SKI WS

SKI WS

Proven protection against moisture and dampness
SKI WS is intended for packaging medium and light weight products. Ideal for rainy and humid climates.

Advantages

Uses

SKI WS paper with improved moisture resistance reduces losses and product damage. Ideal for rainy and humid climates

  • Foodstuffs
  • Agricultural products
  • Organic and garden waste
Uses

Technical Properties SKI WS


The table above shows typical values for certain basis weights

Test conditions: ISO 554 – 1976 (23 ± 1 °C / 50 ± 2 %)

MD = machine direction; СD = cross direction; WS = wire side

Validity: 01.01.2021 – 31.12.2021

Name Test
method
SKI
WS-
60
SKI
WS-
70
SKS
WS-75
SKI
WS-
80
SKI
WS-
90
SKI
WS-
100
Grammage, g/m² GOST R ISO 536 /
ISO 536
60±2 70±2 75±2 80±2,5 90±2,5 100±3
Tensile strength , kN/m MD
CD
ISO 1924-3 6,0
4,2
7,0
4,9
7,5
5,2
8,0
5,6
9,0
6,3
9,5
7,0
Tensile index, Nm/g MD
CD
100
70
100
70
100
70
100
70
100
70
95
70
Stretch at break, % MD
CD
2,5
7,0
2,5
7,0
2,5
7,0
2,5
7,0
2,5
6,7
2,5
6,7
Tensile energy absorption (TEA), J/m² MD
CD
95
190
110
225
115
230
120
240
135
260
150
290
TEA index, J/g MD
CD
1,6
3,2
1,6
3,2
1,5
3,1
1,5
3,0
1,5
2,9
1,5
2,9
Теаr index, mNm²/g MD
CD
GOST 13525.3
(ISO 1974)
13
13
13
13
13
13
13
13
13
13
14
14
Water absorption (Cobb 60), g/m² WS GOST 12605
(ISO 535)
32 32 32 32 32 32
Wet Strength average for two directions, % GOST R ISO 3781 / ISO 3781 20 20 20 20 20 20
Air resistance(Gurley method),s ISO 5636-5 25 25 25 25 25 25
Mosture, % GOST ISO 287 /
ISO 287
7,5 7,5 7,5 7,5 7,5 7,5