Domtar EP Softwood is a NBSK with high tear and tensile properties.
Characteristics
This bleached Northern Softwood has a high concentration of Jack Pine for high tear and tensile properties.
The pulp is clean and has low extractive content.
The pulp is elemental chlorine free and produced to high environmental standards.
Value-Added Features
Domtar EP softwood develops high tensile strength and maintains good tear strength.
Pure Benefits
- High tear and tensile strength
- Low extractives content
- Clean, low sclereids content
Ideal Applications
- SCA
- CFS
- Specialty packaging
- Lightweight printing and writing applications
End-use Benefits
High tear/tensile strength
Wood Species (Typical)
Typical Pulp Properties**
| Brightness (ISO) |
89 |
| Dirt (ppm) |
< 5 ppm |
| Viscosity (cp) |
16-22 |
| Fiber Length (mm) |
2.0-2.4 |
| Coarseness (mg/m) |
0.169 |
| DCM Extractives (%) |
0.021 |
| Ash (550° C) (%) |
0.30 |
| Air Dry (%) |
86 |
| * Kajaani FS-200 **FQA |
|
Shipping Data
| Dimensions |
Inches |
cm |
| Length |
33 |
83 |
| Width |
33 |
83 |
| Height |
16 |
41 |
| |
| Weight |
500 lb. / 227 kg |
| |
| Wrapping: |
Single wrapped with pulp |
| Wires: |
Domestic |
1 x 1 |
| |
Export |
1 x 2 |
| |
| Export Package: |
8 bales/unit |
PFI Mill Handsheet Data
|
Units |
0 |
250 |
3000 |
7000 |
9000 |
| Freeness |
CSF, (ml) |
684 |
666 |
540 |
360 |
294 |
|
SR, (°SR) |
17 |
18 |
22 |
35 |
40 |
| Bulk |
(cc/g) |
1.76 |
1.67 |
1.49 |
1.38 |
1.36 |
| Burst Factor |
|
23 |
37 |
80 |
93 |
94 |
| Burst Index |
(kPa-m²/g) |
2.27 |
3.59 |
7.80 |
9.1 |
9.21 |
| Tear Factor |
|
243 |
250 |
130 |
109 |
99 |
| Tear Index |
(mN-m²/g) |
23.8 |
24.5 |
12.7 |
10.7 |
9.73 |
| Breaking Length |
(m) |
3650 |
5100 |
9780 |
10800 |
11400 |
| Tensile Index |
(Nm/g) |
35.8 |
50 |
95.9 |
105.8 |
112.1 |
| Tappi Opacity |
% |
73.6 |
70.8 |
64.8 |
61.9 |
61.4 |
Pfi

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