
Sculpey is a popular brand of polymer clay used for crafting and modelling. It is known for its versatility and durability, allowing creators to make jewellery, home décor, sculptures, and more. When working with Sculpey clay, it is important to condition it first to achieve the desired consistency and flexibility. This can be done by hand or using a pasta machine. Additionally, when attaching Sculpey clay to plastic, one must be cautious as certain chemicals in the clay can react with some plastics over time, causing softening or melting. For adhesion, various methods can be employed, such as using epoxy clay, air-dry clay, or adhesives like super glue, epoxy resin, or liquid clay. It is worth noting that the choice of adhesive depends on the specific project requirements and the type of plastic involved.
| Characteristics | Values |
|---|---|
| Adhesives for attaching Sculpey clay to plastic | Epoxy clay, JB Weld Steel-Reinforced Epoxy, Poly Bonder, Epoxy resin, Super glue |
| Adhesives for attaching Sculpey clay to clay | Genesis medium, Kato Poly Paste, Sculpey Bake & Bond, Fimo Liquid Gel, Genesis Heat-Set Oils Thick Medium, Liquid clay, Loctite Gel |
| Adhesive for attaching metal to Sculpey clay | JB Weld Steel-Reinforced Epoxy |
| Adhesive for attaching Sculpey clay to metal | Zap-A-Gap |
| Storage | Store clay in a cool, dry area in a polypropylene plastic container or bag |
| Clay consistency | If clay is too firm, add Solid clay conditioner or Liquid Clay Thinner and Softener. If clay is too soft, roll it into sheets, place between white paper, and place a heavy object on it |
| Clay thickness | Limit clay thickness to about 3/8". For pieces thicker than 1/4", create an armature |
| Baking | Bake Sculpey clay in a household oven or toaster oven at the recommended temperature |
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What You'll Learn
- Epoxy clay, like Apoxie Sculpt, Milliput, or GreenStuff, can be used to attach Sculpey clay to plastic
- Epoxy resin is a strong adhesive that can be used to attach Sculpey clay to plastic
- JB Weld Steel-Reinforced Epoxy can be used to attach Sculpey clay to plastic after both surfaces are sanded
- Zap-A-Gap can be used to attach Sculpey clay to plastic, except on Cernit
- Liquid clay can be used as an adhesive to attach Sculpey clay to plastic

Epoxy clay, like Apoxie Sculpt, Milliput, or GreenStuff, can be used to attach Sculpey clay to plastic
Epoxy clay is a versatile adhesive that can be used for a variety of applications. It is known for its strong bonding capabilities and can create a secure attachment between Sculpey clay and plastic. When using epoxy clay, simply follow the instructions on mixing the two parts and apply it to both surfaces before pressing them together. It is important to work quickly, as epoxy clay starts to cure soon after mixing.
Additionally, epoxy clay can be shaped and moulded before it cures, allowing for a seamless finish. You can use it to fill gaps or create textures, ensuring a strong and aesthetically pleasing bond. This makes it particularly useful for sculpting and modelling projects that require a smooth transition between the clay and plastic components.
Compared to other adhesives, such as super glue, epoxy clay provides a stronger and more durable bond. Super glue may not be suitable for attaching Sculpey clay to plastic as it can be less effective on certain types of plastic and may not provide a long-lasting hold. Epoxy clay, on the other hand, forms a mechanical bond with the surfaces, resulting in a more reliable attachment.
When working with Sculpey clay and plastic, it is important to consider the potential challenges. Some types of plastic can react with the chemicals in the clay over time, leading to softening or melting. Therefore, using epoxy clay as an adhesive can help mitigate these issues by providing a protective barrier between the clay and the plastic. It is also recommended to use wax paper or aluminium foil to separate wooden tools from the clay to avoid unwanted sticking.
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Epoxy resin is a strong adhesive that can be used to attach Sculpey clay to plastic
When working with epoxy resin, it is important to note that the finding may slide around during its 24-hour cure time. To address this issue, some people choose to combine super glue and epoxy resin. They first secure the hardware with a small amount of super glue, which dries quickly, before surrounding it with epoxy resin for added strength.
In addition to its adhesive properties, epoxy resin can also be used as a self-curing clay. Apoxie Sculpt, Milliput, GreenStuff, and small rolls of epoxy putty sold in hardware stores are examples of epoxy clays that can be mixed and shaped without the need for external heat. This makes them a convenient option for sculpting and adhering clay to plastic simultaneously.
While epoxy resin is a strong adhesive, it is not the only option available. Other adhesives that have been used successfully with polymer clay include Kato Poly Paste, Sculpey Bake & Bond, Fimo Liquid Gel, and Genesis Heat-Set Oils Thick Medium. However, it is worth noting that the effectiveness of these adhesives may vary depending on the brand of clay being used.
