TPR

TPR

1. matirials

   • natural
     • pine,iron,rubber,wool,marble
   • process
     • paper,steel,melamine,lycra,bricks

2. propertis of materials

   • transparent,opaque,translucent,hardenes,thougness,thermal expansion

3. ferrous materials

   • cast iron
     • percentage of 2% to 6,67% of carbon
   • steel
     • percentage of the 0,1% to 2% of carbon
   • iron
     • percentage less than a 0,1% of carbon

4. non-ferrous materials

   • cooper propyertys
     • good conductor
     • resistan to corrision
     • is easy to solder
   • tin properties
     • is very ductyl
     • easy to work and melt
   • aluminion propertys
     • is lihgt,resistan to corrision,good conductor
     • is not toxic,easy to shape
   • zinc propertys
     • is malbeable
     • good conductor
     • is lhigt and resitant of coorision