Is the refractory supposed to look like this when curing the coat

Refractory Ceramic Fiber Coatings and Mixes – Types and Benefits

I haven't added egg shell to my worm bin before… : r/Vermiculture

Double walled ceramic mug making machine attempt 3… actually works this time. : r/3Dprinting

RUTLAND Dry Mix 211® is a refractory mortar ideal for joining or repairing masonry flue tile in any gas or wood fireplace and wood, coal, or pellet

Dry Mix 211®

5 common causes of refractory failure and how to fix them - BIC

Immunotherapies 'offer incredible hope' in journey toward multiple

Raised face using a cap mold : r/DiceMaking

Is this enough thermal paste? : r/pcmasterrace

Refractory Cement: What it Is, Plus 5 Things You NEED to Know

My first floor refinish and the final coat of poly bubbled a little. What is the best way to fix this? Sand and recoat? : r/HardWoodFloors