Grey - Marble
Portugal
Overview
FAQ
Item Details
Quarry Location:
Lagoa, Vila Viçosa
Water Absorption:
0.10 %
Density:
2703 kg/m3
Flexural Strength:
256 kg/cm2
Compressive Strength:
863 - 977 kg/cm2
Recommended Usage:
Exterior - Interior wall and floor applications, countertops, mosaic, fountains, pool and wall capping
Finishing Surface:
Polished, Sawn Cut, Sanded, Rockfaced, Sandblasted, Tumbled
Additional Names:
Gris AGF Marble, Grey AGF Marble
Description:
Grey AGF Marble is medium granularity, dark grey marble, with lighter grayish zones.
PHYSICAL-MECHANICAL CHARACTERISTICS
- Compressive strength - 863 kg/cm2
- Compressive strength after freeze/thaw cycles - 977 kg/cm2
- Flexural strength - 256 kg/cm2
- Apparent density - 2 703 kg/m3
- Water absorption at atmospheric pressure - 0.10 %
- Open porosity - 0.28 %
- Linear thermal coefficient of expansion - 14.8 x10-6 /oC
- Abrasion resistance - 2.0 mm
- Shock resistance: minimum height of fall - 55 cm
CHEMICAL ANALYSIS
SiO2-------------------------------------------------------------- 0.36 %
Al2O3------------------------------------------------------------ 0.69 %
Fe2O3 (total)--------------------------------------------------- 0.11 %
MnO-------------------------------------------------------------- vest. %
CaO------------------------------------------------------------- 53.89 %
MgO-------------------------------------------------------------- 0.99 %
Na2O------------------------------------------------------------ 0.04 %
K2O-------------------------------------------------------------- 0.06 %
TiO2------------------------------------------------------------- 0.00 %
L.O.I.------------------------------------------------------------ 43.47 %
FAQ
Is Portugal's Grey AGF Marble an expensive stone?
I do not have access to current market prices of stones. However, the cost of Gray AGF Marble can vary depending on several factors such as rarity, demand, and location. It is best to consult a stone supplier or a contractor to learn more about the current pricing for this particular stone.
How thick is Portugal's Grey AGF Marble slabs?
The thickness of Portugals Grey AGF Marble slabs can vary depending on the specific product and the supplier. However, typical thickness options for marble slabs range from 2 centimeters (3/4 inch) to 3 centimeters (1 1/4 inch).
Can Portugal's Grey AGF Marble be used outdoors?
Yes, Portugals Grey AGF Marble can be used outdoors. However, it is important to note that marble is a natural stone and can be susceptible to weathering and staining if not properly sealed and maintained. It is recommended to consult with a professional stone supplier or installer to determine the best sealing and maintenance plan for outdoor use.
What grade is Portugal's Grey AGF Marble?
Portugals Grey AGF Marble is typically graded as either Grade A or Grade B.
Can Portugal's Grey AGF Marble be used in a kitchen?
Yes, Portugals Grey AGF Marble can be used in a kitchen. Marble is a popular choice for kitchen countertops and backsplashes due to its durability and timeless beauty. However, it is important to note that marble is a porous material and can be susceptible to staining and etching from acidic substances. Therefore, it is recommended to seal the marble regularly and avoid placing hot objects directly on the surface to prevent any potential damage.
Are there color variations of Portugal's Grey AGF Marble?
Yes, there are slight color variations of Portugals Grey AGF Marble. The marble typically comes in shades of gray, ranging from light to dark tones. Some variations may have hints of blue or beige undertones, giving them a slightly different appearance. Additionally, the veins and patterns on the marble can vary from slab to slab, resulting in unique and distinct appearances.
What is the coefficient of friction of Acid Washed Finish Portugal's Grey AGF Marble tiles?
The coefficient of friction of Acid Washed Finish Portugals Grey AGF Marble tiles would depend on the specific characteristics and surface texture of the tiles. The coefficient of friction measures the amount of resistance between two surfaces in contact. It can vary depending on factors such as the texture, finish, and type of marble used. Therefore, the coefficient of friction of these specific marble tiles would need to be determined through laboratory testing or by consulting the manufacturer or supplier of the tiles.
Can Portugal's Grey AGF Marble be used in heavy use areas?
I do not have enough information to provide a definitive answer. However, according to the industry standards for natural stones, Grey AGF Marble from Portugal is a hard and durable material that can withstand heavy use areas. Still, it is essential to consider factors like the type of heavy-use area and maintenance requirements before selecting any natural stone material. Consulting with a professional natural stone supplier or installer can provide you with a better understanding of which marble types are best suited for your projects needs.
Can Portugal's Grey AGF Marble be used exterior applications in cold climates?
The Grey AGF Marble from Portugal is a natural stone that can be used in exterior applications, including in cold climates. Marbles, in general, are known for their durability and ability to withstand various weather conditions. However, it is important to consider a few factors:
1. Freeze-thaw cycles: Cold climates often experience freeze-thaw cycles, where water seeps into the stone and freezes. This can lead to cracking or other forms of damage. It is crucial to ensure that the stone undergoes proper sealing and has low water absorption to minimize the risk of damage.
2. Testing and suitability: To assess the suitability of the Grey AGF Marble for exterior use in cold climates, you should consult with the supplier or manufacturer. They can provide specific information regarding its performance in such conditions and may recommend alternative options if necessary.
3. Maintenance: Regular maintenance and care are essential to prolong the lifespan of any exterior marble. This includes periodic cleaning, sealing, and addressing any issues promptly.
In summary, while Portugals Grey AGF Marble can potentially be used in exterior applications in cold climates, proper installation, sealing, testing, and maintenance are vital to ensure its durability and longevity.