How to Condition Polymer Clay

Written By :

Toby Rede

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Clay

Written By

Toby Rede

Expert Author

Pinterest

Toby Rede is a professional potter who blends functional and artistic ceramics, drawing inspiration from sustainable gardening and natural textures.

Welcome to the wonderful world of polymer clay! If you’re a newbie and have never worked with this versatile and vibrant medium before, you’re in for a real treat. And if you’re a seasoned polymer clay enthusiast looking to take your skills to the next level, you’re in the right place too. In this comprehensive guide, we will delve into the fascinating art of conditioning polymer clay, a fundamental step that lays the foundation for all your future clay creations.

How to Condition Polymer Clay

Whether you’re an aspiring jewelry designer, a sculptor, or simply a hobbyist looking to unleash your creativity, learning how to condition polymer clay is essential for achieving smooth and professional-looking results. So, grab your apron and roll up your sleeves as we embark on a journey of discovery and creativity, unlocking the secrets to unlocking the full potential of polymer clay. Let’s get started!

What is Polymer Clay?

First things first, let’s take a closer look at what polymer clay is. It’s a type of modeling clay that is made from tiny particles of polyvinyl chloride (PVC) suspended in a plasticizer.

This unique blend results in a pliable and malleable material with a smooth, almost velvety texture. Unlike traditional clay, polymer clay does not dry out when exposed to air and can be baked in a regular oven or toaster oven at low temperatures to harden it permanently. Its ability to hold intricate details and its wide range of vibrant colors make it a favorite among artists and crafters alike.

9 Best Ways on How to Condition Polymer Clay

1. Kneading of Polymer Clay:

To condition polymer clay, the first step is to knead it thoroughly. Kneading helps distribute the plasticizer evenly throughout the clay, making it soft and pliable. Start by taking a small piece of clay and rolling it into a ball between your hands. Then, use your fingers to flatten and stretch the clay, folding it back onto itself in a rolling motion. Continue this process until the clay becomes soft and easy to manipulate.

Taking a Small Piece of Clay

2. Using a Pasta Machine:

A pasta machine is an excellent tool for conditioning polymer clay, especially if you have larger quantities to work with. Start by passing the clay through the thickest setting of the pasta machine, then fold it in half and pass it through again. Repeat this process, gradually decreasing the thickness setting until the clay becomes smooth and pliable.

3. Softening with Heat:

Sometimes, polymer clay can become hard due to age or improper storage. In such cases, a quick fix is to soften it with heat. You can do this by placing the clay in a plastic bag and submerging it in warm water for a few minutes. Alternatively, you can use a hair dryer to gently warm the clay until it becomes soft and easy to work with.

4. Conditioning with Clay Softener:

If your polymer clay is too hard or crumbly, you may need to add a clay softener to help condition it. There are many different types of clay softeners available in the market, but a few drops of mineral oil or baby oil can also work wonders. This method is particularly useful for reviving old or neglected clay. If your clay is too soft, you can use cornstarch or talcum powder to firm it up.

5. Mixing Different Brands of Clay:

Mixing different brands of polymer clay can also help in conditioning. Some brands have softer formulas, while others are firmer. By mixing them, you can achieve the perfect consistency for your project. However, be careful when mixing colors as they may not blend seamlessly, resulting in marbling or streaking. This technique is ideal for those who have a collection of different clay brands and want to use them.

6. Adding Liquid Softener:

Liquid softeners are specially designed to condition polymer clay without altering its properties. They can be added directly to the clay or used to thin out thick or hard clays. This method is perfect for mixing colors, creating intricate details, and thinning out clay for techniques like image transfers or marbling. If you’re using a liquid softener, start with a few drops and gradually add more until you achieve the desired consistency.

7. Using Polymer Clay Softeners:

Polymer clay softeners are additives that can be mixed into the clay to make it softer and easier to condition. They also help prevent cracking and improve workability. Some examples of polymer clay softeners include Sculpey Mold Maker, Fimo Mix Quick, and Kato Polyclay Softener. Follow the instructions on the packaging for the best results.

