Customization: | Available |
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Application: | Structure Ceramic, Industrial Ceramic |
Type: | Ceramic Parts |
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1. Ceramic grinding burrs stay sharp for an unbelievably long time. The burr will retain its cutting ability and will not easily wear out once it is sharpened.
2. Ceramic does not rust or otherwise deteriorate when exposed to warm environments or moisture.
3. Ceramic is a sustainable material. Its natural origin makes it totally recyclable.
4. Support OEM, ODM, and prototyping or trial order.
5. Stable quality, consistent product specifications for each batch.
6. Compliant with FDA, LFGB and RoHS standards.
1. Ceramic vs. Steel Burr
Ceramic Burr | Steel Burr | |
PROS | Burrs stay sharp longer Best for espresso roasts Longer lifespan (less warping, blunting) Full-body taste and mouthfeel |
Burrs start sharper Good for single-source, non-espresso beans Less initial cost Clean taste and mouthfeel |
CONS | More initial cost Break more easily |
More recurring cost Not great for warmer environments |
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PROS | Remarkably even particle size Best for commercial use |
Cheaper Quieter Consistent grind Good for home use and espresso |
CONS | More expensive | Less efficient |
Mechanical Property | Ceramic Material | ||
99.5% Al2O3 |
99% Al2O3 |
95% Al2O3 |
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Density (g/cm3) | ≥3.90 | ≥3.85 | ≥3.65 |
Water absorption (%) | 0 | 0 | 0 |
Hardness (HV) | 1700 | 1700 | 1500 |
Flexural strength (Mpa) | ≥379 | ≥338 | ≥320 |
Compressive strength ( Mpa) | ≥2240 | ≥2240 | ≥2000 |
Fracture toughness (Mpam1/2) | 4-5 | 4-5 | 3-4 |
Q1: Are manual coffee grinders better than electric?
No. Manual grinders are generally no better than electric grinders. However, you tend to get more value for your money with manual grinders, as they are less expensive, while still providing decent capabilities.
Q2: Can a pepper grinder be used to grind coffee beans?