Glass fiberreinforced concrete consists of highstrength, alkaliresistant glass fiber embedded in a concrete matrix. The manufacturing process and quality controls are in accordance with. Pdf there is an extensive seeding stipulation of dwelling provisions in india due to the prevailing housing defalcation of 24. Screws complying with astm c 1002 for fastening glassfiberreinforced plaster fabrications to steel members less than 0. Mechanical properties of glass fibrereinforced gypsum. Glass fiber reinforced gypsum gfrg parts are usually provided unfinished for onsite painting. 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. Gfrg is the abbreviation for glass fibre reinforced gypsum. We have the largest stock molds for standard column covers ranging from 8 to 60 diameter in heights as tall as 16 ft.
Securock brand gypsumfiber roof boards unique, fiberreinforced, homogenous composition gives the panel strength and water resistance through to the core. In this form, both fibers and matrix retain their physical and chemical identities, while offering a synergistic combination of properties that cannot be achieved with either of the components acting alone. The core has been reinforced with glass fibers, increasing strength and sag resistance. An investigation has been performed into its mechanical properties such as bending strength, tensile strength and longterm performance under constant load and fatigue load. Rapidwall could be used in low buildings as load bearing walls and in. Mechanical properties of glass fibrereinforced gypsum springerlink. 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. Glass fiber reinforced gypsum architectural fiberglass. 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. Polymermodified glass fibre reinforced gypsum springerlink. Glass fibre reinforced gypsum gfrg panel or rapid wall is a modern. Gfrg wall also called rapidwall is an energy efficient green building material with huge potential for use as. What links here related changes upload file special pages permanent link page.
Glass fibre reinforced gypsum gfrg panel known as rapid wall is a building panel madeup of calcined gypsum plaster, reinforced with glass fibres. Ideal for flame retardant applications, paints and glues. Gypsum therefore has in this respect an enormous advantage compared with unmodified cement matrixes. Formglas gfrg is a composite of high strength alpha gypsum cement reinforced with glass fibers that can be factory molded into virtually any shape or size. Glass fiber reinforced gypsum gypsum is a natural mineral mined throughout the world. The hollow cores inside the walls can be filled with insitu plain or reinforced concrete. Glasroc sheathing type x has a specially formulated core for use in fire resistance rated designs. It is designed to be a costeffective alternative to 58 gypsum board when attached application. Experimental studies and research have shown that gfrg panels, suitably filled with reinforced concrete, possess substantial strength to act not only as load bearing elements, but also as shear wall. Castle manufactures grg glass reinforced gypsum building components for the commercial, institutional and highend residential building markets. Glass fibre reinforced concrete use in construction.
Mouldings cast formed fibrereinforced gypsum products in shapes other than flat sheeting. 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. The gfrg is lighter in weight, superior in strength and much easier to install than the traditional plaster castings. 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. 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. Standard specification for glass fiber reinforced gypsum. The base gypsum plaster used in manufacture of fibrereinforced gypsum products shall comply with as 2592. Once hardened, the boards are cut and dried, prior to trimming and storage. It is the name of a new building panel product, made essentially of gypsum plaster, reinforced with glass fibres, and is also known in the industry as rapid wall. Commercialy available e glass fibres can be used to reinforce the gypsum plaster matrix and produce a strong composite material having improved tensile and. Glass fibre reinforced gypsum, modified by addition of specially selected and developed thermosetting polymers, is the basis of a new composite material, called pgrg. Glass fiber reinforced concrete or gfrc is a type of fiberreinforced concrete. Glass fiber reinforced gypsum how is glass fiber reinforced gypsum abbreviated. Gypsum plaster, like other inorganic cements, is strong in compression but weak in tension exhibiting brittle behaviour.
Recommended paint systems applied over gypsum board. Glass fibre reinforced gypsum gfrg panel building system. N2 to improve the tensile strength and ductility of gypsum, sheets were fabricated by spraying gypsum slurry with chopped glass fibers. Product name glass reinforced gypsum grg glass fiber reinforced cement gfrc. Fibrereinforced gypsum products manufacturing code of. Gfrg or grg is a noncombustible material test results of flame spread and smoke development values as per astm e84 and even the largest parts only weigh 23 pounds per square. However, a combination of glass fibre reinforced gypsum board and a bluetinted glass of a 6mm thickness, performed better in thermal comfort in comparison to other materials. Glass fibre reinforced gypsum gfrg wall panel, a composite walling product, is made essentially of formulated gypsum plaster, reinforced with glass fibres. Pdf use of glass fibre reinforced gypsum panels with. It may also contain polymers to increase product strenght. Saintgobain construction products uk ltd ta british gypsum. Section 09235 glass fiber reinforced gypsum fabrications. Glassfiber reinforced gypsum grg glass fiber reinforced plaster fabrications manufacturer formglas products ltd.
