Nomex electrical insulation technical library dupont. Nomex is a flameresistant metaaramid material developed in the early 1960s by dupont and first marketed in 1967. A simple explanation of nomex, the flameresistant, heatresistant, and electrical insulating material made by dupont. Nomex 410, the original form of nomex paper, is widely used in a majority of electrical equipment applications. Nomex delivers superior performance and proven reliability to a range of electrical insulation applications. Us4981488a us07394,334 us39433489a us4981488a us 4981488 a us4981488 a us 4981488a us 39433489 a us39433489 a us 39433489a us 4981488 a us4981488 a us 4981488a authority us. The download request has been successful and the download should start automatically. Nomex kapton nkn and nk manufacturer dupont are insulation laminates with very good properties such as dielectric strength, initial tear strength, tensile strength and thermal properties. The following information must be read and accepted by the user before proceeding. Whats the difference between kevlar and carbon fiber. Dupont z200 fiber, a moisture barrier, and a thermal liner of dupont.
Taking on the toughest jobs requires an even tougher person. Dupont nomex 410, the original form of nomex paper, has earned a global reputation for its ideal balance of properties and proven performance in a wide range of applications. Because some jobs are reserved for the brave, the fearless, and the heroic. Using a carbon fiber 3d printer, the company were able to reduce part count from 800 to less than 70. Dupont omex nomex 410 is a family of insulation papers that offer high inherent dielectric strength, mechanical toughness, flexibility and resilience. Nothing in this publication is to be considered as a license to operate under or a recommendation to infringe any patent right. The effects of temperature on tensile strength and elongation are illustrated for nomex type 410 paper in figure 5 of the nomex type 410 data sheet. Nomex 356 is designed for use as layer insulation within transformers and as phase insulation in handwound motors, with layer insulation in liquid immersed transformers being one of the best. Thanks to its excellent tensile, tear and dielectric strength nomex. Nomex is a dupont registered trademark for its family of aromatic polyamide aramid. And to those dedicated to pushing the limits, dupont ppe is. For more than 50 years, nomex 410 has been addressing the everincreasing demands of the electrical industry, making it the insulation of choice for a majority of todays electrical equipment applications.
Precision paper tube company has developed a method of fabricating square, round, or rectangular tubing of this material using a special, compatible binder that provides a laminated, thermally stable. Nomex kapton laminates in twoply or threeply consist of nomex. Using the dupont whitepaper specification guide optimizing the protection, comfort and cost of protective ppe for your workers. Other information the information provided in this safety data sheet is correct to the best of our knowledge, information and belief at the date of its publication. Race car driver and support personnel applications.
From below the earths surface to beyond the atmosphere, and everywhere in between, nomex enables a stronger, safer tomorrow. You come down the straight at over 200mph 300 kph, a tire blows. Nomex is an inherently heat and flameresistant fiber that wont melt, drip or support combustion providing a superior barrier between for whats inside from the hazards around it. Although dyeable, it is less dyeable than the type 455 and 462 staple products, and is not available as a dye merged staple. Manufacturers who are looking for ways to reduce the size of their transformers will find nomex. Designed for rotating machines operating in medium and high voltage applications and those applications with special fire requirements, the dupont nomex. Aramid fabrics pretreated with ncyclohexyl2pyrrolidone chp followed by printing with an aqueous print paste or containing up to 50 parts by weight chp in the print paste are printed. The flexibility of nomex type 414 is shown by the good fold endurance values in table iii. Nomex 356 is a mediumdensity paper that exhibits properties that are midway between highdensity nomex 410 paper and lowdensity nomex 411 paper. By using nomex paper as electrical insulation, manufacturers of everything from transformers and generators to wind turbine systems and hybrid electric vehicles hev have been able to help improve the integrity and performance of their own products.
Dupont nomex is an inherently heat and flameresistant fiber that helps protect workers in a wide variety of professions. These can include nomex kapton nk and nomex kapton nomex nkn. Engineered elastomers please refer to the bulletin on preparations at dupont. These effects will be similar for nomex type 414 paper. Type 455 nomex nomex iii type 455 staple of nomex, a patented blend of nomex and kevlar brand fibers, was introduced to fill the need for higher performance thermal protective apparel. Both kevlar and carbon fiber have interesting histories that. Fabrics printing was carried out on two different fabrics, a greige 4. Nomex is a polyamide paper made by dupont that has superior high temperature, high dielectric and good mechanical qualities. Variations in frequency up to 104 hz have essentially no effect on the dielectric constant of nomex. Nomex type 418 is available in 5 thicknesses, from 0. The dupont safespec product selector tools hazard, industry, guide, my scenarios and doublecheck are intended to assist in choosing protective clothing for particular applications and does not replace the judgment of a qualified safety professional or industrial hygienist.
You might not think dupont, but this material was developed by. Nomex is known for protecting first responders, utility and electrical workers, but thats just the beginning. Dupont nomex 418 paper type sheet, 5 mil x 24 x 36 eis. The calendared blend of aramid and mica offers increased voltage. Nomex styled nomex is a registered trademark for flame resistant metaaramid material developed in the early 1960s by dupont. Precision paper tube company has developed a method of fabricating. Compared to kraft paper and tuk thermally upgraded kraft, nomex. Nomex is a synthetic aromatic polyamide polymer that provides high levels of electrical, chemical and mechanical integrity over a wide range of temperatures.