For example, the controlled density process for spiral wound gaskets ensures a high tightness level at a lower bolt stress. Material contains a high amount of fillers graphite and clays reinforced with a fiber structure and bonded with synthetic rubber. Leader style sr swgs are provided with an outer guide ring. For price price list of gaskets spiral wound gaskets pri. Spiral wound gaskets are used in refinery, petrochemical, chemical, steam lines and process industries, where they. Spiral wound gaskets and metal gaskets from flexitallic offer high temperature and pressure sealing with good recovery performance. The second usually compression control is not fitted to the gasket at all, but engineered into the flange.
However, from a sealing technology point of view, at diameters above 1100 mm is recommended the use of grooved gaskets. Spiral wound gaskets are manufactured by spirally winding a vshaped metal strip and a strip of nonmetallic filler material. Flexitallic does not accept responsibility for the misuse of this information. When flexitallic invented the spiral wound gasket in 1912, there was nothing like it. Lamons gasket company offers spiral wound gaskets in a variety of densities, for use with pressure ranges of vacuum to 2500 psi flange ratings, and in a temperature range of cryogenic to 2000f. Style aspcg spiral wound gaskets are ideal for high temperature and high pressure applications. Data specification sheet novus spiral wound gaskets special profiles in the event of a graphite filled spiral wound possibly causing an undesirable reaction between graphite and the medium to be sealed, or of a possible medium contamination, the problem can be solved by using a spiral wound gasket with a gtzone. The metal strip holds the filler, providing the gasket with mechanical resistance and resilience. Ring type joints, camprofile gaskets, mrg gaskets, spiral wound gaskets, metallic rings, semimetallic corrugated flange gaskets skip to content eriks.
Special gaskets gaskets of special design can be engineered and fabricated using the same basic fundamentals of flexitallic spiral wound gasket design and construction to cover a wide range of applications in installations for which there are no industrywide standards. Previously api 601, the new specification is asme b16. Special gaskets have been designed for valves, pumps, compressors, tur. Flexite super is mainly used in a wide range of applications as filler for spiral wound gaskets. Table of dimensions and tolerances of spiral wound gaskets.
Spiral wound gasket style ci with inner and outerring for din en ansi. Available styles of spiral wound gaskets 4 style w style w spiral wound gaskets are comprised of just the metallic windings and the soft, nonmetallic filler. The company has modern production facilities and well equiped laboratory with facilities like compression and recovery testing, leaking testing etc. We manufacture spiral wound gaskets in sizes from dn 10 to a diameter of 1200 mm. Inward buckling of spiral wound gaskets has been identified as a potential problem. Spiral wound gaskets have an optimum flange surface finish between 125 to 250 aarh, with a maximum of 500 aarh. Thermiculite 835 is a high temperature filler material for spiral wound gaskets. Flexitallic style cg and cgi spiral wound gaskets can be asme b16. Spiroflex gaskets spv are only suitable for flange connections below pn 25. All cg and cgi gaskets for these standard flanges are 4. Can, in standard form, seal pressures up to 350 bar.
Spiral wound gaskets have proven to be the most reliable sealing element for use in difficult, critical and arduous duties. Spiral wound gaskets are used for high pressure and temperature applications. The flexitallic color code meets the industry standard for metal and filler materials which has been adopted by asme b16. Special gaskets have been designed for valves, pumps, compressors, turbines, boilers, heat exchangers, etc.
We offer superior customer service and are committed to meeting the needs of all your industrial sealing applications. Gaskets spiral wound gaskets the industrial resource. Ring joint catalog style r, style rx, style bx, specialised ring type joins, style rx with ptfe inserts. Features available in materials capable of withstanding temperatures from the cryogenic range to at least c. Inner rings shall be furnished with all spiral wound gaskets having ptfe polytetrafluoroethylene filler material. Looking for flexitallic 316ss and flexible graphite spiral wound metal gasket, 418 outside dia. Style ls gaskets have the inherent strength, resiliency and blowout resistance of spiral wound gaskets, yet require low bolt load for seating. Find 12 listings related to spiral wound flexitallic gasket in miami on. Common filler materials include graphite, sintered or unsintered. Flexitallic is the market leader in the manufacture and supply of static sealing solutions, delivering high quality industrial gaskets on a global scale. For optimum performance flexitallic spiral wound gaskets should be compressed to these thicknesses. Equalseal ptfe spiral wound gaskets the eqswptfe spiral wound gasket has been engineered to provide an alternative to sheet gaskets in class 150 and class 300 service.
Revata engineering supplies a wide range of spiral wound gaskets in following material combinations. Dave engineers manufactures strictly to the standards by asme b16. Style ci, ss316 spiral, graphite filler 98% pure, ss316 inner ring and carbon steel. Spiral wound cataloggasket indetification, gasket selection, dimensional data, technical data, special application gaskets, boiler cap and mandhole covers. Eriks has a selection in all conceivable models and in various. The style ls spiral wound gasket has been engineered by flexitallic to provide an alternative to sheet gaskets in class 150 and class 300 service. Spiral wound gaskets are metallic gaskets consisting of an outer centering ring also known as ocr, or an outer guide ring, metallic windings with a soft filler material, and a solid inner ring, or any combination of the three. Spiral wound gaskets are being successfully used in a wide range of applications. Spiral wound gaskets are generally round in shape, but they are also available in diamond, pear, rectangular, and oval shapes.
