shenxing ceramic Custom Size Structure Salt Kit Pepper Parts Alumina coffee Ceramic pepper Grinder core
The alumina ceramic burr grinder is a precision-engineered grinding mechanism widely integrated into both coffee and pepper grinders, crafted from high-density alumina ceramic material. Renowned for its exceptional hardness and wear resistance, this type of grinder delivers consistent particle sizes with minimal heat generation during operation, effectively preserving the original aroma and flavor profiles of coffee beans and peppercorns that would otherwise be compromised by overheating.
Order(MOQ) :
1000Payment :
T/TAs a specialized grinding component, the alumina ceramic burr grinder is commonly employed in household and commercial coffee grinders as well as spice mills dedicated to peppercorns, constructed from premium alumina ceramic. Unlike traditional metal burrs, its non-reactive ceramic surface avoids any metallic aftertaste, while its finely textured grinding surfaces ensure uniform grinding, catering to the diverse needs of baristas and culinary enthusiasts alike.
The alumina ceramic burr grinder is a high-performance grinding mechanism utilized in coffee and pepper grinders, manufactured from durable alumina ceramic material that boasts impressive chemical stability and longevity. Its robust structure resists corrosion and abrasion even with frequent use, maintaining its grinding precision over an extended service life, making it a preferred choice for those seeking a reliable, low-maintenance solution for daily coffee brewing and spice preparation.
Technical Parameters
| Item | Unit | Zirconia ceramic | 99% alumina ceramic | 96% alumina ceramic | 95% alumina ceramic | Steatite ceramic | Mullite ceramic | Cordierite ceramic |
| Bulk density | g/cm3 | 6 | 3.8 | 3.7 | 3.6 | 2.8 | 2.2 | 2.3 |
| Water absorption | % | 0 | 0 | 0 | 0 | 0 | 12 | 12 |
| Thermal Conductivity | (w/m.k) | 10 | 19-30 | 16-28 | 14-24 | 2-3 | 2-6 | 1.3-1.8 |
| Resistance to thermal shock,Minimum | TK? | 70 | 150 | 140 | 140 | 80 | 150 | 300 |
| Withstand voltage,Minimum | KV | 15 | 20 | 18 | 18 | 20 | 25 | - |
| Flexural strength | Mpa | 1000 | 300 | 280 | 240 | 120 | 120 | 30 |
| Sintering temperature | ℃ | 1500 | 1670 | 1600 | 1600 | 1250 | 1250 | 1250 |
| Maximum working temperature | ℃ | 1200 | 1500 | 1200 | 1200 | 800 | 1000 | 1000 |
Application
Specifically used for high-temperature and high-voltage insulation parts, circuit substrates, high-temperature devices, etc. As the main representative of precision ceramic materials, it is widely used in industries such as semiconductors, petrochemicals, and electronics.

Advantages
1. we support OEM and ODM;
2. We have a professional R&D team and technical support;
3. We provide real-time logistics update information;
4. We support 24-hour online service;
5. We support T/T,L/c payment;
6. We have a professional QC team to check the quality before delivery.
Certificate

FAQ
1. How can you get quotation?
Please kindly send me your drawing with technic requirement and demand quantity.
If you don't have the drawing, please kindly courier samples to us. we will quote our best price in 24 hours.
2. How can you get samples?
We can supply free samples if we have them in stock. If we haven't produce the products, we can supply some free samples after getting tool fee. Please take note that the courier fee should be at destination.
3. What’s the lead-time for samples and batch orders?
It is 18days for supplying samples. It is around 25days for batch orders.
4. Can I visit you?
Sure. If you're a volume buyer and would like to visit our in-house products and production line, please contact us to make an appointment.
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