The materials used in excavator buckets vary depending on the application and the desired level of durability. However, some of the most common materials include:

• Steel: Steel is the most common material used for excavator buckets. It is strong and durable, and it can be easily welded and repaired. However, steel can be susceptible to corrosion, so it is important to choose a steel that is treated for corrosion resistance.
• Hardox: Hardox is a high-strength steel that is specifically designed for use in excavator buckets. It is much more resistant to wear and tear than regular steel, and it can withstand even the most abrasive materials.
• Ductile iron: Ductile iron is a type of cast iron that is known for its toughness and impact resistance. It is often used for the teeth of excavator buckets, as it can withstand the forces of impact without breaking.
• Composite materials: Composite materials, such as carbon fiber, are becoming increasingly popular for use in excavator buckets. They are lightweight and strong, and they are also resistant to corrosion. However, composite materials can be more expensive than steel or ductile iron.

Here is a table that summarizes the different materials used in excavator buckets and their advantages and disadvantages:

The type of material used for an excavator bucket will also depend on the application. For example, buckets that are used for digging in soft soils may be made of a lighter material, such as steel, while buckets that are used for digging in hard rock may need to be made of a more durable material, such as Hardox.

The teeth of an excavator bucket are also important for durability. The teeth are typically made of a harder material than the bucket itself, such as tungsten carbide or high-alloy steel. This helps to protect the bucket from wear and tear, and it also helps to improve the bucket’s digging performance.

The overall durability of an excavator bucket will depend on a number of factors, including the material used, the thickness of the material, the design of the bucket, and the maintenance of the bucket. By choosing the right materials and design, excavator operators can extend the life of their buckets and improve their performance.