A material used to help maintain a certain temperature in a building by reducing the flow of heat from and to the building.
The filling or cladding of walls and other external/unprotected areas of buildings such as roof spaces to prevent loss of heat through draughts.
a material used in preventing the transfer of heat, namely body heat. We employ 3 different types of insulation in our clothes and sleeping bags: fleece and pile, man-made fibers like Primaloft® and Polar-guard® 3D, and goose down.
A conducting substance surrounding the conductor, also called the dielectric. The material has such a low conductivity that the flow of electrical current through it can usually be neglected.
Material used in the walls and roof of a steel building system in order to reduce heat transfer.
process of keeping heat or cold in one place and preventing it from escaping with little or no air movement
Any material used to reduce heat transmission. The most common types are fiberglass blankets and structural foam panels, which are placed in the walls and ceilings. Fiberglass insulation is supplied in rolls (blankets), and in shorter lengths (batts). Foam panels are supplied in a variety of sizes and configurations, and may also be surfaced with reflecting foil. Also see R-factor.
A material designed to control the passing of heat and / or sound.
The fiberglass matting, whether foil faced or batt type used to insulate a modular building. Standard insulation in a mobile office would be R-11 in the ceiling, R-11 in the floors, R-11 in the sidewalls.
That state in which the transfer of electricity or heat from a certain body to other bodies is prevented by the interposition of a non-conductor. The non-conductor itself.
A material that will not pass an electric current except at high voltages (breakdown voltage). Used to surround a conductor and within equipment and switchgear to avoid possibility of personal contact with live parts. Common insulators are PVC, XLPE & Rubber
Non-conducting materials separating the current-carrying parts of an electric machine from each other or from adjacent conducting material at a different potential.
Material that has the ability to reduce heat or cold transmission.
A material having a relatively high resistance to heat transfer.
Material used to prevent the transfer of electricity, heat and sound.
1] Any material which does not conduct electricity. It is used to prevent the flow or leakage of an electrical conductor. [2] Any material which does not readily conduct heat. Used to keep heat or cold out of something.
materials or systems used to prevent heat loss or gain, usually by employing small dead air spaces to limit conduction and/or convection.
Materials with such poor ability to conduct heat that they are used to prevent heat being lost from an appliance. Most insulating materials depend for their effect on the presence of numerous air cells, so held that convection is restricted or prevented.
Material used to help maintain a certain temperature in a building by reducing the flow of heat to and from that building. See also Thermal Insulation.
A material having high electric resistance making it suitable for covering components, terminals, and wires, to prevent the possible future contact of adjacent conductors resulting in a short circuit.
A non-conductive protective covering for electrically active parts and wire that prevents short circuits and other unwanted interference.
Insulating materials are poor conductors of heat or electricity. Some natural examples of heat insulators include fur, feathers, cellulose fibres, wood or wool.
Material such as foam or fiberglass--sandwiched between the interior cavity walls and the exterior cabinet of the refrigerator and freezer--used to keep cold air from escaping. R - Z
ANY CONSTRUCTION MATERIAL(S) THAT KEEP OUT THE COLD, HEAT, NOISE AND PROVIDES PROTECTION AGAINST FIRE.
A material with very high resistivity used to protect conductors. Insulation is usually extruded over the wire or conductor after the drawing process.
Thermal protection used in motors to prevent heat transfer to temperature sensitive materials.
With respect to a fabric, a material that protects from the loss of warmth or the penetration of cold.
Materials with low thermal conductivity characteristics that are used to slow the transfer of heat.
a material of high R-value that functions as a heat barrier.
the state of being isolated or detached; "the insulation of England was preserved by the English Channel"
the act of protecting something by surrounding it with material that reduces or prevents the transmission of sound or heat or electricity
process in which a material slows heat loss or gain.
A material with high resistance (R-value) to heat flow.
An electrically nonconductive material covering the bare conductors.
Material that does not conduct electricity, used in electrical equipment to prevent short circuits or loss of current (e.g. rubber or plastic coatings on wire).
The material or substance used to insulate against heat, cold, sound, etc.
Material for obstructing passage of sound or heat from one surface to another.
Anything that prevents the passage of heat (or light, electricity or sound) from one medium to another.
the protective material covering electrical cable or equipment.
A material which conducts electric current poorly.
A material which is a poor conductor of electric current.
a material high in resistance to heat transmission placed in walls, ceilings or floors of a structure.
