It is corrugated sheet which is made from polypropylene. It is more stronger, more usefull, more hygienic than the other metarials in sector. ıt shows extra strenght against moisture and chemical actions. Corrugated plastic sheets reduce cost, It is corrugated sheet which is made from polypropylene. It is more stronger, more usefull, more hygienic than the other metarials in sector. ıt shows extra strenght against moisture and chemical actions. Corrugated plastic sheets reduce cost