double wrap box

Wrapping box for heavy books and documents.

Double construction.

It is usually used for transport in exhibitions.

Built in corrugated cardboard of 300grs.

Light gray exterior finish.

.Materials comply with ISO9706 regulations

paper core:

• 100% bleached cellulose (alpha cellulose).

• Without the usage of recycled fibers.

• Free of wooden fibers • Kappa level 1 – 2 = lignin - free.

• pH - value 8.0 – 9.5 = acid - free (in accordance with ISO 6588 -1:2005).

• Alkaline reserve (buffer) > 2% natural calcium carbonate (GCC).

• Sizing: neutral/synthetic (without alum additive).

• Without optical brighteners (OBA - free).

• Photographic Activity Test (PAT) passed in accordance with ISO 18916 : 200.

Glue used for Corrugated cardboard.

• Native potato starch.

• pH-value > 8.0.

• Glued moisture-proof (wet-strengthened).