Hood Performance Virgin Liner

Wet Strength Medium Product Image

31#HP / 33#HP / 35#HP / 41#HP / 45#HP / 55#HP


We are capable of producing lighter weight grades.

Call or email your Sales contact for further information.

High Performance Kraft Linerboard Specifications

Characteristic Unit of Measure   31#
150GSM
33#
161GSM
35#
170GSM
41#
200GSM
45#
220GSM
55#
273GSM
Method
Basis Weight Cond to 7.5% H20
#/1000 ft2
g/m2
Min.
Min.
30.0
146.4
32.0
156.2
34.0
166.0
38.9
210.4
42.7
208.4
53.2
259.7
Tappi T-410
Moisture
%
Min.
Max.
5.0
8.0
5.0
8.0
5.0
8.0
5.5
8.5
5.5
8.5
5.5
8.5
Tappi T-412
STFI CD (SCT)
#/in
kN/m
Min.
Min.
17.7
3.10
18.8
3.29
19.9
3.48
21.0
3.68
24.0
4.20
29.5
5.16
Tappi T-826
Ring Crush CD
#/6 in
kN/m
Min.
Min.
60
1.75
65
1.90
70
2.04
76
2.22
90
2.63
113
3.30
Tappi T-822
Cobb Size (2-minutes) Top
g/m2
Min.
Max.
30
65
30
65
30
65
30
65
30
65
30
65
Tappi T-441
Cobb Size (2-minutes) Bottom
g/m2
Min.
Max.
30
65
30
65
30
65
30
65
30
65
30
65
Tappi T-441
Gurley Porosity
sec/100ml
Min.
20
20
20
20
20
20
Tappi T-460

* Minimums are per UFC 6000-M Table A


Kraft Linerboard Specifications

Characteristic Unit of Measure   33#
161GSM
42#
205GSM
69#
337GSM
Method
Basis Weight Cond to 7.5% H20
#/1000 ft2
g/m2
Min.
Min.
32.0
156.2
39.9
189.9
65.6
320.2
Tappi T-410
Moisture
%
Min.
Max.
5.0
8.0
5.5
8.5
5.5
8.5
Tappi T-412
Mullen
psi
kPa
Min.
Min.
68
469
95
655
124
854
Tappi T-807
Cobb Size (2-minutes) Top
g/m2
Min.
Max.
30
65
30
65
30
65
Tappi T-441
Cobb Size (2-minutes) Bottom
g/m2
Min.
Max.
30
65
30
65
30
65
Tappi T-441
Gurley Porosity
sec/100ml
Min.
20
20
20
Tappi T-460

* Minimums are per UFC 6000-M Table A


Hood Kraft Paper Specifications

Characteristic 40CON 40MTW 50CON 50MTW 60CON 60MTW Method
Basis Weight Cond to 7.5% H20
#/3000 ft2
Min.
Max.
38.0
43.5
38.0
43.5
47.5
52.5
47.5
52.5
57.0
63.0
57.0
63.0
Tappi T-410
Moisture
%
Min.
Max.
5.0
8.0
5.0
8.0
5.0
8.0
5.0
8.0
5.0
8.0
5.0
8.0
Tappi T-412
Caliper
mils
Nom
4.7
4.7
5.8
5.8
6.6
6.6
Tappi T-411
Tear, MD
grams
Min.
Nom.
91
78*
94
120
110*
130
148
132*
155
Tappi T-414
Tear, Total
grams
Min.
Nom.
195
188*
205
256
235*
276
318
282*
330
Tappi T-414
Tensile, CD
lbf/in
Min.
Nom.
13
12*
14
19
19*
20
22
23*
24
Tappi T-404
Tensile, CD
lbf/in
Min.
Nom.
13
12*
14
19
19*
20
22
23*
24
Tappi T-404
Tensile, Total
lbf/in
Min.
Nom.
42
37*
44
56
53*
58
65
64*
69
Tappi T-404
Cobb Size (2-minutes) Top
g/m2
Min.
Max.
30
65
30
65
30
65
30
65
30
65
30
65
Tappi T-441
Cobb Size (2-minutes) Bottom
g/m2
Min.
Max.
30
65
30
65
30
65
30
65
30
65
30
65
Tappi T-441
Mullen
psi
Nom.
28
30
35
38
45
48
Tappi T-403
Gurley Porosity
sec/100ml
Min.
7
7
7
7
7
7
Tappi T-460

* Minimums are per UFC 6000-M Table A