For ease of application, the obtained powder was mixed with ethylene glycol (J.T. Baker, NJ, USA) to form a slurry and then applied to the SiC coupons. The two glass transfer tapes (G-1004 and G-1005) were simply applied onto the SiC coupons and a binder burn out stage was introduced in the firing cycle to ensure efficient elimination of the binders and additives.