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Agriculture

TÜBİTAK

Caucasian fir

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Evaluation Of Thermal Treatability Of Caucasian Fir (Abies Nordmanniana (Link.) Spach.) Treated With Heated Tanalith-C Of Cca Above And Below The Fibre Saturation Point, İlker Usta Jan 2005

Evaluation Of Thermal Treatability Of Caucasian Fir (Abies Nordmanniana (Link.) Spach.) Treated With Heated Tanalith-C Of Cca Above And Below The Fibre Saturation Point, İlker Usta

Turkish Journal of Agriculture and Forestry

Caucasian fir (Abies nordmanniana (Link.) Spach.) was treated using the full-cell process with heated tanalith-C at elevated temperatures from 5 to 70 ºC above and below the fibre saturation point (FSP: 32.1%) (in 40% and 20% moisture content (MC) levels). Thermal treatability was determined on the basis of preservative uptake (the percentage of void volume filled, VVF%) in transverse flow (a combination of tangential and radial directions) and triplex flow (based on all 3 flow directions). To characterise the treatability, analysis of the coefficient of transverse thermal conductivity was also performed above and below the FSP. Thermal conductivity (Tc) increased …


The Effect Of Moisture Content And Wood Density On The Preservative Uptake Of Caucasian Fir (Abies Nordmanniana (Link.) Spach.) Treated With Cca, İlker Usta Jan 2004

The Effect Of Moisture Content And Wood Density On The Preservative Uptake Of Caucasian Fir (Abies Nordmanniana (Link.) Spach.) Treated With Cca, İlker Usta

Turkish Journal of Agriculture and Forestry

The effect of moisture content and wood density on the preservative uptake (on the basis of the percentage of void volume filled (VVF%)) of Caucasian fir (Abies nordmanniana (Link.) Spach.) was studied in various levels of moisture content (MC). VVF% was measured in 11 MC regimes (7 of which were designed to be below the fibre saturation point (FSP)) consequtively nominated using a conventional kiln. All the samples were treated with CCA-tanalith C via a mild schedule of full-cell impregnation. A significant correspondence between MC and both wood density and VVF% was established and an attempt was thus made to …