Are available in roll form with diamond dotted raisin coating , the paper is chemically neutral and free from defects such as wrinkles , wild formation , and contamination of foreign matter , single pattern is of 9mm X 9MM and are 6.3 cm apart arranged regulary at an angel of 20-40 degrees against running direction .
Shelf life of DDP is normally 12 months , when stored ina controlled atmosphere it can have a extended shelf life