When we talk about the cleaning dry erase features, there is an essential material called the Ceramic steel surface which you should use. When we talk about the ceramic steel surface, a branded model called Polyvision e3 ceramic steel surface wins 80% or more in the markets. First I want to say it is not cheap, so why it is loved and willing to be paid by the customer? 

PolyVision e3 CeramicSteel whiteboard surfaces can be written on with dry-erase, semi-permanent, water-soluble or permanent marker without damaging the writing surface. There are 3 different standard ceramic steel colors for whiteboard and 4 different ceramic steel colors for a chalkboard. Also, each color can support many different finishes on the surfaces. This is a quite flexible material for a different purpose for any environment. 

Can you imagine a products support 50-year warranty? PolyVision e3 CeramicSteel is a highly durable and outperformed aluminized steel marker board in resistance to scratching, staining, cold citric acid, and graffiti. Moreover, PolyVision e3 CeramicSteel is 99.9% recyclable and the only globally Cradle to Cradle certified surface of its kind. It is safe, clean and emits no harmful chemicals into the environment.

Polyvision e3 ceramic steel is an easy to clean, strong magnetic and scratch-resistant with a lifetime warranty, which makes it so widely used in whiteboard and interactive whiteboard. Every interactive whiteboard we can upgrade from normal painted steel into a ceramic steel surface. When you closed the projector, our interactive whiteboard can be used as a normal whiteboard support maker dry-erase. When you turn on the projector, our interactive whiteboard can be an interesting and interactive smartboard. One board, two features!