
Plastic model building requires the use of adhesives to join different parts together. One such adhesive is plastic cement, also known as plastic glue. Plastic cement is a gel-like substance that contains chemicals such as Toluene, which form a membrane when applied to the joining surfaces of a plastic model, bonding the two surfaces together. It is a popular choice among model builders due to its strong bonding capabilities and ease of application, especially in tiny joints and crevices. Plastic cement is available in different varieties, such as Tamiya Extra Thin, Revell Contacta, and Mr. Hobby Cement, each with its own unique characteristics and application methods.
| Characteristics | Values |
|---|---|
| Description | A gel-like substance that contains chemicals such as Toluene, Butyl Acetate, Acetone, Methyl Ethyl Ketone (MEK), and Styrene Resins. |
| Function | Bonds two plastic surfaces by forming a membrane or dissolving the surface, creating a strong weld. |
| Application | Can be applied with a brush or syringe, using capillary action to spread into joints and crevices. |
| Drying Time | Dries and hardens within two hours. |
| Strength | Provides a stronger bond than Super Glue, especially for plastic models. |
| Availability | Inexpensive and widely available at hobby, craft, and hardware stores. |
| Technique | Requires proper application and storage to avoid stringiness and messiness. |
| Limitations | Can crystallize and lose adhesion over time. May yellow with age. |
| Alternatives | Super Glue, Cyanoacrylate (CA), and Wood Glue (for non-plastic models). |
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What You'll Learn
- Plastic cement is a gel-like substance that contains chemicals such as Toluene
- It forms a membrane when applied to plastic models, bonding pieces together
- Plastic cement is cheap and readily available at hobby, craft and hardware stores
- It can be stringy and messy if not used or stored correctly
- Plastic cement is recommended for plastic models, but not wooden ones

Plastic cement is a gel-like substance that contains chemicals such as Toluene
Plastic cement is a popular adhesive for plastic model building. It is a gel-like substance that contains chemicals such as Toluene. When applied to the joining surfaces of a plastic model, it forms a membrane that bonds the two surfaces together.
Plastic cement is available in most hobby, craft, and hardware stores. It is usually inexpensive and can be purchased in tubes. It is also available in a non-toxic, odourless version. However, it is important to note that plastic cement can be stringy and messy if the proper technique is not used. Over time, it may also crystallize and lose its adhesion properties. Therefore, it is crucial to store and use it correctly.
Plastic cement is made by mixing pure solvents like butyl acetate, acetone, and methyl ethyl ketone (MEK) with different ratios of styrene resins (plastic). This mixture chemically melts the two surfaces being joined and welds them together, forming a strong bond. Unlike some other adhesives, plastic cement can be sanded and reshaped without compromising the joint once it has dried.
When choosing an adhesive for plastic model building, it is essential to consider the specific requirements of your project. Different adhesives have distinct advantages and uses. For example, Super Glue or Cyanoacrylate (CA) is a fast-curing adhesive that forms a strong bond, making it suitable for weight-bearing applications. However, it is less effective when subjected to torsional forces. Wood glue, on the other hand, is designed for bonding wooden pieces and is not recommended for plastic models.
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It forms a membrane when applied to plastic models, bonding pieces together
Plastic cement, also known as plastic glue, is a popular choice for bonding pieces of plastic models together. It is a gel-like substance that contains chemicals such as Toluene, Butyl Acetate, Acetone, and Methyl Ethyl Ketone (MEK). When applied to the joining surfaces of plastic pieces, it forms a membrane that bonds the two surfaces together, creating a strong and permanent weld.
The process involves the chemical melting of the two plastic surfaces, which then fuse together as the cement dries. This results in a bond that is stronger than other types of glue, including Super Glue (cyanoacrylate). Unlike Super Glue, which only forms a mechanical bond on the surface of the plastic, plastic cement allows the plastic pieces to truly meld together. Additionally, plastic cement can be sanded and reshaped without compromising the strength of the joint once it has dried.
Plastic cement is widely available and inexpensive, making it accessible for hobbyists and model builders. It can be purchased at most hobby, craft, and hardware stores, and even some premium brands offer it. However, it is important to note that plastic cement can be stringy and messy if not used or stored properly. It tends to yellow with age and may crystallize, losing its adhesion properties over time.
To apply plastic cement effectively, precision tools like the Xuron® Model 860 Dispensing Bottle are recommended. This tool is designed to intuitively and efficiently dispense the cement, ensuring a precise application. The choice between plastic cement and other adhesives depends on the specific requirements of the project, the user's skill level, and their preference for glue setting time.
In summary, plastic cement forms a membrane when applied to plastic models, bonding pieces together through a chemical welding process. It is a preferred adhesive for plastic model building due to its strength, accessibility, and the ability to sand and reshape the joint without weakening the bond.
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Plastic cement is cheap and readily available at hobby, craft and hardware stores
Plastic cement is a gel-like adhesive that contains chemicals such as Toluene. When applied to plastic models, it forms a membrane that bonds two surfaces together. It is available in a non-toxic, odourless version, but it can be stringy and messy if not used or stored properly. It also tends to yellow with age and loses its adhesion properties over time.
