This term has been used to distinguish the difference from a metallic gasket. Standard table gasket dimensions and sizes associated gaskets. These, and many more, can also be downloaded as pdf files. A manufacturer of highquality privatelabel asbestos free gasket jointing sheets and gaskets, based in bangalore, southern india. Compressed and calendered under high temperature and pressure into a sheet form. Ensure that a cut gasket is free from burrs or ridges at. Metaflex spiral wound and metakamm kammprofile gaskets. The lists below are standard guidelines for both 150lb and 300lb full face gaskets. Non asbestos sheets cut gasketscnaf ace alpha products offers a wide range of gasket materials. Use as a freesize gasket by applying directly to the. Spiral wound gaskets style 304 with outer ring metallic thickness standard thickness of the metallic strip is 0. Industrial plants can reduce risks associated with having to choose from several different sealing sheets by standardising on one sheet for multiple applications. A gasket is a sealing element placed between the two flange faces and held in position by the compressive forces of the set of bolts located around the circumference of flange blades.
Export data and price of cnaf gasket under hs code 84841090. Often used semimetallic gaskets are spiral wound and camprofile, and a. Table d as2129 well keep expanding the list if and when new size information is requested or it becomes available. Pgg is a high quality grade of compressed fibre sheet material based on a combination of expanded graphite and synthetic fibres with a high quality nitrile binding system. The gasket design ensures a high seating stress area centre and a lower seating stress area gaskets outside gasket profiles all profiles feature a standard profile with a 1 mm cam pitch and a maximum groove depth of 0. The rating of the gasket is marked on the centering, compression gauge ring refer below figure. We do selection of the paper on this middle pressure. Established in 2001 by a team of professional managers with several years of experience in the engineering, automotive and chemical product industries. Fabrico works with design engineers during gasket design to assist in selecting the appropriate gasket material, the right process for cutting or converting that material, correct adhesive to use with that material, if an adhesive is required, and the best method for manufacturing the gasket costeffectively to fit into an assembly process. N 20160314 gasket grade index compound grade color code general service recommendations maximum temp. Nonasbestos compressed nonasbestos fibre cnaf sheeting. Pdf compressed nonasbestos gaskets shelf life prediction. Rubber fab technologies group was founded in 1995 by robert dupont, sr. Lamons is one of the largest gasket and bolt suppliers in the world.
Seating surfaces should be flat free from waviness or warpage. Semimetallic gaskets are composites of metal and nonmetallic materials. A sheet gasket is selected for utility pipes, and a spiral wound gasket is selected for handling high pressure. In a gasket joint, we do the experimental validation with the help of fuji paper test. Rubber fabs first product that went to market was the smart gasket and the business has been growing ever since. Consultation of a technician should be sought if in any doubt. Gos camprofiles gaskets are a metal core with concentric grooves and generally will have a soft sealing face of graphite or ptfe. Add special adhesives and a little packing into it, then. The effectiveness of any gasket material to create and retain a static seal may be determined by many factors, such as resistance to the bolt load, flange finish, media, pressure, temperature. Nonasbestos gaskets come in a variety of basic materials comprised of carbon, graphite, fiberglass, aramid fiber, kevlar and other mineral fibers.
Nacf gaskets,non asbestos compressed fiber gaskets. General purpose, high temperature and pressure sheet. Seval srl via alessandro manzoni 14, 24060 villongo bg italy p. Our range of cnaf gaskets are highly proven nonasbestos, rubberbonded gasket materials made from aramid fibres and special fillers.
Often used semimetallic gaskets are spiral wound and camprofile, and a variety of metalreinforced graphite gaskets. Used in pipe lines and apparatus of the petrochemical fields, petroleum distillates, oil and petroleum refining industries. The flanges are then built based on the larger of the two calculated values. Chemically resists the system fluid to prevent serious impairment of its physical properties. A pioneer in the field of highperformance thermoplastics, galaxy thermoplastic pvt. Gasket handbook 1 edition fluid sealing association. A high grade asbestos fibre jointing bonded with a sophisticated compound, this specialized jointing withstands the most exacting demands of oil and petrochemicals plants, solvents refrigerator, oil etc. Sheets and gaskets, champion jointing sheet gasket, non. Caisse nationale des allocations familiales french. You can see in the rightside image, which shows fullface gasket and left side is inside bolt circle gasket. The designer calculates the load required to seat the gasket related to y and performs a second calculation using the m value and the design internal pressure.
