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Product name | High thermal conductivity 170W/m.k aln aluminum nitride ceramic substrate for electrical industry |
Material | Aluminium nitride |
Size | 56mmx51mmx1mm |
MOQ | 30 pieces |
Package | Carton with bubble wrap |
Surface roughness | Ra 0.2 -05 um |
Thermal Conductivity | ≥170 W/m.k (at 20 ℃) |
Max working temperature | 2200 degree |
Feature | Excellent thermal, electrical and mechanical properties |
Usage | Hybrid integrated circuit interconnect substrate, microwave device, optoelectronic communication, sensor, etc. |
Delivery Time | 1.stock:delivery within 3-5 days after receiving your payment. 2. OEM/ODM:The normal Lead time is 10-45 days, which depends on your quantiy. |

1. Instrument measurement,data accuracy,
smooth and tidy

2.Size and thickness can be customized,
excellent thermal conductivity, low dielectric constant

3.Polycrystalline ALN has a thermal conductivity of 170-210 W (m.k), which is 5-8 times higher than alumina.
Aluminium nitride | ||||||||
Item | AlN180 | AlN200 | AlN220 | Unit | ||||
Colour | Gray | Gray | Beige | |||||
Density | 3.3 | 3.3 | 3.28 | g/cm3 | ||||
Flexural Strength | ≥350 | ≥350 | ≥350 | MPa | ||||
Compressive Strength | 250 | 250 | - | MPa | ||||
Elastic Modulus | 320 | 320 | 320 | GPa | ||||
Vickers Hardness (Load 500g) | 10 | 9.5 | 9 | HV0.5 | ||||
Coefficient of Line Thermal Expansion | 4.8 | 4.6 | 4.5 | 10-6K-1 | ||||
Thermal Conductivity(20℃) | 180 | 200 | 220 | W/m·K | ||||
Volume Resistance at 20°C | >1014 | >1014 | >1013 | cm | ||||
Dielectric Strength | ≥15 | ≥15 | ≥15 | KV/mm | ||||
Dielectric Constant (1MHz) | 9 | 8.8 | 8.6 | εr | ||||
Loss Tangent | 5 | 5 | 3 | 10-4 | ||||
Size (mm) | Unit | Hole | Thickness (mm) | |||
152.4x152.4 | pcs | - | 0.38/0.5/0.635/1/1.5/2 | |||
114.3x114.3 | pcs | - | 0.38/0.5/0.635/1/1.5/2 | |||
17x22 | pcs | - | 0.635/1 | |||
20x25 | pcs | - | 0.635/1/2 | |||
24x28 | pcs | - | 1 | |||
Mark:The following specification ALN plate have hole | ||||||
12x18.5 | pcs | 3.8 | 0.365/1 | |||
20x26 | pcs | 4 | 0.635/1 | |||
22x28 | pcs | 3.4 | 0.635/1 | |||
Note:
If you need other specification ALN plate,please share us your drawing,welcome to contact us freely.








Regarding the package,we usually use carton and wooden box with bubble wrap.If you need special package,please inform us the detailed information of package kindly,we will pack them according to your requirements.

Regarding the delivery,we support to send you our products by air,by sea,by train or other.



1.What is your payment term?
We mainly accept T/T, West Union, Credit card and L/C.Paypal will be available in the near future.
2.Where is your main market?
We have been exported to USA, Korea, UK, France, Russia, Germany, India, Spain, Brazil etc, so far, there is over 100 countries we have been exported, we also get good reputation from our customers.
3.Can you supply free sample?
Yes, the free samples can be supplied if there are stock. But we hope you can bear freight charge.
4.What about the package?
We pack with plastic bubble paper, carton box, then safe wooden box outside, we can control the breakage less than 1%.
5.Do you support OEM?
Sure! We offer OEM for many customers all over the world.



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