farsi, is the total number on knots in 7 linear centimeters.
For example 50 Radj Persian Tabriz rugs, means a Persian Tabriz carpet which has
50 knots in seven centimeters in length. This table shows the conversion of Radj to
KPSI ( Knot Per Square Inch ).
Radj
|
KPSI
|
20
|
50
|
25
|
80
|
30
|
110
|
35
|
165
|
40
|
225
|
45
|
265
|
50
|
305
|
60
|
460
|
70
|
628
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