Tied-up folder PS, Carta Rocca

A folder made from Carta Rocca acid-free paperboard of basic grammages, 240 and 300 g/m². The paperboard has ISO 9706 and PAT certificates.

• Carta Rocca paperboard:
  - certyfikat ISO 9706 oraz atest PAT
  - 100% cellulose
  - colour: white
  - pH > 7.5
  - alkaline reserve > 0.4 mol/kg
  - Kappa number < 5
  -  water absorbency:  Cobb60 < 30 g/m2
  - grammages: 240 and 300 g/m2
• Tie:
  - width 10 mm
  - 100% cotton cellulose
  - fibres are not chemically bleached
  - fibres are not of recycled origin
  - natural white
  - neutral pH
  - herringbone waeve 

• Adhesive:
  - pH 7.0 – 8.0
  - plasticizer-free
  - based on copolymer of ethylene and vinyl acetate (EVA)