Recent content by ultramat

Hi, I have been asked to provide an FAI report with a record file of the machines used to make the files. What are these record files? What do they look like? Thank you.

Hi, I am holding a graphite part and I am trying to find out if it is impregnated or not. It is used for wear. What should I look for? Thank you.

Here are some additional information about magnetism and classes: Tungsten alloys come in different classes. You can see a detailed description here: http://ultra-mat.com/site/products/refractory-metals/tungsten In the table you will see the properties of the different tungsten alloy classes...

Igearhart, thank you very much. I am looking for ru powder which I would like to alloy with an additional metal. The spec I get from my supplier is for ru sponge. I am trying to figure out the outcome of this on the final product. Thank you so much.

EdStainless,You are great!! Many thanks for all your help. Thank you, unclesyd. I was interested in metal oxide. THANK YOU ALL!!!

I am asking about a sponge for the production of a metal alloy. Does anyone know how the difference (mainly the porosity) affects the final product after sintering? Thank you.

Hi, What is the difference between powder and sponge? Thank you.

I can not find the information over the net. What is the shelf life of alumina powder? tantalum oxide, yttrium oxide powders etc? Thank you.

Hi, I am looking for a solid graphite material (not powder) with the highest possible electrical resistance. It can be an impregnated grade. Any ideas about the best impregnation material to achieve better electrical resistance properties than a pure graphite grade? Thank you.

Hi, Does only Carpenter produce Vacumet Consumet Core Iron? Are there any other producers of this pure iron material with other names? Thank you.

You can find ceramic properties for Alumina and Zirconia in the following link: http://ultra-mat.com/site/products/advanced-ceramics I hope this is helpful.

Hi, We have to supply a product with a magnetic shield for a customer. The shield is made of welded cylinders made of high permability nickel shielding alloy. Does anyone have a source in the far east? Thanks

Here is a link to the surface finishes chart in my website http://ultra-mat.com/site/products/refractory-metals/molybdenum You can see the chart on the bottom of the page. It lists the surface finishes in microinches, micrometers and in N-values. I hope that anyone who is dealing with surface...