A spiral wound gasket may be ordered in different shapes, such as oblong, rectangular, oval, pear and diamond. Gaskets are constructed from a variety of materials and, in some cases, a combination of materials. Valqua 6500 cnaf gasket sheets at best price in bintulu. A soft gasket material can be selected from a large variety of rubbers and compressed nonasbestos sheet products. Flat ring gasket types are suitable for use with raised faced rf flanges. Data sheet mp4430 compressed fibre sheet cnaf description mp4430 is a compressed proprietary fibre sheet, combining aramid fibres and. The success or failure of any gasket depends in large measure on the condition of the flange itself.
As a result, a satisfactory seal would be highly unlikely. Full face gasket can only be used with ff flange and normally used for temporary connection of utility lines. If your gasket doesnt match one of the specifications, its no problem. Gaskets basics, types, working principle, calculation of.
The material for the metallic strip conforms to aisi 3043163221. These gaskets are dimensionally suitable for use with flanges described in the referenced flange standards. Flange gaskets are used to seal and prevent leakage, absorb vibration, etc. Manufactured from compressed nonasbestos sheet gasket material. Date hs code description destination port of loading unit quantity value inr per unit inr jul 29 2016. Nonasbestos gasketcnaf gasket,asbestos free gasket item nozdg1530. Cnaf compressed nonasbestos fibre solid rubber insertion, neoprene, epdm, viton, silicone foam neoprene, silicone, polyethylene cork, felt, ptfe for more information follow this link. The gasket must be capable of maintaining a leak free. Designed to be cut easily and cleanly, compressed, nonasbestos sheeting cnaf from truco is ideal for applications with high temperature and pressure, which rubber cannot always handle. Together with a unique production process developed specially for the purpose, this material can be used at higher temperatures and with a much wider range of media than any other fibrereinforced gasket material that is currently. Cordseal is a marshmallow shaped freesize sealing material, which has been. The metal is intended to offer strength and resiliency, while the nonmetallic portion provides conformability and sealability.
There are 6 to 7 types of fuji paper depends upon the pressure range. One of the key advantages in using the camprofile is that with some refurbishment work the main gasket is reusable and when dealing with exotic alloys such as monel, incoloy, titanium, hastelloy etc the savings over a period can be substantial. Manufactured from compressed nonasbestos sheet gasket material material is aramid and other synthetic fibers bonded with nitrile rubber nbr manufactured through the hot calendar process under rigorous quality control standards that are registered under iso9001 certification. It is also recommended in industrial processes with high. Deforms enough to flow into the imperfections on the gasket seating surfaces to provide intimate contact between the gasket and the seating surfaces. The diameter of a spiral wound gasket may range between a few mm up to 5. Therefore a gasket is the most practical and cost effective way to seal a bolted flange joint. The basic components of the nonasbestos materials used in gasket construction are elastomer and filler. A wide variety of cnaf gasket options are available to you, there are 111 suppliers who sells cnaf gasket on, mainly located in asia. Outer ring it is made of carbon steel and painted in order to avoid corrosion although it.
The problem for designers and maintenance engineers is to select the. Data sheet mp4430 compressed fibre sheet cnaf description mp4430 is a compressed proprietary fibre sheet, combining aramid fibres and a nbr binder. A high quality general service gasket material for use in a wide range of services in pulp and paper, food, beverage, pharmaceutical, chemical, refinery, gas pipeline and general industry. Klingerquantum is the first fibrereinforced gasket material in the world that is exclusively hnbrbound. Gasket selection example with respect to fluid, temperature. Gaskets general nonmetallic flat, spiral wound gaskets. All of our parts are oem or have been engineered and manufactured to meet or surpass oem specifications, offering guaranteed versatility, durability and. Nonasbestos gasket cnaf gasket,asbestos free gasket item nozdg1530 description. Industrial gaskets reserves the right to change or modify any of its products, no liability is entered into or given on any of the data provided.
A soft gasket material is a term used when referring to a gasket material that is easily compressed under a low bolt load. Used as pipe flange and gasket for equipment in various industries. Cnaf gasket non asbestos gasket sheet manufacturers. Our valuable customers can avail from us a huge range of valqua 6500 cnaf gasket sheets. They can be used for specific industrial applications and are all available in different gasket sheet sizes in order to provide the most suitable sealing solution for our customers. Always follow the instructions in this catalog or the instruction manual when installing equipment, etc. They usually dont garner much attention until there is a problem with an application or if there are high maintenance cost to service the gasket. These sheets are widely appreciated by our customers for their quality. Gasket applications fabrico, a division of eis, inc. These gaskets are dimensionally suitable for use with flanges described in. Material is aramid and other synthetic fibers bonded with nitrile rubber nbr. Nacf gaskets manufacturers vishal rubber technologies pvt. Nonasbestos fiber mixed with heatchemical resisting rubber binder, then rolled and vulcanized. Nonasbestos gasket material can use a wide range of suitable applications.