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[China]
Trade Verify
Address: Room 311, No.1211, Mudanjiang Road, Baoshan district, Shanghai
Contact name:Qiu
Ohmalloy Material Co.,Ltd |
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Verified Suppliers
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0.5*40*60mm High Thermal Conductivity 99%AlN Aluminum Nitride Ceramic Sheet
Testing instruments and appliances: micrometer, microscope, digital
caliper, thermal conductivity tester, roughness tester, volume
density tester, etc
| Classification | Content of the performance | Unit | ALN | AL2O3 | Beo | ZrO2 |
| Basic performance | Appearance/Color | - | Light gray | White | White | White |
| The purity | % | 96-98 | 96-99.9 | B-99 | 94.8 | |
| Bibulous rate | % | 0 | 0 | 0 | 0 | |
| Bulk density | g/cm3 | ³3.30 | ³3.70 | ³2.85 | >6 | |
| Roughness of surface | μm | 0.3-0.5 | 0.2-0.75 | 0.2-0.4 | 0.3-0.5 | |
| Warp degrees | (length ‰) | £3‰ | £3‰ | £2‰ | £2‰ | |
| The thermal performance | Thermal conductivity (30℃) | W/m.k | ³170 | ³24 | ³280 | ³2.5 |
(20℃to300℃) Coefficient of thermal expansion (300℃to800℃) | ×10-6/℃ | 4.4 | 6.9 | 7 | 10.0 | |
| ×10-6/℃ | 4.8 | 7.8 | 8.5 | 10.0 | ||
| Mechanical properties | Bending strength | MPa | 420 | 320 | ³220 | 2100 |
| Modulus of elasticity | GPa | 320 | 340 | - | >200 | |
| Mohs hardness | - | 8 | 8 | - | 11.5 | |
| Electrical performance | Dielectric constant (1MHz 25℃) | - | 8.9 | 9.8 | 6.5-7.5 | - |
| Dielectric loss (1MHz 25℃) | ×10-4 | 2.8 | 2.8 | ³4 | - | |
| The electric strength | KV/mm | ³17 | ³15 | ³15 | - | |
| Resistivity of volume | Ω.cm | ³1014 | ³1014 | ³1013 | ³1013 | |
FAQ
1. What's the minimum quantity customer can order?
If we have your size in stock, we can provide any quantity you want.
If we do not have, for spool wire, we can produce 1 spool, about 2-3kg. For coil wire, 25kg.
2. How can you pay for small sample amount?
We have account, wire transfer for sample amount also ok.
3. Customer do not have express account. How will us arrange the delivery for sample order?
Just need to provide your address information, we will check the express cost, you can arrange the express cost together with sample value.
4. What's our payment terms?
We can accept LC T/T payment terms, it also depending on delivery and total amount. Let's talk more in details after getting your detailed requirements.
5. Do you provide free samples?
If you want several meters and we have stock of your size, we can provide, customer need to bear the International express cost.
6. What's our working time?
We will give you reply through email/phone Online contact tool within 24 hours. No matter working day or holidays.
