At this point we are all familiar with the GRP polesBut do we really know what materials they are made of?

Fibreglass is a material composed of thin glass filaments that are woven together to form a structure. resistant y light. This material is used in a wide variety of industrial applications due to its excellent mechanical and chemical properties. One of the most prominent uses of fibre glass is in the manufacture of glass fibre reinforced polyester (GRP) poles. In this blog post, we will explore what fibreglass is and the advantages it offers compared to wood and concrete poles.

What is fibreglass?

Glass fibre is manufactured from molten glass which is extruded into fine filaments. These filaments are bundled together to form yarns that can be woven or moulded into different shapes. Fibreglass is known for its high tensile strength, light weight and corrosion resistance, making it ideal for a variety of structural applications.

Advantages of fibreglass over wood or concrete

The glass fibre reinforced polyester (GRP) poles combine the best properties of polyester and glass fibre to create a material that extremely durable and versatile. In the following, we will detail the main advantages of GRP poles compared to wood and concrete poles:

Corrosion Resistance:

• GRP polesThey are highly corrosion resistant and do not deteriorate when exposed to moisture, chemicals or adverse weather conditions.
• WoodWood can rot, warp or be attacked by insects, especially in humid environments.
• ConcreteAlthough concrete is strong, it can crack and deteriorate over time due to exposure to aggressive environmental conditions.

Low Maintenance:

• GRP polesNo special treatment or maintenance is required, resulting in significant cost savings in the long run.
• WoodNeeds regular treatments to protect it against humidity and insects.
• ConcreteMay require repairs or replacement in case of cracks or structural damage.

Health and Safety:

• GRP polesThey do not contain hazardous substances such as creosote, a carcinogenic chemical commonly used in wooden poles to prevent decay.
• WoodCreosote-treated poles may pose risks to human health and the environment.
• ConcreteGenerally safe, but the manufacturing and handling process may present risks to workers due to its weight and the tools required for handling.

Lightweight:

• GRP polesThey are much lighter than wood and concrete poles, which makes them easier to transport and install, especially in hard-to-reach areas.
• WoodRelatively light but still heavier than GRP poles.
• ConcreteVery heavy, which can complicate transport and installation, requiring specialised equipment.

Durability and Service Life:

• GRP polesThey have a long service life due to their corrosion resistance and desgaste.
• WoodAlthough some types of treated wood can last for many years, their durability is inferior to that of GRP poles.
• ConcreteVery durable, but service life may be compromised by corrosion of internal reinforcing bars and other environmental factors.

The glass fibre reinforced polyester (GRP) poles offer numerous advantages over wood and concrete poles, including corrosion resistance, low maintenance, safety, light weight and durability. These benefits make the poles GRP are an excellent choice for a variety of applications, from telecommunications infrastructure to power lines and more.

Please do not hesitate to contact us for further information. You can write to us at infocomercial@esg.es or call directly to 947 473 139. We are located at Calle Valle de Mena 8, 09001, Burgos.