Kato Polyclay Softener

8. Conditioning with Hands or Tools:

While kneading by hand is the traditional way of conditioning polymer clay, some artists prefer to use tools such as a roller or a brayer. These tools help evenly distribute pressure and prevent finger marks on the clay. However, using tools may take some practice to achieve the desired smoothness and consistency. This method is ideal for those with hand or wrist pain or if you want to save time.

9. Resting the Clay:

Last but not least, resting the clay can also help condition it. After kneading or using any of the above methods, let the clay rest for about 10-15 minutes before working with it. This will allow the plasticizers to distribute evenly, making the clay easier to work with. Plus, it gives you a break and allows you to come back to your project with fresh eyes.

Following these techniques will help you condition polymer clay like a pro, giving you the foundation to create beautiful and intricate designs with ease. Remember to experiment and find what works best for you, as every artist has a unique way of working with this versatile medium. With practice, patience, and some creativity, your polymer clay creations are sure to impress! So go ahead, have fun, and let your imagination run wild. Happy clay conditioning!  

Additional Tips and Tricks to Condition Polymer Clay

1. If your polymer clay is too hard to work with, you can soften it by kneading in a few drops of mineral oil or baby oil. This will make the clay more pliable and easier to manipulate.

2. You can also use a pasta machine to condition polymer clay. Simply run the clay through the machine several times until it becomes soft and easy to shape. This method is especially useful if you have a large amount of clay to condition.

3. To prevent dust and lint from getting trapped in the clay, store it in an airtight container or bag when not in use. This will also help to keep the clay soft and pliable.

4. If your polymer clay becomes too soft due to heat, you can cool it down by placing it in the fridge or freezer for a few minutes before working with it. This will make it easier to handle and shape.

5. When conditioning multiple colors of polymer clay, make sure to clean your hands or tools between each color to prevent any color transfer or contamination.

6. If you want to add texture or patterns to your polymer clay, try using rubber stamps or texture sheets. Simply press the stamp or sheet onto the clay to create a design before shaping it.

 Using Rubber Stamps

7. For intricate designs, you can use a needle tool, toothpick, or small knife to carve details into the clay. This is especially useful for creating realistic textures like fur or wood grain.

8. You can also mix different colors of polymer clay to create custom shades. This is a great way to achieve unique colors for your projects without having to buy multiple packs of clay.

9. To avoid fingerprints on your clay, wear gloves or use baby powder on your hands before working with it. This will prevent any oils from transferring onto the clay and creating unwanted marks.

10. Finally, be patient when conditioning polymer clay. It may take some time and effort to get the clay to the desired consistency, but the result will be worth it.

Following these additional tips and tricks will not only help you to effectively condition polymer clay but also enhance your overall experience with this versatile medium. With practice and experimentation, you can create stunning pieces of art using polymer clay that are sure to impress. So don’t be afraid to try new techniques and have fun with it!  Keep in mind that every artist has their unique methods and preferences for conditioning clay, so feel free to adapt these tips to suit your own needs. Happy crafting! 

Frequently Asked Questions

Can I Bake Polymer Clay in a Regular Oven?

Yes, you can! Polymer clay can be baked in any type of oven, as long as the temperature is accurate and consistent. You don’t need to invest in a dedicated oven just for polymer clay.

How Long Should I Bake My Polymer Clay?

The baking time will depend on the thickness of your piece. As a general rule, bake for 15 minutes per 1/4 inch of thickness. For example, if your piece is 1/2 inch thick, you should bake it for 30 minutes.

Can I Bake Different Brands of Polymer Clay Together?

It is not recommended to mix different brands of polymer clay when baking. Each brand may have its unique properties and baking instructions, so it is best to stick with one brand per piece.

What Happens if I OverBake My Polymer Clay?

If you over-bake polymer clay, it may become brittle and break easily. It can also darken in color and lose its flexibility. It is important to closely follow the baking instructions for your specific brand of polymer clay.

 Over-bake Polymer Clay

Conclusion

Knowing how to condition polymer clay and properly bake it is essential for successful projects. With these tips and techniques, you can confidently create beautiful and durable polymer clay creations that will last for years to come. Remember to always handle your clay with care and follow the instructions carefully for the best results.  

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