Recommended paint systems applied over gypsum board, glass. Gfrg can be shaped into any form and is perfect for custom designed applications such as ceilings, domes, columns, balusters, and many other interior building products. Glass fibre reinforced gypsum panel system user should check the validity of the certificate by contacting member secretary, bmba at bmtpc or the holder of this certificate. High density concrete made of astm c 150 portland cement, crushed stone, silica sand, and polymers reinforced with continuous filament glass fiber mat and structural reinforcing as required. Glass reinforced gypsum is composed of two key materials, the first being a high density gypsum, and the second being glass fibre which acts as a reinforcement, strengthening the gypsum and allowing it a longer lifespan and opening up the possibilities of what one can do with it. Apr 08, 2019 glass fiber reinforced gypsum is a composite of high strength alpha gypsum reinforced with glassfibers that can be factory molded into virtually any shape or size. Glass fibre reinforced gypsum panels for sustainable construction. Glass fibre reinforced gypsum, modified by addition of specially selected and developed thermosetting polymers, is the basis of a new composite material, called pgrg. The gfrg is lighter in weight, superior in strength and much easier to install than the traditional plaster castings. The product is also known as glassfibre reinforced concrete or grc in british english. C55 standard specification for glass fiber reinforced gypsum composites c81 standard specification for molded glass fiber reinforced gypsum composites c84008 application and finishing of gypsum board. Saad attarwala glass fiber reinforced gypsum panel 2. Glass fibre reinforced gypsum gfrg panel or rapid wall is a modern. Glass fiber concretes are mainly used in exterior building facade panels and as architectural precast concrete.
Noncombustible glassreinforced gypsum plasterboard. Fibrereinforced gypsum products manufacturing code of. Mechanical properties of glass fibrereinforced gypsum. Frbl fact cochin division campus, ambalamedu, kochi, kerala682303, india performance appraisal.
Glass fiber reinforced gypsum gfrg consists of high strength resistant glass fibers bonded with high density alpha based gypsum cement to produce panels that traditionally were done with plaster castings. Scope this document describes and recommends terminologies and various types of paint finish as the final decoration over new interior gypsum panel surfaces. Glass fiber reinforced gypsum gfrg architectural stone. Polymermodified glass fibre reinforced gypsum springerlink. Glass reinforced gypsum taylor hart ltdtaylor hart limited. Glass fibre reinforced cement is introduced as a new composite material, based on a matrix of cement or cement and fine filler reinforced with a relatively small addition of strands of alkaliresistant glass. The panels are hollow and can be used as load bearing walls. Pdf use of glass fibre reinforced gypsum panels with reinforced. Once installed the gfrg door is concealed for a picture. Gfrg glass fibre reinforced gypsum panel building construction. Glass fibre reinforced gypsum gfrg panel known as rapidwall is a building panel madeup of calcined gypsum plaster, reinforced with glass fibers.
Glassfiber reinforced gypsum industry global production. Georgiapacific produces several glassreinforced gypsum grg plaster products engineered to meet a wide variety of. Glass fiber reinforced gypsum grg is a white, thincast alpha gypsum that is preferable to traditional plaster castings because of its light weight, high strength, and easy installation. The grg is a type of push out access panel made of glass fiber reinforced gypsum. Glass fibre reinforced gypsum gfrg technology is one such solution where all the structural members are. Molded gfrg parts made in accordance with samples, shop drawings and with astm c81 standard for molded glass fiber reinforced gypsum parts. It is designed to blend seamlessly in a drywall ceilling application. In an era of scarce resources, sustainable solutions are always preferable. Name and addres performance appraisal ms fact rcf building. Formglas columns, domes, ceilings, moldings in glass fiber reinforced gypsum gfrg, gfrc, frp, quarrycast and metalcast. Glass fiber reinforced gypsum gfrg parts are usually provided unfinished for onsite painting. Us5100474a glass fibre reinforced plaster composition. Pdf use of rapid techniques for timely delivery of construction projects by adopting fast methodologies and alternate building materials is. A product of this composition can be produced by spraying the fluid mix and fibre component separately but simultaneously onto a surface.
Dec 11, 2016 glass fiber reinforced gypsum gfrg panel 1. The properties of fiber reinforced gypsum plaster article pdf available in journal of scientific research and reports 310. Fiberglass american english, or fibreglass commonwealth english is a common type of fiber reinforced plastic using glass fiber. Now, if the product is manufactured by either spray. There are plaster compounds to meet the demands of a wide range of hand layup and spray applications. Molded gfrg parts to be made in accordance with astm c55 standard for glass fiber reinforced gypsum composites. Glass fibre reinforced gypsum panel is a new trend in rapid building construction technology. Glass fiber reinforced gypsum, or gfrg, is a very valuable material when it comes to commercial or residential construction. Gypsum plaster, like other inorganic cements, is strong in compression but weak in tension exhibiting brittle behaviour. Glass fibre reinforced concrete gfrc is a material that is making a significant contribution to the economics, technology a nd aesthetics of the construction industry worldwide for over 40 years. Gfrg glass fibre reinforced gypsum panel building civiconcepts. Studies on the behavior of glass fiber reinforced gypsum wall panels maganti janardhana1, a. An investigation has been performed into its mechanical properties such as bending strength, tensile strength and longterm performance under constant load and fatigue load.
