Board surface with lineation E143:
black 3. school year.
![Board surface with lineation E143:](/media/cache/18/df/18df76fd6fdacefb0dfaee4775c0e454/Mat-E143_ME_XX_P01.lang.jpg)
Steel sheet for all specially-coated writing surfaces of up to a width of 300 cm and a height of 120 cm. The vitreous-enamel coating is stoved at a high temperature by a special process. The surfaces can be written on with chalk and magnets adhere to them.