Board surface with lineation E106:
blue squares 10cm.
![Board surface with lineation E106:](/media/cache/89/4d/894d17f58762eb11eac6a3a80213c83e/Mat-E106_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.