When designing a new product, one of the most important decisions to make is the material that will be used in its production. Plastic is often a popular choice due to its versatility, low cost, and ease of manufacturing. However, not all plastics are created equal, and it's crucial to choose the right type of plastic for your product to ensure it meets your requirements and performs as expected.

1. Determine the Requirements: Before selecting a type of plastic, you need to determine the requirements for your product. This includes factors such as strength, flexibility, heat resistance, UV resistance, and chemical resistance. Consider the intended use of the product, the conditions it will be exposed to, and any regulations that need to be met.

2. Types of Plastics: There are many different types of plastics to choose from, each with its own unique properties and advantages. Some of the most commonly used types of plastics include:

   • Polyethylene (PE): PE is a lightweight and flexible plastic that is often used for packaging, toys, and consumer goods.
   • Polypropylene (PP): PP is a strong and durable plastic that is often used in products such as automotive parts, packaging, and medical devices.
   • Polyvinyl Chloride (PVC): PVC is a rigid plastic that is often used in products such as piping, toys, and inflatable products.
   • Acrylonitrile Butadiene Styrene (ABS): ABS is a strong and flexible plastic that is often used in products such as toys, consumer electronics, and automotive parts.

3. Consider the Manufacturing Method: The type of plastic you choose will also be influenced by the manufacturing method you plan to use. For example, if you plan to use injection molding, you may need to choose a plastic that can be molded at high temperatures and pressures. Similarly, if you plan to use vacuum forming, you will need to choose a plastic that can be easily heated and shaped.

4. Environmental Factors: In recent years, there has been a growing concern about the impact of plastic production on the environment. When choosing a type of plastic, consider the environmental impact of its production, including the amount of energy and resources required to produce it, and the potential for it to end up as waste.

5. Cost: Finally, you need to consider the cost of the plastic you choose. While price should not be the only consideration, it is an important factor that can impact the overall cost of your product.

In conclusion, choosing the right type of plastic for your new product is crucial to its success.