Creating porcelain sculptures with open or lattice-like structures is a demanding art form that requires exceptional skill and precision. One of the primary challenges is the inherent fragility of porcelain, which becomes even more pronounced when thin, intricate designs are involved. The delicate nature of these structures makes them highly susceptible to cracking or breaking during the sculpting, drying, or firing processes.

Another significant hurdle is achieving uniformity in the lattice patterns. Even minor inconsistencies in thickness or spacing can lead to structural weaknesses or visual imperfections. Artists must meticulously plan and execute each detail to ensure both aesthetic appeal and durability.

The firing process itself poses unique difficulties. Porcelain shrinks during firing, and open structures can warp or collapse if not properly supported. Kiln temperature and timing must be precisely controlled to prevent deformation while ensuring the piece fully vitrifies.

Additionally, the cleaning and finishing of such sculptures require extreme care. Residual clay or glaze in the intricate openings can mar the final appearance, yet aggressive cleaning risks damaging the fragile elements.

Despite these challenges, the breathtaking beauty of successfully executed openwork porcelain sculptures makes the painstaking effort worthwhile, representing the pinnacle of ceramic artistry.