The protecting of a structure from heat loss by filling wall, roof and floor voids with materials which retard heat flow.
high-density direct burial polystyrene insulation or other material of comparable insulating value approved by the department.
Material used to prevent heat loss in a structure. Insulation is usually placed within ceilings and walls, and sometimes floors. Quality home insulation can help to reduce heating or electricity bills.
In electrical circuits, insulation (a non-conductive material such as plastic) is used to isolate current-carrying wires and components from their surroundings. This is an important safety measuring, preventing users from receiving shocks from electric appliances. Insulation is used to reduce the transfer of heat from a hot object to a cold one. Testing for Charge, Insulation
a product that inhibits conductive and convective heat transfer. Some materials are naturally better insulators than others because they contain more "dead air" pockets. These pockets of trapped gas help to slow the movement of heat. However, if processed properly, virtually any product, including glass, cotton, paper, and plastic, can be used to make insulation.
A man-made or natural material that resists heat flow that is installed in a house's shell to keep the heat in a house in the winter and the coolness in the house in the summer. The most common form of insulation is fiberglass, whether in batts or blown-in material, along with cellulose, rigid foam boards and rock wool.
A material used to separate the interior of your home from the outside environment, thereby preventing the transfer of heat.
A material that reduces or prevents the transmission of heat or sound or electricity
Material used to resist the loss of heat energy. Materials such as fiber glass, mineral wool, cellulose and foam are placed in the walls, ceilings, basements and crawl spaces. Insulation may be blown or installed in batt sections.
a material that is used to prevent heat transfer. It will keep cold things cold and hot things hot. Or a material that does not conduct an electric current and is used to cover wires that are carrying an electric current
A material that prevents movement of heat or cold. In winter, the snow acts like a insulating blanket and can protect animals under the snow.
Materials that slow heat loss, such as cellulose, glass fiber, rock wool, polystyrene, urethane foam, and vermiculite.
Insulation is non-conductive material used to prevent leakage of electric current from a conductor. There are several classes of insulation in use for generator construction, each recognized for a maximum continuous-duty temperature.
Nonconductive coating that protects electrical wires
Materials that prevent or slow down the movement of heat.
Any electrically resistive material which prevents current flow. In pacing leads, insulation is the flexible outer sheath which prevents the conductor coil from making direct contact with body tissue. Typical lead insulation materials include silicone rubber elastomer and polyurethane.
Any material that slows down the transfer of heat.
Material used to resist loss of heat energy and to reduce the transfer of sound or electricity.
Non-conductive material used to protect and separate electronic components or circuits.
SYSTEMS Five specialized elements are used, which together constitute the motor's INSULATION SYSTEM. The following are typical in an AC motor: 1. TURN-TO-TURN INSULATION between separate wires in each coil. (Usually enamel on random wound coils of smaller motors - tape on "form wound" coils of larger motors.) 2. PHASE-TO-PHASE INSULATION between adjacent coils in different phase groups. (A separate sheet material on smaller motors - not required on form wound coils because the tape also performs this function.) 3. PHASE-TO-GROUND INSULATION between windings as a whole and the "ground" or metal part of the motor. (A sheet material, such as the liner used in stator slots, provides both di-electric and mechanical protection.) 4. SLOT WEDGE to hold conductors firmly in the slot. 5. IMPREGNATION to bind all the other components together and fill in the air spaces. (A total impregnation, applied in a fluid form and hardened, provides protection against contaminants.
The ability to protect against transfer of heat/cold.
Non- conductive materials used to separate electric circuits.
Any material used to support another beam or rafter and eliminate a column support.
A material which offers high electrical resistance, making it suitable for covering components, terminals, and wires. This prevents the possible future contact of adjacent conductors resulting in a short circuit.
The layer that encloses your Pizza Oven, and stops heat from escaping. Typically, this means a layer of Vermiculite concrete below your Pizza Oven, and both Insulating Blanket and Vermiculite layers above your Oven.
Low mass material with high thermal resistance used to slow the transfer of heat by conduction.
Non-conductive material that surrounds or separates two conductive materials (wire).
Any material used in building construction to resist heat loss, protect against sound transmission or fire, or to cover electrical conductors.
A material having high resistance to the flow of electric current. Often called a dielectric in radio frequency cable.
Applied over the conductor shield, insulation confines the electric field caused by the voltage on the energized conductor in the cable. See Conductor, Conductor Shield.
A material to prevent the passage of heat or sound; also used to reduce fire hazard.
Construction materials used for protection from noise, heat, cold or fire.
