Description
Cast iron shot – technical parameters, fractions and applications
Cast iron shot is a high-quality metallic abrasive used in abrasive blasting processes. Thanks to its high hardness and suitable density, this material effectively removes rust, mill scale and technological contaminants. Moreover, it helps prepare the surface for further processes such as painting or metallization.
That is why more and more industrial companies choose this metallic abrasive, because it provides high efficiency and process stability. In addition, its use improves the quality of protective coatings and increases process repeatability.
What is this abrasive and how does it work?
This abrasive material is used for cleaning metal surfaces. In practice, this means effective removal of dirt, technological residues and corrosion. Additionally, the blasting process improves coating adhesion, which is highly important in many industrial applications.
As a result, the product is used both in automated lines and in blasting chambers. Therefore, it can be applied in various technological processes and for many types of steel elements.
Main properties of the abrasive material
A good blasting material should ensure stable operating parameters and high cleaning efficiency. First of all, attention should be paid to its hardness, density and chemical composition. As a result, it is possible to select the right product for a specific application.
| Parameter | Value / Description |
|---|---|
| Material | Cast iron shot for abrasive blasting |
| Hardness | 450–850 HV |
| Density | min. 7000–7200 kg/m³ |
| Application | Cleaning, rust removal, surface preparation |
Chemical composition and its importance
Chemical composition directly affects the durability and effectiveness of the abrasive. Therefore, a properly selected product ensures process stability and predictable results. What is more, chemical composition control helps maintain high process quality in industrial conditions.
| Component | Content |
|---|---|
| C | 2.9–3.5% |
| Si | 0.4–0.7% |
| Mn | 1.20–2.0% |
Types and fractions of metal abrasive
Depending on the application, the appropriate abrasive type can be selected. For example, spherical shot ensures even cleaning, while angular shot provides a more aggressive effect. Thanks to this, the material can be adjusted to the requirements of a specific process.
| Type | Description |
|---|---|
| Spherical | Uniform surface cleaning |
| Angular | Intensive treatment and profiling |
Nominal sizes and available grades
The choice of fraction is important for process efficiency, cleaning intensity and the roughness obtained. Therefore, it is worth matching the abrasive size to the base material, the scale of contamination and technological requirements. A properly selected fraction improves the efficiency of the entire process.
| Type | Available nominal sizes |
|---|---|
| Spherical shot | 0.3; 0.5; 0.8; 1.0; 1.2; 1.4; 1.8; 2.2; 2.8 mm |
| Angular shot | 0.3; 0.5; 0.8; 1.0; 1.2; 1.4 mm |
| Example fraction markings | G80, G66, G55, G47, G39, G34, G24, G17, G12, G07, G05 |
Packaging and logistics of the abrasive material
In industrial applications, not only technical parameters matter, but also the method of delivery and storage. Proper packaging facilitates logistics, protects the product and improves work efficiency on the production floor. As a result, the entire process becomes more predictable.
| Parameter | Value / Description |
|---|---|
| Unit bag | 25 kg polyethylene bag |
| Bulk packaging | Cartons on a 1000 kg pallet |
| Alternative packaging | Big bag on a 1000 kg pallet |
Applications in surface treatment
Cast iron shot is widely used in industry. Above all, it is used for cleaning metal surfaces. Additionally, it is applied before powder coating, metallization and other finishing processes. As a result, it improves the quality of surface preparation.
- rust and mill scale removal,
- surface preparation for coatings,
- cleaning steel components,
- processing metal structures.
Why choose this abrasive solution?
To sum up, this product is an efficient and durable industrial abrasive. Thanks to its properties, it provides high effectiveness and process repeatability. As a result, it is one of the most frequently used solutions in metal surface treatment.
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