Thermosetting plastics undergo a chemical change during moulding an can never again be softened by reheating. The chemical change in the moulding process is triggered by temperature and pressure and is called curing.
Thermosetting plastics are harder and more brittle than thermoplastic materials.
- ρ -
- σ -
- E -
|Brinell Hardness Number|
|Acetals, glass filled||1600||58 - 75||2 - 7||7||27|
|Epoxy resin, glass filled||1600 - 2000||68 - 200||4||20||38|
|Melamine formaldehyde, fabric filled||1800 - 2000||60 - 90||7||38|
|Phenol formaldehyde, mica filled (phenolic)||1600 - 1900||38 - 50||0.5||17 - 35||36|
|Urea formaldehyde, cellulose filled||1500||38 - 90||1||7 - 10||51|
Elastomers are substances such as natural rubber and polymers which have material properties which resemble rubber.
Material properties of gases, fluids and solids - densities, specific heats, viscosities and more.
Plastic deformation properties.
Shear Modulus (Modulus of Rigidity) is the elasticity coefficient for shearing or torsion force.
Commonly used plastic abbreviations.
Symbol codes and labeling used for recycling plastic products like bottles, containers and packagin.
Thermal conductivity of plastics.
Specific heat of polymers like epoxy, PET, polycarbonate and more.
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