ENVIRONMENTAL PRODUCT DECLARATION

As gypsum plasterboard is an intermediate product, it is generally not possible to provide information about the environmental impacts of the products during the construction, the use and the end of life stages because they greatly depend on the gypsum board end used. Hence a cradle-to-gate LCA is preferred for the

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Cement Manufacturing Process and Its Environmental Impact

Cement is the primary material for building and civil engineering constructions. Therefore, the cement manufacturing sector plays a vital role in the nation's economic development.

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Application of Flue Gas Desulfurization Gypsum and Its Impact …

The potential environmental impacts of applying FGDG to soils in this region have not been fully investigated. The objectives of this research were to determine the influence of FGDG on soil chemical characteristics and to determine the impact that FGDG has on hard red spring wheat (Triticum aestivum L.) yields and element analysis of the grain.

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Sustainability

In 2023 a reduction of 17% has been achieved. The gypsum Industry takes advantage of the eternal recyclability of gypsum to move the construction chain towards a positive environmental footprint.

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Gypsum Wallboard Recycling: A Reality Check

Also noted in the report, most of that clean scrap was recycled in a Pennsylvania facility more than 350 miles away from the most populous city of Boston—an additional environmental impact created by the lack of a processor in …

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The primary function of the GPDA is to develop and encourage the understanding of gypsum-based building products and systems and to pioneer new applications for these products. It also has an ongoing commitment to advise on matters of environmental impact, energy conservation and health and safety, wherever gypsum based products are used.

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Plaster & Render: Types & Environmental impact

Interior plasters are usually based on gypsum or gypsum- lime or lime-cement or gypsum cement skim, but recently, clay-based plasters have been making a modest impact on the market owing to their excellent environmental …

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Evaluation of engineering properties and environmental effect of

The main component of gypsum is calcium sulfate, and gypsum can be classified as anhydrite (CaSO 4), hemihydrate (CaSO 4 •0.5H 2 O, HH) and dihydrate gypsum (CaSO 4 •2H 2 O, DH) (Claisse and Ganjian, 2006). The HH gypsum is also called as bassanite. When the temperature is about in the 0–65 °C range, the 1.5 H 2 O molecules in DH gypsum would be …

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Product Category Rule

Environmental Product Declaration (EPD) for Gypsum Panel Products for use in North America. The product group consists of interior and exterior gypsum panel products as defined by ASTM C11, Standard Terminology Relating to Gypsum and Related Building Materials and Systems.

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Applications of Recycled Gypsum from Waste Drywalls in the

According to a study, replacing natural gypsum with RGD not only reduced the environmental impacts of extracting gypsum but also boosted the compressive strength of composites made of the cement. This outcome is completely aligned with the proposed close recycling loop of RGD in earlier studies [ 9 ].

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Life cycle assessment of natural and recycled gypsum production …

Finally, it is essential to point out that if the calcination phase were suppressed in the generation of recycled gypsum (powder), which is viable according to the tests carried out by Pedreño-Rojas et al. (2019), the environmental impacts of this material would be substantially reduced, standing, on average, between 25 and 30% of those ...

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Gypsum products | PPT

Gypsum products - Download as a PDF or view online for free ... or rotary kiln that maintains a wet environment; a crystalline hemihydrate called dental stone is produced in the form of rods or prisms. 9. ... and other controlling agents, so it is not wise to add other ingredients that may counteract the effects of components that are already ...

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(PDF) Applications of Recycled Gypsum from Waste Drywalls in …

Recycled gypsum powder from waste drywalls combined with fly ash for partial ceme nt rep lacement in concrete. Journal of Cleaner Production 274, 122785.

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ENVIRONMENTAL PRODUCT DECLARATION

The declared environmental impacts are average impacts for the production in plant Satteldorf. Water and energy consumption is measured on an annual basis and allocated to the various products by the annually produced surface area per panel thickness. Knauf Integral plant Satteldorf is specifically designed to

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Environmental Impact of Silica and Gypsum Mining

Alarming Impacts of gypsum mining on Ecosystems and Water Resources. Gypsum mining, predominantly carried out for its use in the construction industry, has its own set of environmental challenges. Gypsum extraction through open-cast mining can lead to habitat fragmentation, biodiversity loss, and altered soil composition.

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Exploring the Environmental Impact of Gypsum Recycling Plants

One of the key benefits of recycling gypsum is the reduction of waste that ends up in landfills. By diverting gypsum waste from landfills, recycling plants help conserve space and …

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ENVIRONMENTAL PRODUCT DECLARATION

This EPD declares the environmental impacts of the gypsum fibre panels Knauf GIFAfloor DB 36 green, produced by Knauf Integral KG, plant Satteldorf (Germany). It covers 100 % of the manufacture of Knauf ... The declared products have a thickness of 36 mm. Further thicknesses (30 mm, 40 mm) are declared in separate EPDs. For the placing on the ...

