Description
Blasting Grade
Application: blasting and surface cleaning
Grain sizes: 0.4–0.7 mm • 0.7–1.0 mm • 1.0–1.2 mm • 1.2–2.0 mm
Tumbling Grade
Application: polishing and part finishing
Grain sizes: 0.2–0.4 mm • 0.3–0.5 mm • 0.4–0.7 mm
Micro & Filler Grade
Application: fillers and functional additives
Grain sizes: 0.001–0.1 mm • 0.1–0.2 mm
Available grain sizes – walnut shell powder Micro & Filler Grade
Key technical parameters – walnut shell powder (micro filler)
- Material: 100% natural walnut shell
- Form: powder / micro-granulate
- Hardness: approx. 3.0–3.5 Mohs
- Particle shape: irregular, micro-angular
- Bulk density: approx. 0.5–0.7 g/cm³
- Moisture content: ≤ 7–8%
- Biodegradability: 100%
- Heavy metals: none
Typical applications – walnut shell micro powder Micro & Filler
Fillers and functional additives – walnut shell filler
- paints, coatings, and protective layers
- plastics and composites (better stability and appearance)
- adhesives, sealants, and resins
Chemical and materials industry – natural organic filler
- modification of material properties
- eco-friendly alternative to synthetic fillers
- biodegradable and circular-economy products
Precision surface processing – walnut shell abrasive
- micro-cleaning and gentle matting
- processing of sensitive components
- laboratory and technical applications
Key advantages – natural filler and fine abrasive
- ✔ ultra-fine grain size for specialist applications
- ✔ natural and eco-friendly organic filler
- ✔ improved mechanical and aesthetic properties
- ✔ low density and excellent dispersion
- ✔ no toxic or mineral impurities
- ✔ aligned with eco and circular-economy trends
Packaging and logistics
- paper bags with PE liner – 25 kg
- technical packaging – 10 kg
- big bags – 1000 kg
Safety and storage
- use personal protective equipment (dust masks, goggles)
- avoid excessive dust formation during handling
- store in a dry and well-ventilated area
Why Ingritech?
Ingritech Micro & Filler Grade combines stable quality, repeatable parameters, and an eco-friendly raw material base. Therefore, it is a strong choice for manufacturers who require purity, consistency, and reliable process support across multiple industrial applications.
Ingritech – Green Abrasives for Smart Surface Technology.