The base gypsum plaster used in manufacture of fibrereinforced gypsum products shall comply with as 2592. The two external faces of gfrg panels should be free from defects such as. Grc designing has a separate division for grp, with a 15,000sft facility and 60 dedicated technicians producing various kinds of water tanks and septic tanks, bathtubs, washbasins, sewerage items like benching seal plates and ladders and including lining works. Gfrg panels are manufactured from highquality gypsum plaster beta plaster, reinforced with glass fiber rovings and special additives. Manual of waterproofing of gfrg rapidwall buildings. This paper describes the effect of glass content on the flexural, tensile, compressive and impact. Glass fiber reinforced gypsum how is glass fiber reinforced. The construction technique proposed in this paper, by making use of glass fibre reinforced gypsum gfrg panels with reinforced concrete infilled. Highly versatile, class a1 and class 0, suitable for constructing all forms of partition and ceilings, including curved applications, giving high levels of fire and impact protection. Glass reinforced gypsum products is high density alpha gypsum combined with a prescribed amount of water. The fibers may be randomly arranged, flattened into a sheet called a chopped strand mat, or woven into a fabric. Glass fibre reinforced gypsum gfrg panel building system a new solution for rapid and affordable mass housing. A new concept of material was found in england in 1977. A reinforced gypsum board having glass fibers concentrated in the portions of the rehydrated stucco immediately below the surfaces of the board, these portions being further defined by a density that is substantially greater than that of the interior portion of the board.
Glass fibre reinforced gypsum panels for sustainable. Glassreinforced gypsum technology produces thin, lightweight, highstrength pieces for architectural applications. A gfrg panel is basically calcined gypsum plaster, reinforced with glass fibres which when filled with reinforced concrete in an appropriate. Glass fibre reinforced gypsum gfrg building system. This included gypsum plaster reinforced with glass fibres to produce a thin, lightweight, yet strong material. The paper describes the method of construction using rapidwall panels based on construction manual prepared by iit madras to suit indian situation. Glass fiber reinforced gypsum architectural fiberglass. Maintain containers in clean condition, free of foreign materials and residue. Grg glass fiber reinforced gypsum access panel cendrex inc. The tremendous housing need of india is causing the depletion of virgin building materials. Porosities of the order of 30% or more are usually present in these matrices. The panel was originally developed by gfrg building system australia and used since 1990 in australia for mass scale building construction. The construction technique proposed in this paper, by making use of glass fibre reinforced gypsum gfrg panels with reinforced concrete infilled cavities to build homes, promises such a.
Formglas was the first manufacturer in north america to produce gfrg and has since evolved into the worlds. Glass fiber reinforced gypsum grg is a composite consisting of alpha gypsum cement and water, reinforced with glass fibers an ideal choice as an economical, lightweight, and durable replacement for traditional plaster. A new concept of material was brought from england to the united states and canada in 1977. House construction cost calculator excel sheet free download house construction cost calculator in excel sheet. Glass fibre reinforced cements and gypsum plaster provide examples of composite materials where both the components are brittle and the matrix phase fails at a much lower strain than the fibre. Gfrg wall also called rapidwall is an energy efficient green building material with huge potential for use as load bearing and non load bearing wall. Pdf the properties of fiber reinforced gypsum plaster. Reinforcing fibre reinforcing fibre shall consist of coated glass fibre, sisal hemp or some other appropriate material specifically designed and graded for use with gypsum plaster. As 25901983 australian standard glass fibre reinforced gypsum plaster this is a free 4 page sample. Commercialy available e glass fibres can be used to reinforce the gypsum plaster matrix and produce a strong composite material having improved tensile and impact properties. A glass fibre reinforced composition of a settable mix of plaster, a waterbased phenol formaldehyde resin, an acid hardener and a reinforcement of glass fibres. Recommended paint systems applied over gypsum board, glass mat and fiber reinforced gypsum panels 1. Glass fiber reinforced concrete or gfrc is a type of fiberreinforced concrete. Benefits ideal for large compound wallsecurity wall for campuses, free economic zones, to separate rail corridor etc.
Noncombustible glasroc f boards, developed using paper free glass fibre technology, provide the basis for a. Meher prasad2 and devdas menon2 abstract glass fiber reinforced gypsum gfrg wall panel is made essentially of gypsum plaster reinforced with glass fibers. Glass fiber reinforced gypsum gfrg panel branded as rapidwall is a building. Pdf use of glass fibre reinforced gypsum panels with. Spray layup creates a multidirectional orientation of the glass reinforcement. Glass fibre reinforced gypsum gfrg panel building system. Its does not contain any asbestos or other inorganic fibres. This plaster and water is then reinforced with e glass fiber strands, 5% to 6% by weight. Glass fibre reinforced gypsum gfrg panel or rapid wall is a modern building element devised by the gfrg building system australia for massscale construction of houses in a very short span of time. Product data sheet gfrg by glass fiber reinforced gypsum. Glass fiber reinforced gypsum gfrg panel is a green product ready for quick assembly and erection as buildings. Meher prasad and devdas menon mentioned glass fiber reinforced gypsum gfrg wall panel is.
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