Grinding Shot 0.3
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Grinding Shot 0.3

Grinding shot (also called abrasive shot or grinding pellets) refers to small, spherical (or conditioned) metallic particles used in surface treatment processes like grinding, shot blasting, and deburring. The 0.3mm is a fine-grade variant designed for precision applications.

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Product Introduction

Grinding Shot with a precise diameter of 0.3mm is a fine-grade abrasive media used for high-precision surface treatment and finishing processes. Characterized by its extremely small size, this shot is engineered for applications requiring minimal material removal, delicate contouring, and the creation of uniform, refined surface textures.

Its primary function is to clean, descale, deburr, and impart a specific surface profile or matte finish to precision components. The 0.3mm size allows it to access tight spaces, intricate geometries, and complex internal passages that larger media cannot reach, ensuring consistent treatment across the entire part.

characteristics of 0.3 mM Grinding shot：

Material: Typically made of carbon steel, stainless steel, or aluminum (depending on use case; steel is common for durability).

Hardness: For steel-based 0.3mm grinding shot, hardness ranges from 41–45 HRC (388–436 HV) (varies by material).

Structure: Conditioned (rounded) or as-cut; rounded versions minimize surface damage during use.

Advantage of 0.3 mM Grinding shot:

1.Uniformity: Consistent size ensures even surface results across batches.

2.Low Dust Generation: Cleaner than coarse abrasives, suitable for controlled environments (e.g., cleanrooms).

3.Cost-Effective: Durable (up to 3,300–4,000 cycles for steel variants) and recyclable, reducing operational costs.

4.Versatility: Works with blasting machines, tumblers, or grinding equipment for diverse industrial needs.

Usage

Precision Finishing: Ideal for final-stage finishing to achieve strict surface roughness (Ra) specifications.

Micro-Deburring: Effectively removes fine burrs and sharp edges from machined or stamped parts without altering critical dimensions.

Surface Preparation: Creates an optimal anchor pattern for subsequent coatings, plating, or painting.

Light Descaling: Removes thin oxides or surface contaminants.

Applications

1.Precision Surface Treatment: Removes rust, scale, or contaminants from small/intricate metal components (e.g., automotive parts, aerospace hardware).

2.Deburring & Polishing: Creates smooth, bright finishes on delicate workpieces without excessive material removal.

3.Shot Peening (when conditioned): Enhances fatigue strength of metal parts by inducing compressive stress (used in high-stress industries like aerospace).

Parameter Category	Details
Product Name	0.3mm Grinding Shot
Particle Size	Uniform diameter: 0.3mm (fine-grade)
Common Materials	Carbon steel (mainstream), stainless steel, aluminum (carbon steel prioritized for durability)
Hardness Range	41–45 HRC (388–436 HV, for steel-based variants)
Shape	Spherical (passivated to minimize workpiece scratches)
Recyclable Service Life	~3,300–4,000 cycles (for steel-based types, reusable after reconditioning)
Core Application Scenarios	Precision part rust/scale removal, micro-component deburring, fine surface polishing, light-duty shot peening
Environmental Feature	Low dust generation, suitable for clean industrial environments