Positive type: Positive working,conventional exposure with imagesetting film
Aluminium: Electro-chemically grained and anodized lithographic aluminum substrate
0.25/0/30mm: 50 pieces/box"
Storage Conditions: Store plates flat in the packaging(sealed),Store away from excessive cold,heat or high humidity Temp. at 10C-28°C,with RH between 30%-70% stacking height <1.5 M