bark, pine (#953)

ID-number#953
Materialbark, pine
Classification ECN Phyllis classification ▸ untreated wood ▸ bark ▸ bark, pine
NTA 8003 classification ▸ [100] hout ▸ [110] vers hout ▸ [112] schors
Ash type600 degC
Submitter organisationECN (Netherlands)
LiteratureK. W. Ragland, D. J. Aerts and A. J. Baker: Properties of wood for combustion analysis. Bioresource Technology 37 pp. 161-168 (1991).

Values

Property Unit Value Std dev Det lim Lab Date Method Remarks
ar dry daf

Fuel Properties

Proximate Analysis

Moisture content wt% (ar)
Ash content wt% 2.90

Ultimate Analysis

Carbon wt% 53.31 54.90 Measured
Hydrogen wt% 5.63 5.80 Measured
Nitrogen wt% 0.19 0.20 Measured
Sulphur wt% 0.10 0.10 Measured
Oxygen wt% 37.87 39.00 Calculated
Total (with halides) wt% 100.00 100.00 Calculated

Calorific Values

HHVMilne MJ/kg 21.02 21.65 Calculated

Chemical Analyses

Major elements

Aluminium (Al) mg/kg (dry) 2 150.0 Measured
Potassium (K) mg/kg (dry) 1 330.0 Measured
Sodium (Na) mg/kg (dry) 280.0 Measured
Calcium (Ca) mg/kg (dry) 5 300.0 Measured
Silicon (Si) mg/kg (dry) 5 300.0 Measured
Magnesium (Mg) mg/kg (dry) 1 100.0 Measured
Iron (Fe) mg/kg (dry) 610.0 Measured

Physical Properties

Ash melting behaviour

American standard method, measured in oxidizing conditions

IDT (initial deformation temperature) °C 1 210
SOT (softening or spherical temperature) °C 1 249
FT (fluid temperature) °C 1 288

American standard method, measured in reducing conditions

IDT (initial deformation temperature) °C 1 193
SOT (softening or spherical temperature) °C 1 226
FT (fluid temperature) °C 1 266