A.L.M.T. Corp.
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Cemented carbide
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Q＆A
Here, we will answer frequently asked questions
Q&A: Tungsten / Tungsten carbide / Cemented carbide
How do we dispose of used tungsten / tungsten carbide?
How hard cemented carbide is?
For what kind of applications are carbides / nitride powders used?
Q&A: Molybdenum
I would like to know its difference from tungsten.
Does it have any size / shape restrictions?
Can it be used in an air atmosphere furnace?
Q&A: Heat spreader
What is the thermal expansion anisotropy of PCM and RCM?
Can we purchase the material?
Is it possible to solder the material?
Is it possible to purchase them at small quantities?
Can you deliver samples quickly?
What does the “30” of PCM 30 refer to?
What does the number behind CPC indicate?
Is resist processing possible?
I would like to know the standard design guide (dimension accuracy, etc.)
We'd like to start evaluation with trial product first. Could we order small quantity for trial?
Could you tell us the maximum size of Ag-Diamond ALMT can produce?
How can Ag-Diamond be joined with another materials?
If you have a standard item for CPC141, could you tell us the size and the specification?
Is hole drilling available for CPC141?
How many is the minimum batch quantity of CPC141?
How long is the standard lead time of CPC141?
How much is the largest size of Sumicrystal and CVD-Diamond?
We need a certificate of non-applicability when shipping our parts to overseas according to Japansese Export Trade Control Order.
Could you produce ceramic heatspreader in accordance with our specific design?
How much is specific heat capacity of Mg-SiC?
Do you offer free samples, so we can try them out and evaluate?
Do you have data of thermal conductivity and coefficient of thermal expansion at temperature that are not shown in your catalog?
How much is the largest size of Cu-Mo?
Could you tell us availability of complex machining for making hole or protrusion on Cu-Mo?
Could you tell us the electrical properties of Al-SiC and Mg-SiC?
How much is the largest size of Al-SiC and Mg-SiC?
Could you tell us availability of complex machining for making hole or protrusion on Al-SiC and Mg-SiC?
We are looking for insulation plate between power device and water cooling heatsink. Do you have any suitable heatspreader?
Is it possible to form CVD diamond on the surface of Copper base plate?
Do you offer heatspreader with AuSn(Gold Tin) solder?
How much is the surface roughness of diamond heatspreader?
What is the most suitable heatspreader material for GaN devices?
What is the difference between Mg-SiC and Al-SiC?
If you have a standard item for Cu-Mo and Ag-Diamond, could you tell us the size, the specification, and the estimated price?
Q&A: Diamond/ CBN tools
What are the features of diamond and CBN?
What are diamond / CBN tools?
What kind of tools do you have?
Where are the tools used?
What is grinding?
What are the features of diamond / CBN grinding tools?
Where are the diamond grinding tools used?
Where are the CBN grinding tools used?
What are truing and dressing?
What is cutting?
Where are diamond cutting tools used for processing?
Where are CBN cutting tools used for processing?
What kind of processing are dies used for?
Where are dies used for processing?
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