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Microspheres and corundum for sandblasting and shot blasting

 

Differences between sandblasting and shot blasting

Lampugnani offers a complete range of materials for sandblasting and shot blasting machines: glass beads, ceramic beads, red-brown corundum, white corundum, metal shot and plastic granules, available in different grain sizes.

 

Each abrasive has specific characteristics in terms of hardness, shape, removal capacity and achievable finish.

 

Choosing the most suitable material allows for a variety of processes, from cleaning and oxide removal to surface preparation, deburring, and the aesthetic finishing of components.



 

Guide to sandblasting and shot blasting products

Choosing between sandblasting and shot blasting

 

  • Sandblasting: A process used to clean, prepare, roughen, or remove surface layers through the action of abrasive materials. Products such as corundum and metal shot are used , characterized by irregular, angular particles, projected onto the surface by compressed air.

 

  • Shot blasting: A surface treatment that uses spherical products such as glass microspheres, ceramic microspheres, and spherical metal grit to achieve uniform, satin-finish, and homogeneous surfaces. It can also be used to deburr small processing residues , choosing the type and grain size based on the component and the desired finish.



Product

Main process

Type of treatment Common Applications

 

Glass microspheres

 

Shot blasting

 

Cleaning and satin aesthetic finish

 

3D printing, aluminum, molds, aeronautical components and engines

 

 

Ceramic microspheres

 

Shot blasting

 

Uniform and satin aesthetic finish

 

Automotive, aerospace, medical prosthetics, stainless steel and high-quality finishes

 

 

Spherical metal grit

 

 

Shot blasting

 

 

Cleaning and surface finishing

 

 

Metal components, steel, castings and textured surface finishes

 

 

Red-brown corundum

 

Sandblasting

 

Abrasion, cleaning and surface preparation

 

Metalwork, rust, paint and scale removal, painting preparation and restoration

 

 

White corundum

 

Sandblasting

 

High purity abrasion

 

Medical, food, glass, goldsmith sectors and processes where high purity of the abrasive is required

 

 

Plastic granules

 

Gentle sandblasting

 

Low-aggressive paint stripping and cleaning

 

Mold cleaning, aeronautical industry, delicate components and restoration

 

 

Sandblasting products



Red-brown corundum

Red-brown corundum is an abrasive with high hardness and removal capacity, suitable for sandblasting treatments that require effective abrasive action. It is used to remove rust, paint, oxidation, and residue, creating a uniform roughness. It is used in metalwork, in preparing surfaces for painting or other coatings, and in woodworking.



White corundum

Aluminum oxide is an extremely effective and sharp abrasive, free of iron particles, suitable for the medical and food industries and for processing materials such as polycarbonate and glass. Its action allows for different levels of roughness and surface finishes, which vary depending on the grain size used and the sandblasting parameters.



Plastic granules

Ideal for cleaning and finishing thermoplastic materials, they are used in numerous industrial applications, particularly in the aerospace, molding, and plastics processing sectors. They remove processing residues, paint, and surface contaminants while preserving the geometry and characteristics of the components.

Shot blasting products



Glass beads

Glass microspheres are ideal for cleaning and finishing mechanical parts without altering their dimensions or compromising the surface geometry. Their action removes oxidation, residue, and surface contamination, achieving a uniform, satin, and brilliant finish.



Ceramic beads

Ceramic microspheres are harder and more wear-resistant than glass microspheres, ensuring longer life and a consistent finish over time. They are particularly suitable for shot blasting processes that require high repeatability and surface uniformity, even in intensive processes or on large surfaces.



Spherical metal grit

Spherical metal shot is used in shot blasting processes to achieve uniform and homogeneous surfaces and for deburring metal components. Available in various grain sizes, it is chosen based on the material being treated and the desired surface finish.

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Ultimo aggiornamento: 21/09/2026