Plastic cement is widely available at hobby, craft, and hardware stores. It is also inexpensive, making it a popular choice for plastic model building. Several online retailers offer a range of plastic cement products, including Frontline Hobbies, Hobbylinc, and Xuron. These retailers stock various brands, such as Tamiya, Testors, Plastruct, Revell, Gunze Mr Hobby, and Deluxe Materials.
When choosing plastic cement, it is important to consider the specific requirements of your project. For example, the strength of the bond, the amount of glue needed, and the drying time are all factors to keep in mind. Plastic cement typically hardens within two hours, making it a convenient option for plastic model construction. It is also recommended for projects requiring a strong bond, as it chemically melts and welds surfaces together.
Additionally, precision tools like the Xuron Model 860 Dispensing Bottle can be used alongside plastic cement to ensure accurate and efficient application. This tool is designed to facilitate the gluing process, making it a valuable asset for both beginners and experienced model builders.
Overall, plastic cement is a cost-effective and easily accessible option for those seeking to engage in plastic model building. Its availability at hobby, craft, and hardware stores, as well as online retailers, ensures convenience and accessibility for enthusiasts.
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It can be stringy and messy if not used or stored correctly
Plastic cement is a popular adhesive used in plastic modelling. It is a gel-like substance that contains a chemical, such as Toluene, that forms a membrane when applied to the joining surfaces of a plastic model, bonding the two pieces together. While it is an inexpensive and easily accessible option, available at most hobby, craft, and hardware stores, it does have its drawbacks if not used or stored properly.
One common issue with plastic cement is that it can become stringy and messy. This can occur if the cement is not used correctly or if it is not stored appropriately. When using plastic cement, it is important to follow the proper technique. A little plastic cement goes a long way, and too much can lead to excess glue seeping out and creating a mess. It is recommended to use a wooden toothpick to apply a small amount of cement with precision and control.
Additionally, the type and quality of plastic cement used can impact its performance. Lower-grade plastic cement with a long cure time may require more patience during the model-building process. If not given sufficient time to cure, the cement may not effectively weld the plastic pieces, resulting in a weak bond or a melted, brittle model. It is important to choose the right type of cement for your specific project and to follow the manufacturer's instructions for optimal results.
Furthermore, the storage conditions of plastic cement play a crucial role in maintaining its consistency. Proper storage ensures that the cement remains usable and does not become stringy or messy over time. It is recommended to store plastic cement in a cool, dry place, away from extreme temperatures and moisture, to maintain its optimal condition.
By following the proper techniques for using and storing plastic cement, modellers can avoid the issues of stringiness and messiness. With the right application and storage, plastic cement can be an effective and strong adhesive for plastic models, creating long-lasting bonds.
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Plastic cement is recommended for plastic models, but not wooden ones
Plastic cement is a gel-like substance that contains chemicals such as Toluene, Butyl Acetate, Acetone, and Methyl Ethyl Ketone (MEK). When applied to the joining surfaces of a plastic model, it forms a membrane that bonds the two surfaces together. It is ideal for plastic models as it chemically melts and welds the plastic pieces together, creating a strong bond that will outlast any other type of glue. It fully dries within two hours, dries clear, and can be sanded and reshaped without weakening the joint once dry.
Plastic cement is recommended for plastic models due to its strong bonding properties and ease of use. It is also inexpensive and readily available in hobby, craft, and hardware stores. However, it is important to note that plastic cement can be stringy and messy if not used and stored properly.
On the other hand, wooden models require a different type of adhesive. Wood glue is specifically designed to tightly bond pieces of wood together and is not suitable for bonding plastic pieces. When working with wood and other porous materials, it is recommended to use wood/PVA glue.
Additionally, super glue is a popular alternative for plastic models, offering a strong and fast-curing solution. However, it becomes brittle with age and can create a layer of glue when gluing the same place repeatedly. Super glue is also less durable than plastic cement, as it can pop and shatter when glued pieces are pushed in opposite directions.
In summary, plastic cement is recommended for plastic models due to its strong bonding, durability, and ease of use. For wooden models, wood/PVA glue is a more suitable option.
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Frequently asked questions
Plastic cement is a gel-like adhesive that contains a chemical, such as Toluene, that forms a membrane when applied to a plastic model, bonding two pieces of plastic together.
Plastic cement chemically melts two surfaces and welds them together to form a strong bond that will outlast any other type of glue. It can also be sanded and reshaped without weakening the joint once it’s dry.
Plastic cement can be stringy and messy if not used or stored properly. It also yellows with age and crystallizes over time, losing its adhesion properties.
Plastic cement can be purchased at most hobby, craft, and hardware stores. It is also available from online retailers.
Plastic cement is applied to the joining surfaces of a plastic model. As the glue flows into the seam, you apply a little pressure until a bead of melted plastic is extruded along the seam.











































