Amazonia Graphite Slate
Mined exclusively for SSQ in south-east Brazil
SSQ Amazonia graphite is a mid-grey roofing slate
Tested in accordance with EN 12326, it carries the CE marking and is classified as 'A1-T1-S1'
CHEMICAL ANALYSIS
Calcinations loess ……..6,5%
Silicon.……..55,7%
Iron Oxide ………6,3%
Aluminium Oxide …….17,4%
Calcium Oxide ……..6,3%
Magnesium Oxide …2.3 %
Potassium Oxide .……..3.2 %
Sodium Oxide …….1.8 %
Sulphates expressed as SO3…….Inf. 0.1 %
TECHNICAL ANALYSIS
Visible volumetric mass ……..2750 kg/m3
Absorption coefficient …….0,35 %
Breaking load through indirect stress by bending …from 50,7 MPa
Hardness (Mohs)……~ 3,5/4
Wear by attrition: abrasion coefficient in tribometer ….6,7 mm
Frost proof ……Very Good
How thick is Brazil's Amazonia Graphite Slate slabs?
Can Brazil's Amazonia Graphite Slate be used in heavy use areas?
Is Brazil's Amazonia Graphite Slate an expensive stone?
What is the coefficient of friction of Honed Brazil's Amazonia Graphite Slate tiles?
Are there color variations of Brazil's Amazonia Graphite Slate?
Can Brazil's Amazonia Graphite Slate be used exterior applications in very humid climates?
What grade is Brazil's Amazonia Graphite Slate?
Can Brazil's Amazonia Graphite Slate be used in a bathroom?
The request includes: 1. surface finished, size 2. quantity required