The Many Applications of the Laboratory Oven

A laboratory oven is, as the name suggests, anpiece of equipment based on their heating or
oven used not for preparing foodstuffs, but for adrying needs.
variety of applications in the laboratory orOther than the smaller benchtop and cabinet
industrial research and development environmentovens which are perhaps the most commonly
where the thermal convection provided by theseseen varieties of laboratory oven, there are other
ovens are necessary. These applications includeconfigurations available including continuous ovens
sterilizing, drying, annealing, baking polyimides andfor batch heating or drying and tube ovens which
many others. A lab oven may vary greatly in sizeuse indirect heating; a refractory container
as well as maximum temperatures, fromcontaining the material to be heated is warmed
benchtop models with capacities of a single cubicfrom the outside with these ovens.
foot (the equivalent of just over 28 liters of liquidVertical ovens (with the name referring to the
volume) to 32 cubic feet and above andshape of the oven rather than the air flow) are a
temperatures as high as 340 Celsius/650space-saving option for laboratories where space
Fahrenheit.is at a premium. For especially high volume
Some of the many common styles of laboratoryenvironments or for applications where extremely
oven include horizontal airflow, forced or naturallarge samples or materials need to be heated or
convection and pass-through ovens. In the medicaldried, there are even walk-in (and truck-in) styles
sector, ovens are especially common as aof lab oven.
method of drying and sterilizing laboratoryA laboratory oven may be controlled through a
glassware; though there are quite a few otherset point system or as is now increasingly
purposes for which a lab oven is used in bothcommon, feature programmable controls.
medical and research laboratory settings.Programmable controls allow the operator a much
Due to the relatively low temperatures at whichgreater degree of flexibility, since a temperature
they operate (at least compared to kilns,may be set along with a specific length of time;
incinerators and other industrial ovens), mostgenerally, these controls support multiple
ovens in use in the laboratory do not featureprograms for one-touch operation once routines
refractory insulation. However, this insulation ishave been programmed.
included in some higher temperature models ofMany different types of accessories and optional
laboratory oven in order to provide the user withcomponents are available either as integrated
a safer operating environment.features or as adjuncts for these ovens, including
The type of heat produced by lab ovens isalarms, cooling systems, air purification systems
something which can affect their pattern ofand logging and reporting features. There are also
usage. Common heat sources and/or thermala wide variety of different types of shelving and
transfer include induction, propane, electric,sample holders on the market for use with
dielectric, microwave, oil, natural gas or radiovirtually any laboratory oven as well as other
frequency. Each type of lab oven is better suitedoptional accessories which are designed to
to a specific set of applications, with laboratories,streamline the workflow of specific heating or
clinics and other facilities choosing this importantdrying applications in the laboratory.