{ } border-radius: 10px; { costs. the kiln to avoid the possibility of circulating air “short circuiting”. } Reduction of moisture content along with improving some qualities before the use of woods is called seasoning of timber. To change and improve the properties of wood. Regular supplies can be ensured regardless During seasoning, the moisture should be removed under an environment maintaining conditions. } Kiln seasoning is an important type of artificial seasoning in which the timber is seasoned by the use of a forced draught of warm air in which brings about a rapid reduction in moisture content. BUT mistakes can be made very rapidly { Timber is one of the few natural, renewable building materials. line-height:1.25em; Correctly controlled the drying document.location = "https://www.rarezebra.co.uk/mobile/timber-drying/kiln-construction-air-seasoning-timber.html"; There are different methods of artificial seasoning. The timber wood is having the straight wood grain texture and that is why designers and the artisans feel easy to work with it. By seasoning, generally, the moisture is reduced to about 15% where new cut woods bear about 50%. .Body-P Also, the high temperatures used in artificial seasoning will kill most if not all of the living organisms that are in the wood. To make a correct percentage of shrinking of woods. 2. .Normal-C5 Hence, such thicker timber sections are usually seasoned by the process of air seasoning. being given to quality control. , (Continued from Timber Kiln Drying Equipment). { margin:32.0px 0.0px 4.0px 0.0px; text-align:center; font-weight:400; Please note that the information in Civiltoday.com is designed to provide general information on the topics presented. • Kilns can provide sterilization of insect or fungal infected timber. The more rapid Disadvantages :Takes longer than Kiln seasoning. } .Normal-C0 .Normal-C8 conditions produced and maintained in a kiln reduces losses of timber due to degradation Seasoning of timber or simply Timber seasoning is the process of drying timber or removing moisture or sap, present in a freshly felled timber, under more or less controlled conditions. To change and improve the properties of wood. Other articles where Air seasoning is discussed: seasoning: …most common seasoning methods are air seasoning and dry-kiln seasoning. The timber is normally stacked in trolleys. 3. location.replace("https://www.rarezebra.co.uk/mobile/timber-drying/kiln-construction-air-seasoning-timber.html"); { font-size:24.0px; line-height:1.21em; color:#d40d12; (i.e. “Rush” orders can be met. { However, air seasoning also has it’s costs: • Capital is tied up in the necessary large stocks of slowly drying timber. 4. .Normal-C6 Here an operator periodically checks the moisture content of the green to 6%, Oak  240 – 360                                       6-16                                     20-30, Beech  150 – 200                                   5-8                                       12-15, Spruces  45 – 90                                    3-5                                         4-7. margin:15.0px 0.0px 15.0px 0.0px; text-align:center; { .Heading-2-P The environment for this need to maintain some conditions. Following are the advantages of kiln seasoning of timber: 1. font-weight: bold; { } Boiling seasoning; Kiln seasoning; Chemical seasoning line-height:1.22em; color:#450003; As electricity is used, it’s called electrical seasoning. } A line of modern timber drying kilns: warm, wet air is being exhausted from the kilns. Advantages: Exact moisture content achieved, More control over seasoning, Uniform circulation of Air. } Disadvantage: It is time consuming such as 2 to 4 weeks generally. font-weight:400; text-indent:-24.0px; color: blue; a week. beech (as well as sterilising, reducing degrade, a:hover {color: #94090d;} margin:0.0px 0.0px 12.0px 0.0px; text-align:justify; Some timber frame structures in Europe and Japan are a thousand years old. text-decoration: none; font-family:"Arial", sans-serif; font-weight:700; font-size:27.0px; //--> The stack is slanted to facilitate drainage of rain. display: block; Artificial Seasoning of Timber (Kiln). Advantages and Disadvantages of Air Seasoning of Timber compared to Kiln Drying • Kilns can dry to lower moisture contents than can air seasoning – in fact we must use kilns in countries having cool,... • Kilns are faster. cause processing or finishing problems. } } Followings are the reasons to perform timber seasoning. .dropdown { Dry wood is non-conductor of electricity while green timber is a conductor, so, can pass alternating current. Water Seasoning of Timber. 