Quality Key

Quality Key

Example: KP80E

KP80E - EXPLAINED

Digit Abbreviation Explanation
1st K Corundum
2nd P Paper
3rd 8 Dense coated
4th 0 Synthetic resin
5th E E-paper (from approx. 220 up to 270 g)
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Grain specification

Digit Abbreviation Explanation
1st K Corundum
1st S Silicon
1st Z Zirkonia / Corundum
1st L Special
1st G SG-ceramics
1st O None
1st C Graphite
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Backing

Digit Abbreviation Explanation
2nd P Paper
2nd T Cotton fibre
2nd K Combination
2nd Q Other
2nd N Fibre
2nd R Paper - waterproof
2nd U Synthetics - waterproof
2nd W Cotton - waterproof
2nd F Felt
2nd E Fleece
2nd G Foam rubber
2nd H Fleece / cotton comibination

Coating

Digit Abbreviation Explanation
3rd 1,3,5,7 Open coated
3rd 2,4,6,8 Dense coated
3rd 9 Uncoated
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Bond

Digit Abbreviation Explanation
4th 1 Special
4th 0,2,8 Synthetic resin
4th 3 Hide glue
4th 4 Hide glue / stearate
4th 5 3. coat
4th 6 Synthetic resin / Stearate
4th 7 free
4th 9 free
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Paper thickness

Digit Abbreviation Explanation
5th A 85g
5th B between 85g and 110g
5th C between 110g and 135g
5th D between 135g and 160g
5th E between 220g and 270g
5th F between 270g and 350g
5th G between 350g and 500g
5th H 500g
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Fibre types

Digit Abbreviation Explanation
5th SY Polyester heavy, segmentable
5th Y Polyester heavy
5th R Polyester light
5th X X-Cotton
5th XF X-Cotton (flex)
5th J J-Cotton
5th F JFF-Cotton (super flex)
5th L Combination light
5th S Segmentable fibre
5th N Fibre 0,4 mm
5th T Fibre 0,6 mm
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