Aluminum Nitride Ceramic Substrate for Electronic Packaging
4 week ago
Product details
Laser Precision Machining Of Aluminum Nitride Substrate
Laser precision machining of the aluminum nitride (AlN) substrate is a really advanced manufacturing method. It makes it possible to make very accurate and complicated shapes and structures on AlN substrates. These substrates are widely used in electronics, photonics, and other high-tech fields because they have such great thermal and electrical properties.
1.Machining Process
Laser Ablation
Laser ablation is a very important part of machining AlN substrates. A high-energy laser beam is focused right on the surface of the substrate. This makes the material turn into vapor or get removed in a controlled way. The energy of the laser can be adjusted very precisely so that we can get the exact depth and shape we want for the parts we're making.
This process lets us make really fine grooves, holes, and other tiny structures with high precision. For example, when we're making microelectronic circuits on AlN substrates, we can use laser ablation to make conductive paths and vias that are exactly the right size.
Laser Cutting
Laser cutting is used to cut the AlN substrate into certain shapes or sizes. The focused laser beam melts or turns the material into vapor along the cutting line. This gives us a nice and clean cut. Compared to old-fashioned cutting methods, laser cutting gives us a better edge quality and causes less damage to the material.
It's especially useful when we need to make AlN substrates in custom shapes for things like sensor devices or optical components. In these cases, the shape and size requirements are usually very specific.
2.Advantages
High Precision
Laser precision machining can be accurate down to the micron level. The focused laser beam can control exactly how much material is removed. This means we can make complicated shapes and really fine details. This kind of precision is really important for applications where how well the AlN substrate works depends on how accurate its structure is. For example, in high-frequency electronic circuits and optical waveguides.
Non-Contact Machining
The laser machining process doesn't involve any physical tool touching the substrate directly. This means there's less chance of the substrate getting scratched or cracked. It also means we can machine delicate or brittle AlN substrates without breaking them or affecting their quality.
Flexibility
Laser machining gives us a lot of flexibility when it comes to the shapes and patterns we can make. We can easily change different laser parameters and the path of the laser beam to make all kinds of structures. This makes it easy to quickly make prototypes and customize AlN substrates to fit specific application needs.
3.Applications
Electronics Industry
In the electronics industry, AlN substrates that have been machined with lasers are used to make high-power and high-frequency circuit boards. The precise conductive paths and heat-dissipation structures made by laser machining make electronic components work better and be more reliable. They're also used to make micro-sensors and micro-actuators. In these cases, the small size and high precision of the substrate are really important.
Optoelectronics
In optoelectronics, laser precision machining of AlN substrates is used to make optical waveguides, lenses, and other optical components. The ability to shape the substrate precisely helps us control how light travels and focuses better. This improves the optical performance of things like lasers and light-emitting diodes.
Micro-electro-mechanical Systems (MEMS)
For MEMS applications, we use the precision and flexibility of laser machining to make really tiny mechanical structures and sensors on AlN substrates. These MEMS devices can be used to sense things like pressure, acceleration, and temperature. The AlN substrate gives good mechanical and thermal stability for these devices.
4.Aluminum Nitride Substrate Products advantages:
1. Source quality control, from raw material research and development to ceramic products, all are independently developed and produced.
2. Standard thermal conductivity ≥ 175W/m · k, ultra-high thermal conductivity ≥ 200W/m · k.
3. Provide customized services, including grinding type, instant burning type, high bending resistance, high thermal conductivity, polishing type, laser marking type, etc
Board.
4. Suitable for various types of metalization: DPC， DBC，TPC，AMB， Thick film printing, thin film printing, etc.
5. The thinnest thickness can reach 0.10mm.
5.Performance Parameter Table Of Aluminum Nitride Ceramic Substrate
6.Production dimensions of aluminum nitride ceramic substrate
We offer a variety of advanced ceramics, including alumina ceramics, aluminum nitride ceramics, silicon carbide ceramics, silicon nitride ceramics, and ceramic metallization materials, to improve and expand the performance of your products, processes, or systems. Whether you need high temperature stability, high hardness and wear-resistant surface, increased stiffness to resist weight radiation, anti-corrosion barrier or low thermal expansion rate, we can provide them. We can provide significant performance and cost advantages to meet your needs.
Welcome to contact us for more information.
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Shaanxi Puwei Electronic Technology Co., Ltd
Audited supplier
4 month
Main Product:
Alumina Ceramic Substrates,
Aluminum Nitride Substrates,
Metallized Ceramics,
AlN Ceramics Disc,
DPC Substrate ,
DBC Ceramic Substrate
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