Dongguan Ming Rui Ceramic Technology Co.,ltd
| Payment Terms | L/C, T/T, Western Union, MoneyGram, D/P, D/A |
| Supply Ability | 10000 pieces month |
| Delivery Time | 10-25 working days after the order confirmed |
| Packaging Details | intertional carton box |
| Sample order | acceptable |
| Diameter range | 0.5mm-150mm |
| Length range | 0.3mm-500mm |
| Testing Way | Strict Quality test one by one |
| HV hardness | 1300-1365Mpa (Zirconia), 1400-1650Mpa (Alumina) |
| Max application temperature | 1050℃ ( Zirconia), 1750℃ (Alumina) |
| Feature | High Wear-resistance |
| Heat Conductivity @ Room Temperature | 2.0 - 2.2 W / m * k |
| Density | 5.90 - 6.10 G/cm3 |
| Produce time | Ceramic Grinding Ball |
| Brand Name | Mingrui |
| Model Number | Customized requirement |
| Certification | ISO9001-2015.,UL,ROAH |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, T/T, Western Union, MoneyGram, D/P, D/A | Supply Ability | 10000 pieces month |
| Delivery Time | 10-25 working days after the order confirmed | Packaging Details | intertional carton box |
| Sample order | acceptable | Diameter range | 0.5mm-150mm |
| Length range | 0.3mm-500mm | Testing Way | Strict Quality test one by one |
| HV hardness | 1300-1365Mpa (Zirconia), 1400-1650Mpa (Alumina) | Max application temperature | 1050℃ ( Zirconia), 1750℃ (Alumina) |
| Feature | High Wear-resistance | Heat Conductivity @ Room Temperature | 2.0 - 2.2 W / m * k |
| Density | 5.90 - 6.10 G/cm3 | Produce time | Ceramic Grinding Ball |
| Brand Name | Mingrui | Model Number | Customized requirement |
| Certification | ISO9001-2015.,UL,ROAH | Place of Origin | China |
| High Light | ceramic machining services ，precision ceramic machining | ||
40mm Yttrium Stabilized Zirconia Zro2 Ball/Beads Ceramic Grinding Ball/Beads Valve
| Product Name | 40mm Yttrium Stabilized Zirconia Zro2 Ball/Beads Ceramic Grinding Ball/Beads Valve |
| Material | Alumina ceramic |
| OD | 0.3mm -50mm |
| Length | mm - 500mm |
| Surface Roughness | Ra0.05 |
| Torlerance | +/- 0.001mm |
| Lead time | 10 - 30days |
| Shipping | Air Express (DHL/UPS/TNT/ FedEx) |
Properties Sheet of zirconia and alumina :
| Properties | Unit | Alumina | Zirconia | ||||
| 96%Al2O3 | 99%Al2O3 | 99.5%Al2O3 | 99.8%Al2O3 | 99.9%Al2O3 | 3Y-TZP | ||
| Colour | - | White | White | Ivory | Ivory | Translucent | white/black |
| Bulk density | g/cc | 3.78 | 3.88 | 3.93 | 3.93 | 3.98 | 6.03 |
| Water Absorption | % | 0 | 0 | 0 | 0 | 0 | 0 |
| Grain size | μm | 5-10 | 2-5 | 2-5 | 2-5 | 2-4 | 0.4 |
| Bending strength | MPa | 380 | 350 | 360 | 380 | 300 | 1000 |
| KIC | MPa.m1/2 | 3~4 | 4 | 3~4 | 3~4 | 3~4 | 5~8 |
| Vickers Hardness | GPa | 13 | 14 | 14.5 | 14.5 | 15 | 13 |
| Young's Modulus of Elasticity | GPa | 360 | 370 | 370 | 380 | 390 | 200 |
| Thermal Conductivity | W/m° K | 24 | 28 | 32 | 32 | 34 | 2 |
| Coefficient of Linear Expansion | 10-6/°C | 6.7 | 7.2 | 7.2 | 7.2 | 7.2 | 10.5 |
| Dielectric Constant (1MHz) | - | 9.1 | 9.5 | 9.6 | 9.6 | 9.9 | 33 |
| Dielectric Loss Angle (1MHz) | - | 0.0002 | 0.0001 | 0.0001 | 0.0001 | 0.0001 | 0.002 |
| Dielectric Strength | V/m | 15×106 | 15×106 | 15×106 | 15×106 | 15×106 | 11×106 |
| Volume Resistivity | Ohm.cm | >1014 | >1014 | >1014 | >1014 | >1014 | 1013 |
| (RT) | |||||||
Packaging & Delivery
| Packaging Details: | 1. Carton with Bubble bag or foam. 2. Wooden carton 3. As per customer's requirements. |
| Delivery Details: | 1. 3-25 days for sample 2. 25-40 days for mass products. |
| Shipment Terms: | 1. Small order: By express, DHL/ UPS/ Fedex/ EMS etc. 2. Large order: By sea or By air |
A: We are factory.
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us as below:
Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
2007
Total Annual:
10000000-15000000
Employee Number:
80~120
Ecer Certification：
Active Member
Dongguan Ming Rui Ceramic Technology Co., LTD., a professional manufacturer of machined ceramic parts, has 10 senior engineers and lots of technicians. We produce strengthened structure zirconia ceramic bar, ceramic tube, ceramic shaft, ceramic plate, ceramic sleeve, ceramic valve, ceramic plunger a... Dongguan Ming Rui Ceramic Technology Co., LTD., a professional manufacturer of machined ceramic parts, has 10 senior engineers and lots of technicians. We produce strengthened structure zirconia ceramic bar, ceramic tube, ceramic shaft, ceramic plate, ceramic sleeve, ceramic valve, ceramic plunger a...
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