Heated hose
Encyclopedia
Heated hoses are used in bonding technology , filling and dosing systems, medical technology
Medical technology
Medical Technology encompasses a wide range of healthcare products and is used to diagnose, monitor or treat diseases or medical conditions affecting humans. Such technologies are intended to improve the quality of healthcare delivered through earlier diagnosis, less invasive treatment options and...

, chemical, pharmaceutical and food
Food
Food is any substance consumed to provide nutritional support for the body. It is usually of plant or animal origin, and contains essential nutrients, such as carbohydrates, fats, proteins, vitamins, or minerals...

 industry, extruder applications, and research & development. The heated hoses are used wherever a liquid, viscous or melted medium has to be transported from one place to another, e.g. chocolate
Chocolate
Chocolate is a raw or processed food produced from the seed of the tropical Theobroma cacao tree. Cacao has been cultivated for at least three millennia in Mexico, Central and South America. Its earliest documented use is around 1100 BC...

, jelly
Fruit preserves
Fruit preserves are preparations of fruits and sugar, often canned or sealed for long-term storage. The preparation of fruit preserves today often involves adding commercial or natural pectin as a gelling agent, although sugar or honey may be used, as well. Prior to World War II, fruit preserve...

 or hotmelt. In most applications, the temperature of the medium needs to remain constant at a specified value irrespective of variations in ambient temperature.

Heated hoses are suitable for environments from -40°C to 80°C and can be used in explosion-proof zones 1/21 and 2/22, if required..

A heated hose consists of a flexible hose, through which the media is pumped. This hose determines the resistance against temperature and chemicals. A heating element
Heating element
A heating element converts electricity into heat through the process of Joule heating. Electric current through the element encounters resistance, resulting in heating of the element....

 is wrapped on the hose and then it is covered with insulation material. Possible insulation materials are Polyamid, steel wire, ore silicone
Silicone
Silicones are inert, synthetic compounds with a variety of forms and uses. Typically heat-resistant and rubber-like, they are used in sealants, adhesives, lubricants, medical applications , cookware, and insulation....

. The heating element
Heating element
A heating element converts electricity into heat through the process of Joule heating. Electric current through the element encounters resistance, resulting in heating of the element....

 contains a heat sensor
Sensor
A sensor is a device that measures a physical quantity and converts it into a signal which can be read by an observer or by an instrument. For example, a mercury-in-glass thermometer converts the measured temperature into expansion and contraction of a liquid which can be read on a calibrated...

. Fittings and fixtures can vary with the application.

Heated hose are generally specified by required inside diameter, working pressure , operating conditions, voltage, temperature sensor and hose fitting.

Heated hoses are now available for use around the home and farm. Commonly used on farms to get water to livestock in northern climates during the winter.

External links

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