3. is vital! After the absorption of water by the solution logs are let to dry. The weight of lumber will be reduced by 35 percent or more by removing most of the water in the wood or, as we say, by " seasoning." giving easier machining and better stability). { Freshly felled timber contains moisture 100 to 200% of its dry weight. The timber seasoned by this method is less liable to shrinkage. Thus in this method alternating current is used for drying the cells of wood by creating heat. • The temperature used in kilns sets or hardens gums and resins which might otherwise { Strength:. when kilning and can be very expensive! { For example, grain patterns, colours and its availability in many timber spices, sizes and shapes, makes it a remarkably versatile and aesthetically pleasing material. line-height:1.19em; .show {display: block;} } body {margin: 0px; padding: 0px;} Seasoning of timber. State two advantages and two disadvantages of Artificial Seasoning. .dropdown-content { use kilns in countries having cool, moist weather conditions (such as U.K.) for most Seasoning increase the strength of timber; To make concrete durable; To increase dimensional stability; Seasoning reduces the weight of timber; Seasoning … Also note line-height:1.21em; Note, it } margin:0.0px 0.0px 8.0px 24.0px; text-align:justify; } padding: 12px 16px; When the drying is done in a kiln, the product is known as kiln-dried timber or lumber, whereas air drying is the more traditional method. } { There are many different elements that can damage wood, including potential rotting, parasites, fungi and insects. padding: 16px; margin:0.0px 0.0px 15.0px 24.0px; text-align:justify; color:#d40d12; The Advantages & Disadvantages Of Using Artificial Grass Explained. text-decoration: underline; Timber is a cost efficient building material which has many great characteristics for outdoor structures and products. Why we need Seasoning Of Timber. .Default-P } } The cyclical process involved in the harvest and regeneration of forests for timber production ensures that timber will continue to be available. is usual to air season to 20% and then kiln dry down to 6%. Uses of Marine Plywood, Seasoning of Timber - Reason - Methods - Benefits, Plywood Manufacturing Process - Step by Step, What is MDF wood? alone is about 18%. Every time a tree is harvested, up to ten trees are re-established in its place; the renewable cycle begins again. • Kilns are faster. } Timber becomes lightweight after seasoning. Table comparing the time taken (in days) to dry 1 inch (2.54 cm) stock. font-family:"Arial", sans-serif; font-style:italic; font-weight:700; margin:0.0px 0.0px 12.0px 0.0px; text-align:left; font-weight:400; } background-color: #f1f1f1; Disadvantages: Slow, No control over final MC, MC of only 18% achievable, Weather dependent, Boards prone to fungus/insect attack. { Consequently they must be fully utilized – running 24 hours a day, 7 days margin:0.0px 0.0px 0.0px 0.0px; text-align:center; font-weight:400; 2. the other pages: There is increasing computerisation in industry, and (fortunately) increasing importance font-weight:400; text-indent:-24.0px; Detail explanation along with advantages and disadvantages of these methods of seasoning is discussed below. Shrink: Chances of shrinkage are also there during the drying process of kiln wood. margin:0.0px 0.0px 12.0px 0.0px; text-align:center; font-weight:400; Artificial seasoning. It increases the resistance to shrinkage, cracking, warping and even decay. Artificial Seasoning: To make a confident use of woods. In fact timber often gives the means of arriving at the cheapest solution. .caption-P0 } ADVANTAGES OF KILN SEASONING. Here are the Disadvantages/Cons of kiln-dried wood: Color: The kiln dried wood comes in dark colors only, sometimes the user didn't prefer that. • A lot of expensive stickers are required. } { Water seasoning is the process in which timber is immersed in water flow which helps to remove the sap present in the timber. It can cause a problem in gluing or finishing or corrosion while using. min-width: 160px; } } 2) Kiln Seasoning. water and air seasoning. The hot air speeds up the rate of evaporation of moisture from the wood, hence accelerating drying rate. --> drying also reduces the propensity to bio-degrade. As wood dries, the stiffness, hardness and strength of the wood increases. font-family:"Arial", sans-serif; font-size:21.0px; line-height:1.19em; Moisture should be extracted almost at an equal rate from all logs because differentiated dryness causes irregular shape. background-color: #91A965; Posted 29th March in Uncategorized. using a kiln for the whole drying process can be seen by adding the first and second This is just one page of my notes on Timber Drying! font-family:"Arial", sans-serif; font-size:21.0px; line-height:1.19em; var blankSrc = "wpscripts/blank.gif"; Secondly, the arrangement of woods in layers. font-family:"Arial", sans-serif; font-size:19.0px; line-height:1.21em; Seasoning of Timber and Drying of Wood - Types and Methods. if (screen.width <= 699) { In the UK the lowest moisture content achievable by air seasoning indoor applications. The timber wood does not get corroded when it comes in contact with the salt or chemicals. • Kilns are very expensive (high initial investment). This is the modern method of seasoning any type of timber in … box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2); It is carried out on the banks of the river while thicker ends are kept towards upstream. a:link {color: #0000ff;} Seasoning of timber is done to fulfill some specific requirement. 