hi,

see as per 2022 gate official site, gate exam has no paper named as ceramic engineering,  very few  colleges of india offers b.tech in ceramic engineering. since gate exam score is evaluated for higher study as well as psu undertakings , the most common subjects are available for appearing in gate exam.

however you may select gate papers irrespective of your bachelors degree specialization.

so follow the  below link to know about syllabus and gate papers:

https://gate.iitkgp.ac.in/gate_syllabus.html