Any material having high resistance to the flow of electric current that protects the inner conductors of an electrical cord.
The protective material covering electric wire. Rubber or polyethylene are commonly used.
a building material used between walls to limit heat and sound from passing between rooms
Any material high in resistance to heat transmission that, when placed in the walls, ceiling, or floors of a structure, and will reduce the rate of heat flow
Materials including cellulose, glass fiber, rock wool, polystyrene, urethane foam and vermiculite that slow heat loss.
is material that is placed in walls, ceilings and floors to reduce the rate of heat flow. All insulation is rated by its R-value, which is the insulation material’s resistance to heat flow. The higher the R-value, the more effective the insulation.
material having a high resistance to the flow of electric current, to prevent leakage of current from a conductor.
A material having a high resistance to the flow of electric current; insulation over underground conductor is made of either EPR or XLPE material.
material that does not conduct electricity easily
The insulation market is made up of users who manufacture electrical and electronic products in which the electrical conductors must be insulated to contain the electric currents flowing through them. Special varnishes are applied in ways which ensure complete coverage, and generally cured with moderate heat. Optical fibres also need special coatings, as do the casings of electronic eq2uipment to screen the equipment from electromagnetic radiation.
Any material used in building construction to reduce heat transfer.
Any materials used for the reduction of fire hazard or for protection from heat or cold.
Thermal insulation is any material that significantly reduces the flow of heat, placed between conditioned and unconditioned areas.
Substance used to retard or slow the flow of heat through a substance.
any of a variety of materials designed to reduce the flow of heat, either from or into a building. (See also Thermal Insulation.)
A polymer-based foam-like material placed between the hot tub shell and the air around the shell essential that works against heat loss, muffles sounds of pump operation, conserves energy and sometimes strengthens the shell.
A material having good dielectric properties that is used to separate close electrical components, such as cable conductors and circuit components.
a material that keeps energy from crossing from one place to another: on electrical wire, it is the plastic or rubber that covers the conductor; in a building, insulation makes the walls, floor, and roof more resistant to the outside (ambient) temperature.
Polyurethane foam, polyester and fiberglass installed between the tank and jacket that prevent standby heat loss.
A material to reduce heat transfer by conduction. A good insulator has a large R-value and a large thermal resistance; a low thermal conductivity.
Generally, any material which slows down or retards the flow or transfer of heat. Building insulation types are classified according to form as loose-fill, flexible, rigid, reflective, and foamed-in-place. All types are rated according to their ability to resist heat flow (R-Value). In electrical contracting, rubber, thermoplastic, or asbestos wire covering. The thickness of insulation varies with wire size and type of material, application or other code limitations.
Any material high in resistance to heat transmission that is placed in structures to reduce the rate of heat loss.
Any method which will retard the flow of heat through a wall. In baghouses, it is commonly a lightweight fiberglass mat.
A material that electrically isolates a conductor or thermally isolates an object from its surroundings.
Material that opposes the passage or transmission of heat or electricity.
A material of low thermal conductivity used to reduce heat loss.
A coating of a dielectric or essentially non-conducting material whose purpose it is to prevent the transmission of electricity.
A material used to prevent the leakage of electricity from a conductor and to provide mechanical spacing or support as protection against accidental contact with the conductor.
Any material or substance that provides a high resistance to the flow of heat from one surface to another. The different types include blanket or batt, foam, or loose fill, which are used to reduce heat transfer by conduction. Dead air space is an insulating medium in storm windows and storms as it reduces passage of heat through conduction and convection. Reflective materials are used to reduce heat transfer by radiation.
Material with low thermal conductivity used to reduce the temperature difference between the internal and external environment.
A nonconducting material designed to reduce the transfer of energy or electric current between two materials.
Any material that blocks the flow of electricity.
Non-conductive materials used to cover or surround a conductor, permitting it to be handled without danger of electric shock.
With regard to construction; an "R" value measures an insulation material's resistance to heat. A higher "R" value means greater insulation. If the inside of an exterior wall is about the same temperature as other interior walls, then the insulation is deemed adequate.
Material that impedes heat transfer.
The non-conductive material that covers electrical wires.
Materials, such as fiberglass, rock wool, urethane foam, polystyrene, cellulose and vermiculite, which are used to slow heat loss. Insulation comes in different forms: blanket, batt, rigid, fill, reflective, made of glass wool, cotton or wood fibers. Organic materials must be pretreated to become insect, fire and decay resistant.