Products made by baking or firing nonmetallic minerals (clay and similar materials). In making dental restorations or parts of restorations the... | Contact experts in Ceramics to get answers
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Questions related to Ceramics
The production of components and assemblies in the nuclear area employs fusion welding and in the solid state as a method of manufacture in the various metallic materials. With the increasing use...
05 May 2018 608 4 View
Can somebody suggest a high temperature (723 K) vacuum sealing method to join metal to ceramic. The joint should sustain a vacuum of 10-3 mbar at 723 K.
05 May 2018 3,513 3 View
I am seeking a structural ceramic that can support a high load at temperatures above 1600C in a standard gas lit furnace.
05 May 2018 3,649 3 View
i have poled the ZnO sample ranging from 1kV to 10 kV. however, my piezoelectric performance decreased in all the cases. any reference where poling have reduced the performance are highly anticipated
05 May 2018 6,985 3 View
Like KNN( Potassium Sodium Niobate)
26 April 2018 7,478 7 View
hello everyone How can I calculate the volume fraction of porous material? such as metal foam or lattice structure
25 April 2018 1,286 3 View
Ceramic Pellets made through Spark Plasma Sintering (SPS) use to be very brittle and hence removing graphite layer using Grinding & Polishing becomes challenging.
20 April 2018 563 5 View
I am looking for a grouting or adhesive material which can be used to fix a pvc pipe with a fired clay ceramics. The fixing should work as a leak proof under water.
17 April 2018 1,409 2 View
Can i use a specimen with dimension of 3x3x25 mm3 (thicknessxWidthxLength) for three point bending test for flexural strength. The material of specimen is ceramic (YBCO superconductor).
08 April 2018 2,247 3 View
Fatigue test for ceramic requires more time and is expensive to perform. Is there a way to establish a correlation between material failure due to a static load vs dynamic? If there is, this will...
08 April 2018 8,038 5 View
04 April 2018 8,957 5 View
04 April 2018 9,659 2 View
04 April 2018 4,958 3 View
04 April 2018 4,187 5 View
I am preparing a ceramic from Na2CO3 and MgCO3. But first, I need to remove moisture from raw materials. I don't have a mullite crucible so is it ok to use china dish to keep the powders in the...
30 March 2018 2,655 3 View
I am trying to find out the ratio of alpha to beta grains in a bulk (non-powdered) sample of silicon nitride as well as their size distribution. What technique is best for determining this...
26 March 2018 914 4 View
For e.g., At 1600C, I need to use a metal alloy which can act as thermal insulator. I cannot increase the thickness of the metal alloy or can not provide cooling. Ceramics would crack due to high...
21 March 2018 6,605 2 View
I am currently doing a comparitive study on the characteristics of rockwool, calcium silicate, aerogel, foam glass and glasswool insulation. I had tested my samples for the thermogravimetric...
09 March 2018 7,382 9 View
What is indentation size effect? How it affects the hardness value of ceramics ?
06 March 2018 2,656 5 View
Dear all, I am to do some experiment on ceramic powders, alumina for example and wondering how to prepare the powder and sample. I wish to have some recommendations on textbooks and technical...
05 March 2018 4,156 4 View
In textured ceramics, instead of Mol.% or Weight% mostly people used 10 or 20 Volume % template. Anybody can explain how to calculate volume%. Please!! Thank You.
03 March 2018 5,195 3 View
03 March 2018 9,528 1 View
03 March 2018 9,370 4 View
I want to know that how we can check that powder is homogeneously mixed or not? How can we assess the homogeneity of powder mixture. Lets say we have a mixture of metal and ceramic powder. The...
16 February 2018 9,912 6 View