by Stone & Sannini - EKA Group
by Stone & Sannini - EKA Group
by Stone & Sannini - EKA Group
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CottoFlash Arrotato<br />
TECHNICAL CHARACTERISTICS<br />
Technical data<br />
technical<br />
characteristics norms EN-norm values <strong>Sannini</strong> values<br />
length<br />
thickness<br />
straightness<br />
of sides<br />
rectangularity<br />
surface flatness<br />
centre curvature<br />
surface flatness<br />
edge curvature<br />
surface flatness<br />
warpage<br />
surface quality<br />
water<br />
absorption<br />
modulus<br />
of ropture<br />
scratch hardness<br />
of surface<br />
(Mohs)<br />
abrasion<br />
resistance<br />
linear thermal<br />
expansion<br />
res. to household<br />
chemical swimming<br />
pool water cleansers<br />
resistance to acid<br />
and alkalis<br />
frost<br />
resistance<br />
sliding<br />
resistance<br />
static coefficient<br />
of friction<br />
UNI EN 98 ± 1,5% max.<br />
corresponding<br />
UNI EN 98<br />
UNI EN 98<br />
UNI EN 98<br />
UNI EN 98<br />
UNI EN 98<br />
UNI EN 98<br />
UNI EN 98<br />
UNI EN 99<br />
B5 6431<br />
UNI EN 100<br />
UNI EN 101<br />
UNI EN 102<br />
UNI EN 103<br />
ISO 10545<br />
ISO 10545<br />
UNI EN 202<br />
DIN 51130<br />
ASTM/C 1028<br />
± 10% max.<br />
± 10% max.<br />
± 1,5% max.<br />
± 1% max.<br />
± 1% max.<br />
± 1,5% max.<br />
percentage of acceptable<br />
tiles in the lot free<br />
visible defects 95 min.<br />
average value 3 20 N/mm 2<br />
unglazed tiles 5 min.<br />
removed volume in mm 3 771max.<br />
coefficient linear thermal<br />
expansion from ambient<br />
temparature
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