Envelopes

DS Smith Paper is one of Europe’s leading suppliers of 100% recycled papers for conversion into buff envelopes.

The paper is produced at Wansbrough Mill on a state-of-the-art, computer controlled machine that ensures high and consistent quality.

Used by most of the UK’s buff envelope manufacturers, our paper has proved itself over and over again to be highly reliable, with excellent runnability on all leading envelope conversion machines.

The paper is made in plain, ribbed and basketweave versions, in a range of grammages.

DS Smith Paper envelope paper is ideal for customers who want a high quality, cost-effective and consistent product with strong environmental credentials.

Key Attributes of Envelopes
Feature Benefit
Plain, ribbed and basketweave supplied as standard Range of products available
Only UK producer Excellent service and short lead times
100% recycled Green credentials and cost benefit relative to virgin
Consistency Ease of conversion
Excellent shade control Allows convertors to provide a consistent envelope appearance
Good strength properties Reliable quality when converted
Own source of quality fibre Guaranteed product and even more environmental benefits
Own transport company Excellent delivery service

 

Typical Values for Standard Buff Envelope
Property Nominal Grammage
Standard g/m2 70           75           80           85           87           90          100         110
Caliper Microns 110         118         126         134         137         142         157         173
Burst kPa 143         153         163         174         177         184         204         225
Moisture % 6.5          6.5          6.5          6.5          6.5          6.5          6.5          6.5
Cobb 1 min g/m² 37.5        37.5        37.5        37.5        37.5        37.5        37.5        37.5
Bendtsen Porosity 350         350         350         350         350         350         350         350

 

Typical Values for Basketweave Envelope
Property Nominal Grammage
Standard g/m2 87           115         125         135
Caliper Microns 135         182         193         209
Burst kPa 174         227         246         268
Moisture % 6.5          6.5          6.5          6.5
Cobb 1 min g/m² 37.5        37.5        37.5        37.5