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Specification | Unit | Result | Test method | | | Solids | Granite | | | Flexural modulus | MPa | 8900 | 7730 | DIN EN ISO 178 | | Flexural strenght | MPa | 76.9 | 71.7 | DIN EN ISO 178 | | Flexural elongation | % | 1 | 1.1 | DIN EN ISO 178 | | Tensile strenght | MPa | 32.7 | 31.7 | DIN EN ISO 527 | | Density | g/cm3 | 1.71 | 1.64 | ISO 1183 | kg/m3 | 1710 | 1640 | ISO 1183 | Hardness ball
Indention methode | N/mm2 | 257 | 239 | DIN EN ISO 2039-1 | | Mohs-hardness | | 2 bis 3 | 2 bis 3 | EN 101 | | Pencil-hardness | | >9H | >9H | ISO 15184 | | Water absorbtion | | | | DIN EN 438 part 12 | | weight | | <0,1% | <0,1% | | | thickness | | <0,1% | <0,1% | | | Impact resistance | | | | | | impactor | N | ≤25 | ≤25 | E DIN EN 438, 02/02 part 2/20 | | dropping ball test (hight) | mm | ≤1500 | ≤1500 | E DIN EN 438, 02/02 part 2/21 | | Slippery Resistance | | >0,32 - 0,9 | GMG100 (replaces R9) | Climate change
resistance | o C | ≤0,05 | ≤0,05 | AMK | | Dry heat (pan bottom) | o C | ≤100 (7C) | DIN 68 861, part 7, 04-'85 | | Wet heat (pan bottom) | o C | ≤100 (8A) | DIN 68 861, part 8, 04-'85 | Temperature change
resistance | o C | no change | UNI 9429 | Cigarette burn
resistance | | 6C | 6B | DIN 68 861, part 6, 11-'82 | | Scratch resistance | | 4D | 4B | DIN 68 861, part 4, 11-'81 | Electrostatics
conductivity resistance | | | | DIN IEC 1340-4-1, 04-'92 | >1x1012Ω | insulating | EN 61340-5-1 | | Thermal conductivity | W/mK | 0.636 | 0.55 | DIN EN 12664 | | Thermal resistance | m2K/W | 0.038 | 0.045 | DIN EN 12664 | Thermal expansion
coefficient | mm/mK | 0.048 | 0.055 | DIN EN 14581 | m/m/oC | 30.0 x 10-6 | | Water vapour
transmission properties | | | | DIN EN ISO 12572 | | resistance factor | μ | 18607 | 16150 | | | Change of size by change of relative humidity | | | | DIN EN 318, edition 5, 1998 | | lenght | % | -0.03 | -0.02 | | | thickness | % | 0.06 | 0.03 | | | mass | % | 0.05 | 0.05 | | | Resistance to boiling water | | | | E DIN EN 438, 02/02 part 2/12 | | change of weight | % | <0,1 | <0,1 | | | change of thickness | % | <0,1 | <0,1 | | | Light resistance (Xenon) | Skala 0-10 | better 6 | better 6 | DIN 53 387, 04-'89 | | Resistance of food contact | | suitable for all colours | LMBG § 31 | | Hygiene | | suitable | suitable | LGA hygiene certificate | | Fire resistance | | B1 | DIN 4102-1 | | Low flammability | | | | | (BAM) 12mm | | B1 for all colours* | | | (BAM) 9mm + backup | | B1 for all colours* | DIN 4102-1 | | (Warrington) 12mm | | Class1 SO5 | | BS 476 class1 |
* (at the moment not valid for VOLCANICS)
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