Board surface with lineation E130:
grey grid 10cm..
![Board surface with lineation E130:](/media/cache/25/89/2589d6410b6dd40650f0df1cb8d813b4/Mat-E130_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.