Spiral wound gaskets have an optimum flange surface finish between 125. Spiral wound gaskets are precisionengineered for flanged joints, heat. Flexseal industrial is a full line gasket and oring distributor. Consult with flexitallic engineers as early in the design stage as possible. Pdf file, spiral wound cataloggasket indetification, gasket selection.
Welcome to the next generation of sealing technology select sealing material and metal type when appropriate on basis of service, temperature, and nature of medium. Online you can buy several products, such as from various top brands of india. Introduction first and foremost the concept of spiral wound gasket construction was originated by flexitallic in 1912, inaugurating the beginning of a new era in safe, effective sealing. Spiralwound gaskets are metallic gaskets consisting of an outer centering ring also known as ocr, or an outer guide ring, metallic windings with a soft filler material, and a. Metallic gasket division of the fluid sealing association. This document is the property of flexitallic us, llc and is not to be reproduced, transmitted to another, nor used for the purpose of manufacturing of articles for sale to anyone but flexitallic us, llc without flexitallics specific written permission. Spiral wound gasket the identification of metallic winding materials and fillers the color coding on outer ring for clear identification, zw spiral wound gaskets nominate a colorcoding system around the outside edge of the outer ring, thus allowing full identification of both the winding strip and filler materials in according to asme b16. Welcome to the next generation of sealing technology. Ring type joints, camprofile gaskets, mrg gaskets, spiral wound gaskets, metallic rings, semimetallic corrugated flange gaskets skip to content eriks products metallic and semimetallic gaskets locations.
Gaskets are colour coded to help expedite the selection and identity of the gaskets you need. We distribute standard spiral wound gaskets from name brands such as garlock and flexitallic. Style eqswptfe gaskets have the inherent strength, resiliency and blowout resistance of spiral wound gaskets, yet require low bolt load for seating. Table 22 recommended torque cg spiral wound gaskets 33 table 23 recommended torque cgi spiral wound gaskets 34 table 24 bolting data for asme b16. Flexitallic innovative gasket and sealing solutions. These gaskets are called unsupported spiral wound gaskets. Main advantages the resistance to high pressure without leakage from up to 350 bars the resistance to changeable working conditions standard flat gaskets are compressed. The change gasket design combines aspects of both a traditional spiral wound gasket and a kammprofile, improving upon both using reinvented winding wire 5times thicker than traditional spiral wound wire. Fire safe products leaders in sealing integrity garlock is the leader in highperformance fluid sealing products for the oil and gas industry, committed to a culture of safety not only to our employees but for all of our customers as. Required gasket compression for spiral wound gaskets spiral wound gaskets with internal or external rings, i. Styles cg and cgi can be compressed to the ring thickness, if necessary.
Flexitallic spiral wound gaskets and metal seals provide years of sealing for longterm performance under harsh evironments and service. From a sample, drawing or cad file, lamons can program. This will not damage the gasket or affect the sealing performance and the ring is provided as a compression limiting stop. The vitaflex spiralwound gasket operates by the axial compression of the winding, which results in the plastic deformation of the filler material ptfe or. The primary purpose for this development was the increasingly severe temperatures and pressures used by u. Spiral wound gaskets are used in high pressure and high temperature applications. Spiral wound gaskets should preferably be mounted within the following gasket stress range to ensure a leakproof connection. Data specification sheet novus spiral wound gaskets. Benefits of sheet gaskets sheet gaskets are typically composed of rubber, although we also offer several other types of sheet gaskets, including neoprene butyl, and hypalon. Spiral wound gaskets with inner and outer supporting rings for welded flanges with raised face and specified via pn and class, data sheet 923925 edition. Spiral wound gaskets properties and application spiral wound gaskets are special semimetallic gaskets of great resilience, there fore they are very suitable for applications featuring heavy operating conditions. Flexitallic spiral wound 304ss style cg gasket nwim. Technical catalogue spiral wound gaskets comdiflex. Spiral wound gaskets with internal or external ringsie styles cg and cgi should be fully compressed to the ring thickness.
Pressure class 900, nominal pipe sizes 24 and larger, pressure class 1500 from nominal pipe sizes 12 and larger, pressure class 2500 from nominal pipe sizes 4 and larger and all ptfe filled gaskets. Dimensional data for the basic styles style cg, style cgi, style r and style rir are detailed on respective tables. Dave engineers manufactures spiral wound gaskets in full range of metal alloys and fillers. Spiral wound gaskets are used in refinery, petrochemical, chemical, steam lines and process industries, where they have many advantages over older types of gaskets. The garlock edge gasket seals at lower bolt stress while virtually eliminating the problem of inward buckling. Worldwide customer service network 2 for more information visit. Spiral wound gaskets can be reinforced by an outer centering ring. We are counted amongst as the foremost manufacturers and suppliers of the best quality range of inner ring spiral wound gaskets in usa. Spiral wound gasket, spiral gaskets, wound gaskets, swg. The spiral wound gasket industry is currently adapting to a change in the specification covering spiral wound gaskets. Soft cut gaskets should always be of the minimum thickness consistent with the style of the flanges to be sealed, and compatible with the medium. The aspcg style uses an 18 external ring which accurately centers the gasket on the flange face and provides additional radial strength to prevent gasket blowout and act as a compression stop. The tandem seal combines chemical resistance and fire safety in a single gasket.
342 752 906 219 1328 1209 319 937 1037 1114 180 471 1267 783 1147 413 1143 570 408 336 1137 432 1342 138 1126 884 1110 1055 1384