| Test Description |
Result |
| Basic
Individual Thickness, mm |
3.4 |
| Packed
Thickness, mm |
5.1 |
| Deviation
from Length / Width, % |
0.0 / 0.2 |
| Deviation
from Edge Straightness, % |
0.1 / 0.2 |
| Deviation
from Rectangularity, % |
0.9 |
| Deviation
from Flatness, % |
0.4 |
| Defects |
None observed |
| Mean
MoR, MPa, Longitudinal |
69 |
| Mean
Failure Load, N, Longitudinal |
1050 |
| Standard
Deviation, Longitudinal |
16.31 |
| Characteristic
MoR, MPa, Longitudinal |
41 |
| Mean
MoR, MPa, Transverse |
62 |
| Mean
Failure Load, N, Transverse |
900 |
| Standard
Deviation, Transverse |
16.71 |
| Characteristic
MoR, MPa, Transverse |
33 |
| Grain
Direction |
None apparent |
| Water
Absorption, % |
0.21 |
| Thermal
Cycle Results |
No changes |
| Carbonate
Carbon Content, % |
0.3 |
| Sulfur
Dioxide Exposure Results |
No changes |
| Non-Carbonate
Carbon Content, % |
0.4 |
| Criteria |
Performance |
| Individual
Thickness of Slates shall not be less than 2.0mm |
pass |
| Manufacturers
Declared Nominal Thickness, mm |
4-7 |
| Minimum
Individual Thickness, mm |
3.4 (UK) |
| Individual
Thickness within ±35% of Nominal Thickness |
Pass |
| Packed
Thickness within ±15% of Nominal Thicknes |
pass |
| Slates
not to Deviate by more than 5mm from Declared Length/Width |
pass |
| Edge
Straightness Deviation shall not exceed 5mm |
pass |
| Edge
Straightness Deviation shall not exceed 1% of the
length |
pass |
| Rectangularity
shall not deviate by more than ±1% of the length |
pass |
| Flatness
shall not deviate by more than 1.5% |
pass |
| Absorption
Class |
A1 |
| Declared
Characteristic Modulus of rupture, Mpa |
33 |
| Thermal
Cycle Class |
T1 |
| Carbonate
Carbon Content, % |
< 5 |
| Sulfur
Dioxide Exposure Class |
S1 |
| Thickness
Adjustment |
None |
| Non-Carbonate
Carbon Content < 2% |
Pass |
| Release
of Dangerous Substances |
None in normal use |
| External
Fire Performance |
Deemed to satisfy |
| Reaction
to Fire |
Class A1 |
|
Result |
|
Below
the pass/fail criteria have been applied based on
the results. |
| Minimum
Individual Thickness of Slates shall not be less
than 2.0mm |
pass |
| Manufacturers
Declared Nominal Thickness, mm |
4-7 |
| Individual
Thickness within ±35% of Nominal Thickness |
pass |
| Packed
Thickness within ±15% of Nominal Thickness |
pass |
| Slates
not to Deviate by more than 5mm from Declared Length/Width
|
pass |
| Edge
Straightness Deviation shall not exceed 5mm |
pass |
| Edge
Straightness Deviation shall not exceed 1% of the
length |
pass |
| Rectangularity
shall not deviate by more than ±1% of their length |
pass |
| Manufacturers
declared slate finish type |
normal |
| Flatness
shall not deviate by more than 1.5 % |
pass |
Remarks
The slate samples tested passed all the dimensional
requirements. Slate is a natural
product and is expected to vary in consistency and properties.
Therefore it is
recommended that testing is carried out in accordance
with the frequencies suggested
by Table 7 of BS EN 12326: Part 1: 2004.
If
you need the full test report, please don't hesitate
to contact us, we would like to send one copy of the
certificate to you by email, the certifcate is PDF formate
and it include 12 pages.