When attaching Sculpey clay to plastic, it is important to consider the unique properties of the materials involved. Some types of plastic may be affected by the chemicals in the clay over time, leading to softening or melting. Therefore, it is recommended to test the compatibility of the clay and plastic before proceeding with a project. Additionally, proper storage and handling of both the clay and the finished creation are crucial to ensure the longevity of the bond.
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JB Weld Steel-Reinforced Epoxy can be used to attach Sculpey clay to plastic after both surfaces are sanded
When it comes to attaching Sculpey clay to plastic, there are a variety of adhesives that can be used. One option is to use an epoxy resin, which is stronger than most glues and even UV resin. It is important to note that the finding may slide around during its 24-hour cure time. To mitigate this, one can first use super glue, which dries quickly, before surrounding it with epoxy resin.
Another option is to use JB Weld Steel-Reinforced Epoxy, which can be used to adhere Sculpey clay to plastic. To ensure a strong bond, it is recommended to sand both surfaces before applying the epoxy. JB Weld is a hand-mixable, steel-reinforced, non-rusting epoxy putty that can be used to quickly repair or rebuild items made of metal. After mixing, it forms an industrial-strength polymer compound that can be molded into shapes or used to patch and repair components. It sets in 5 minutes and can be drilled, tapped, machined, ground, filed, and painted after 60 minutes.
When working with Sculpey clay and adhesives, it is important to wear a vapor mask to protect yourself from any potentially harmful chemicals. Additionally, it is worth noting that some adhesives may deteriorate over time, so it is recommended to bury metal in polymer clay for a more permanent solution.
Overall, JB Weld Steel-Reinforced Epoxy is a viable option for attaching Sculpey clay to plastic, but it is important to follow the proper preparation steps, including sanding both surfaces, to ensure a strong and durable bond.
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Zap-A-Gap can be used to attach Sculpey clay to plastic, except on Cernit
Zap-A-Gap is a popular adhesive for polymer clay and metal, but it is not suitable for use with Cernit. It is a flexible super glue gel that can be used to attach Sculpey clay to plastic. It is a great option for bonding Sculpey clay to plastic as it is formulated as a gel, which makes it less runny when applied. This is especially useful for attaching two pieces of cured polymer clay that will not be baked again.
When using Zap-A-Gap, it is important to note that it is a very brittle glue and may not work well if the bonded pieces will be subjected to flexing or bending. Therefore, it may not be the best choice for attaching Sculpey clay to flexible plastic.
Additionally, it is worth mentioning that while Zap-A-Gap is a good adhesive for initial bonding, some artists have reported that certain adhesives, including Zap-A-Gap, may deteriorate over time. For a more permanent solution, it is recommended to bake metal into the clay rather than relying solely on glue.
Overall, Zap-A-Gap can be a useful adhesive for attaching Sculpey clay to plastic in certain applications, but it may not be suitable for all projects, especially those involving flexing or long-term durability.
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Liquid clay can be used as an adhesive to attach Sculpey clay to plastic
When working with Sculpey clay, it is important to condition it first to ensure it is flexible and easy to work with. This can be done by hand or with a pasta machine. Additionally, it is crucial to protect your work surface as the clay can affect certain finishes. Once your project is complete, you can use liquid clay as an adhesive to attach it to plastic.
To use liquid clay as an adhesive, apply a thin layer to the back of the Sculpey clay and then bake it in a preheated oven at the recommended temperature. The liquid clay will act as a strong adhesive once it is baked, creating a secure bond between the Sculpey clay and the plastic.
In addition to liquid clay, there are other adhesives that can be used to attach Sculpey clay to plastic. For example, super glue can be used, but it may not be the sturdiest option. Epoxy resin is a stronger alternative that can be used to secure findings such as eyepins, pins backs, and hair clips. It is recommended to combine super glue and epoxy resin for the best results as the super glue will hold the pieces together while the epoxy resin cures.
When choosing an adhesive, it is important to consider the type of clay and the surface you are working with. Different adhesives work better with certain types of clay and surfaces, so testing and researching are important to ensure a strong and long-lasting bond.
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Frequently asked questions
You can use an adhesive like super glue, epoxy resin, or Kato Liquid Polyclay to attach Sculpey clay to plastic. However, it's important to note that super glue may not work on all types of plastic, so it's recommended to test it on a small area first.
Epoxy resin is a strong adhesive that is recommended for attaching Sculpey clay to plastic. It is stronger than super glue and UV resin. You can also combine super glue and epoxy resin by using a small amount of super glue to secure the clay to the plastic and then surrounding it with epoxy resin for added strength.
Yes, you can bake Sculpey clay on plastic, but it's important to follow the recommended baking temperatures and times. Sculpey clay is oven-safe and can be baked in a household oven or toaster oven. However, be cautious as some types of plastic may soften or melt at high temperatures.











