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Evaluation of engineering properties and environmental effect of

The main component of gypsum is calcium sulfate, and gypsum can be classified as anhydrite (CaSO 4), hemihydrate (CaSO 4 •0.5H 2 O, HH) and dihydrate gypsum (CaSO 4 •2H 2 O, DH) (Claisse and Ganjian, 2006).The HH gypsum is also called as bassanite. When the temperature is about in the 0–65 °C range, the 1.5 H 2 O molecules in DH gypsum would be …

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Healthway | Plaster of Paris Gypsum Powder 25kg Bag

Health and Safety: Inhalation of gypsum powder dust should be avoided, as it can irritate the respiratory system. It's important to use appropriate protective gear when handling large quantities. Environmental Impact: Gypsum mining and production can have environmental impacts, so sustainable sourcing and disposal practices are important.

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ENVIRONMENTAL PRODUCT DECLARATION OF KNAUF …

It is assumed that gypsum binder will be landfilled after its life cycle, thus the environmental impact of this module is set to be zero. C4: Disposal As it is mentioned above, gypsum binder will be landfilled after its life cycle. D: Reuse-Recovery-Recycling potential

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ENVIRONMENTAL PRODUCT DECLARATION OF KNAUF …

This is an average EPD for gypsum powder products produced in the Amphilochia plant in Greece. The LCIA results of the LCA represents the weighted average product. There is no …

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Mechanical strength, hydration products, and microstructure of …

The rapid advancement of global urbanisation and industrialisation has resulted in the accumulation of industrial waste and extensive cement production, leading to a series of issues, including environmental pollution, land occupation, and greenhouse gas emissions [1], [2], [3].Alkali-activated cementitious materials have been considered an effective way to solve the …

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Recycled gypsum powder from waste drywalls combined with fly …

Recycled gypsum can be used interchangeably with natural gypsum for almost all applications, including in the production of Portland cement (Chandara et al., 2009). A study by Suarez et al. (2016) uses life cycle assessment methodology to evaluate the environmental impacts of using natural and recycled gypsum in Portland cement production. This ...

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Environmental Impact of Gypsum Board Sustainability in …

The construction industry is slowly adapting sustainable building materials and trends to have a position environmental impact. This is why gypsum boards are an excellent choice. Some of the main qualities of gypsum boards are: ... Our goal is to make a positive impact on the environment with our products and promote sustainable buildings.

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Recycling Waste Gypsum Drywalls as Partial Cement …

AbstractRecycled gypsum powder from waste drywalls is a new alternative that has been recently introduced for partial cement replacement in concrete for construction applications. ... "Environmental impact of cement production: Detail of the different processes and cement plant variability evaluation." J. Cleaner Prod. 18 (5): 478–485 ...

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Investigation of environmentally friendly gypsum based …

Calcined gypsum (calcium sulphate hemihydrate, CaSO 4 ·½H 2 O) is regarded nowadays as one of the most environmentally friendly building binders and therefore the attention paid to its research increases recently. The environmental friendliness of gypsum binder is given by two facts. Firstly by its production temperature which is substantially lower than the …

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Environmental effects on durability of soil stabilized with recycled gypsum

Secondly, the crushed gypsum waste was screened over sieve size 4.75 mm to remove any impurities or solid wastes, such as paper and fibers. Thirdly, gypsum waste powder was placed over a heated plate with an approximate temperature of 160 °C. This plate is provided with an automatic shaker to ease the transfer of temperature to all gypsum ...

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Sustainable Dentistry: A Comprehensive Review of the Recycling

This review explores the pivotal role of sustainable dentistry with a specific focus on the recycling of gypsum products in prosthodontics. As oral health practices increasingly impact the environment, the adoption of sustainable approaches becomes ...

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Is Gypsum Bad for Health? Risks, Safety, and Environmental Impact

What are the environmental effects of gypsum? Gypsum has positive environmental applications, such as improving soil quality and enhancing water infiltration. It is also being researched for carbon sequestration as a method to mitigate environmental issues …

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Gypsum plaster waste recycling: A potential environmental and

Despite the necessity of the integral recycling of gypsum products, only a part of the waste plaster is reused, which leads to the development of products with large quantities of plaster to meet this growing demand. ... thus decreasing the negatives environmental impacts of natural gypsum plaster use. 5. Conclusions The studied Brazilian ...

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