Typical glass fiber reinforced gypsum gfrg is a composite application utilizing naturally occurring mineral gypsum combined with reinforcing fibers. Gypsum is suitable for reinforcement with common eglass fibres. Scope this document describes and recommends terminologies and various types of paint finish as the final decoration over new interior gypsum panel surfaces. Once installed the gfrg door is concealed for a picture. Fibrereinforced gypsum product a composition of gypsum plaster, water, fibre and, if required, other reinforcement forming a rigid body, one surface of which is smooth and suitable for decoration. 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.
Rapid wall is a building panel madeup of calcined gypsum plaster, reinforced with glass fibres. This paper presents guidelines for the use of gfrg wall panel as a lateral load. Keywords rapid wall, gypsum, affordable housing, gfrg, sustainable. Karps gfrg, glass fiber reinforced gypsum is aesthetically pleasing as it is designed to blend seamlessly into drywall ceiling. Glasroc f multiboard consists of gypsum incorporating a tissue of glass fibre immediately below the surface of the board. Gypsum based ceiling panel with inorganic aggregates date. Grg has high impact strength and allow fabrication of strong, durable and resilient gypsum product, its fire resistant comply the building authority. Glass fiber reinforced gypsum, or gfrg, is a very valuable material when it comes to commercial or residential construction. The molding process can be either hand layup or a choppedstrand spray method. Glass fiber reinforced gypsum gfrg panel is a green product ready for quick assembly and erection as buildings. Product data sheet gfrg by glass fiber reinforced gypsum. Glass fiber reinforced gypsum gfrg architectural stone. Pdf glass fibre reinforced gypsum panels for sustainable. Pdf the properties of fiber reinforced gypsum plaster.
Gypsum is a natural mineral mined throughout the world. It is encased with blue linerboard and the long edges are recessed. Our speciallyformulated glass fiber reinforced gypsum gfrg or grg is comprised of a mixture of raw gypsum cement, laminated to layers of long strand, continuous glass fiber matting. Glass fiber reinforced gypsum gfrg is comprised of a mixture of raw gypsum and cement, laminated to layers of long strand, continuous glass fiber matting. 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. Design and technical shop drawings download grg submittal. Section 06610 glass fiber reinforced plastic fabrications. Fibrereinforced gypsum products manufacturing code. Unlike cement, gypsum is not high in alkaline and does not generate lime during cure, the main reason why alkaline resistant ar fibres are used in glass fibre reinforced cement, grc. Drawings and general provisions of the contract, including general and supplementary conditions and division 01 specification sections, apply to this section. It provides exceptional bond and low absorption in adhered systems, and offers sustainable design for all types of roofing systems including singleply. The glass content is relatively low, being restricted by increasing difficulty of mixing and compacting as the glass content is increased. Gyprock shaft liner panel is a 25mm thick sheet composed of a glass fibre reinforced gypsum core encased in a heavy duty linerboard.
Na if ceiling panel is cut, scored or drilled, its primary route of entry can be inhalation, skin and. Saad attarwala glass fiber reinforced gypsum panel 2. Its does not contain any asbestos or other inorganic fibres. Rapidwall could be used in low buildings as load bearing walls and in lowrise buildings or as upper storey. Glass fiber reinforced gypsum gfrg panel branded as rapidwall is a building. Glass fiber reinforced gypsum, ceiling access doors are designed to blend seamlessly into drywall ceiling. This plasterboard is one of the products within our plasterboard range that is certified to bes 6001 achieving a. Astm c 150 standard specification for portland cement. Glass fibre reinforced gypsum gfrg panel known as rapidwall is a building panel madeup of calcined gypsum plaster, reinforced with glass fibers. The panel was originally developed by gfrg building system australia and used since 1990 in australia for mass scale building construction.
Glass reinforced gypsum taylor hart ltdtaylor hart limited. This product, suitable for rapid massscale building construction, was originally developed and used since 1990 in australia. It provides exceptional bond and low absorption in adhered systems, and offers sustainable design for all types of roofing systems including singleply, fluidapplied, builtup, spray. Glass fiber reinforced gypsum gfrg wall panel is made essentially of gypsum plaster reinforced with glass fibers. 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 panels are hollow and can be used as load bearing walls.
Basic uses glasroc sheathing boards are approved substrates by the major eifs manufactur. Gyp570 june 2008 ceiling systems installation guide. Fundamental analysis and utilization of gfrg panels has been carried in india, australia, and china. Screws complying with astm c 1002 for fastening glassfiberreinforced plaster fabrications to wood members. Recommended paint systems applied over gypsum board, glass mat and fiberreinforced gypsum panels 1. This paper describes the effect of glass content on the flexural, tensile, compressive and.
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