Board surface with lineation E009:
green grid 5cm.
![Board surface with lineation E009:](/media/cache/56/6d/566d7f457fdccdec17b3d690bc693502/Mat-E009_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.