Cómo aplicar esmalte en cerámica sin errores: guía práctica para principiantes

How to Apply Glaze to Ceramics Without Mistakes: A Practical Guide for Beginners

Glazing is one of the most exciting and challenging steps in ceramics. A good glaze not only protects pieces but also brings them to life through color, shine, and texture. However, applying glaze to ceramics without errors requires technique and patience. In this practical guide, we'll teach you how to prepare your pieces, choose the right glaze, and apply the correct techniques to achieve a professional finish. We'll also share some tips we use at Kinara Ceramics. to avoid the most common mistakes.


What is glaze in ceramics and why is it important?

Ceramic glaze is a vitreous layer applied to the surface of pieces to protect them and enhance their appearance. It is composed of a mixture of silica, fluxes, and metal oxides that, when subjected to high temperatures in the kiln, melt, creating a smooth, glossy film.

Enamel performs two main functions:

  1. Protective function: Prevents liquids from penetrating the clay, making the pieces more durable and waterproof.
  2. Aesthetic function: Add color, shine and unique visual effects.

At Kinara Ceramics , we select glazes that not only add beauty to our pieces, but also guarantee their strength and durability.


Preparation before enameling: keys to a perfect finish

Proper preparation is essential to avoid imperfections during glazing. Follow these steps to ensure your pieces are ready:


Cleaning and sanding the piece

  • Removing dust: Before glazing, make sure the pieces are completely free of dust and debris. Use a slightly damp sponge to clean the surface.
  • Light sanding: If there are imperfections, lightly sand the piece with fine-grit sandpaper to obtain a uniform surface.
  • Complete drying: Let the piece dry completely before applying the enamel to avoid bubbles.

A good trick is to pass a dry brush over the piece before glazing to remove any invisible particles, which is what we do daily at Kinara Ceramics .


Choosing the right nail polish: types and compatibility

There are different types of glazes, each with specific characteristics. Choosing the right glaze depends on the type of clay and the desired finish.

  • Glossy enamel: Provides a glossy finish and makes cleaning easier. Ideal for tableware.
  • Matte enamel: Offers a more natural and elegant look, perfect for decorative pieces.
  • Opaque glaze: Completely covers the color of the clay and allows for intense tones.

Clay compatibility:

  • Make sure the glaze is compatible with the clay's firing temperature.
  • Test on small samples before glazing large pieces.

For example, at Kinara Ceramics we use glossy glazes for tableware and opaque glazes for decorative pieces, always ensuring their compatibility with the clay.


Techniques for applying glaze to ceramics without errors

Applying nail polish correctly is key to a professional finish. Below, we show you the most effective techniques:


Dip enamelling: practical tips

  • Preparation: Mix the polish to the appropriate thickness. The consistency should be like that of liquid cream.
  • Technique: Submerge the piece completely and remove it slowly to avoid buildup.
  • Time: Keep the piece submerged for 2 to 4 seconds.

Common mistakes and how to avoid them:

  • Drips: Gently shake the piece to remove excess polish.
  • Buildup: Use a sponge to remove excess polish from thicker areas.

At Kinara Ceramics, we advise you to drain the piece slowly and clean the base to prevent it from sticking to the oven.


Brush-on enamel: tips for a uniform finish

  • Brush Selection : Use soft, wide brushes for large surfaces and fine brushes for details.
  • Application: Apply two thin coats instead of one thick coat to avoid bubbles and brush marks.
  • Drying: Let each coat dry before applying the next.

Common errors and solutions:

  • Brush Marks: Soften brush strokes with a damp sponge.
  • Bubbling: Shake the polish before applying to remove air.

From Kinara Ceramics we advise you to apply the polish in one direction to avoid uneven marks.

Pour Glazing: How to Control Thickness

  • Preparation: Pour the glaze from a low, constant height.
  • Thickness control: Use slow circular motions for an even layer.
  • Cleaning: Remove excess from the edges with a sponge.

You can use adhesive tape to mark off areas and prevent the polish from running. It works great for us.


Common mistakes when applying nail polish and how to avoid them

  • Bubbling : This can be caused by impurities in the clay. Solution: Sand the piece before glazing.

  • Craquelure : Occurs when the glaze and clay have different coefficients of expansion. Solution: Choose compatible glazes.

  • Uneven Coats: Apply thin, even coats.

At Kinara Ceramics , we perform pre-testing to ensure the glaze is applied evenly.


Firing and finishing: the final step for a perfect glaze

  • Temperature: Make sure the oven is at the temperature recommended by the enamel manufacturer.
  • Cooling: Open the oven only when it has dropped below 100°C to avoid thermal shock.
  • Review: Inspect parts for cracks or defects.

From Kinara Ceramics we advise you Place the pieces with enough space between them to allow for even cooking.


Conclusion: Glaze like a pro with Kinara Ceramics

Glazing is a technique that requires practice and attention to detail. By following these tips and techniques, you'll be able to avoid common mistakes and achieve professional finishes. At Kinara Ceramics , we combine traditional and modern techniques to create unique and long-lasting pieces.

Explore more about ceramics and techniques on our blog and take your art to the next level!

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