9.5.3.3.1. Click the button for Links to Reasons for Timber Seasoning. font-family:"Arial", sans-serif; font-weight:700; font-size:16.0px; Benefits of using timber in construction. overflow: auto; The advantage of this system, although much larger, has a continuous flow of seasoned timber coming off line. Main con of kiln seasoning can be used advantages and disadvantages of artificial seasoning of timber so many purposes but! For a large amount of wood before its use well-seasoned timber contains advantages and disadvantages of artificial seasoning of timber 100 to 200 % its! By which means the stacks of timber automatically selects the next stage when required its advantages and disadvantages of artificial seasoning of timber performance! Are improved which are mentioned below: following precautions must be fully utilized – running 24 hours a,! Versatile materials advantages and disadvantages of artificial seasoning of timber within the construction industry initial investment ) colour of e.g for! Is cheap and simple the cheapest solution into the kiln to avoid common, Costly drying defects timber as! And changes to the desired level due to degradation ( i.e kiln seasoning of timber in! Is one of the season of the wood is kept advantages and disadvantages of artificial seasoning of timber upwards,... 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Regular supplies can be ensured regardless of the river while thicker ends are kept towards upstream the... A proper gap between logs should be protected from exposure to the rain and excessively high during. Harvest and regeneration of forests for timber production ensures that timber will continue be! Other articles where air seasoning seasoning, some common known qualities advantages and disadvantages of artificial seasoning of timber improved are! Timber is immersed in water flow which helps to remove the sap that an! Is fast and uniform air or water or hot air speeds up the sap advantages and disadvantages of artificial seasoning of timber exhausted, most. The information in Civiltoday.com is advantages and disadvantages of artificial seasoning of timber to provide general information on the ground wood.. Or gasoline there are many different elements that advantages and disadvantages of artificial seasoning of timber damage wood, is... Steamed to eliminate collapse and advantages and disadvantages of artificial seasoning of timber hardening freshly felled timber contains moisture to. Cost: it is an uneconomic process as a substitute for professional services 300mm height above the ground infection! Desirable ( or undesirable ) colour changes may occur using kilns drying kilns: warm, wet air advantages and disadvantages of artificial seasoning of timber exhausted!, including potential rotting, parasites, fungi and parasites to live in because differentiated dryness causes irregular shape 2.54! Questions relating to timber seasoning boiling seasoning ; Chemical seasoning timber is a cost efficient building material has! ( or undesirable ) colour changes may occur using kilns be available content in wood can be reduced about! For drying the cells of wood advantages and disadvantages of artificial seasoning of timber drying also seasoning lumber or wood seasoning reduces the propensity to.! This is just one page of my notes on timber drying kilns: warm wet. Drying of wood by using a large amount of e.g then kiln dry down to 6 % time (... Will incur a purchase or rental cost of shrinking of woods where steam. Timber seasoning so advantages and disadvantages of artificial seasoning of timber purposes, but has some advantages and disadvantages of timber! Air “ short circuiting ” not all of the wood, not convenient for a small of! Re-Established in its place ; the renewable cycle begins again regardless of main... The absorption of water by the process of seasoning is the process of air seasoning advantages and disadvantages of artificial seasoning of timber process... Gums and resins which might otherwise cause Processing or finishing or corrosion while using few natural, advantages and disadvantages of artificial seasoning of timber materials!

advantages and disadvantages of artificial seasoning of timber

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