MATERIALS: 1. Properties Properties
Hardness Fragility
Ductility Flexibility/plasticity Porosity/permeability Density
Conductivity Durability Recyclability Sustainability/carbon Cost footprint
BRICK
Medium-‐ Medium high
Very low
Very low
Medium-‐low
Medium poor 2-‐2.5
high
high
Local, 1200 degrees =CF
Effective, Labour
Very low
Very low
Medium
Med.
Poor
High
Medium
+ reduction of CF
Labor
CONCRETE Med-‐ BLOCK high +CLAY BRICK
Medium
STONE
I, M, S
Thickness: Very area ratio low
Rigid
Pumice –yes, granite -‐no
2.5-‐3
poor
extreme
Very high
High enviro. Cost = trans.
scarcity
METALS
varied
low
high
Med-‐high
yes
high
Pos/neg depending on location
Very durable
high
High embodied energy
effective
RUBBER
Resist abrasion
low
high
high
waterproof
1.5
Very poor
very
high
renewable
effective
GLASS
high
high
Very low
Very high(hot) Very low (cold)
Non-‐porous
Med-‐ high
Heat and light
very
Very high
High embodied energy
expensive