
Designing and Injection Molding Services for Pool & SPA
KingStar Mold is a trusted manufacturer specializing in pool and spa plastic components, leveraging advanced injection molding technology to produce precise, custom molds. We offer comprehensive solutions for a broad range of pool and spa applications, ensuring high efficiency and consistent quality.
Our design and production processes are optimized for innovation, durability, and cost-effectiveness, with a strong emphasis on functional performance tailored to meet the specific needs of pool and spa industries.
KingStar Mold’s Injection Molding Services

CAD Engineering
KingStar Mold offers advanced CAD engineering services to create precise 3D models and prototypes for pool and spa components. Our team utilizes cutting-edge CAD software to design and optimize components for enhanced performance and manufacturability.

Mold Flow Analysis
Our mold flow analysis service simulates the injection molding process to identify potential defects and optimize design efficiency. By using state-of-the-art mold flow analysis, we ensure the perfect distribution of materials and prevent issues like warping and air pockets.

3D Printing
We use 3D printing technology to rapidly prototype and test mold parts before full-scale production. 3D printing allows for high-precision, complex designs, accelerating the development of plastic components with reduced lead times.

CNC Machining
KingStar Mold provides CNC machining services that produce high-precision, complex plastic molds with tight tolerances. Our CNC machining capabilities ensure consistent quality and efficient production of metal and plastic components for the pool and spa industry.

Injection Molding
Our injection molding services allow for the mass production of high-quality plastic mould parts with complex shapes and fine details. We specialize in delivering fast and cost-effective solutions for producing durable, high-volume plastic components for pool and spa industry.

Surface Finishing & Assembly
We offer a range of surface finishing services, including polishing, coating, and more, to enhance the performance of mold parts. Our assembly services ensure that all components are accurately assembled and ready for integration into the final product design.

Custom Plastic Molds for Pool & SPA Components
At KingStar Mold, our experienced team offers a comprehensive suite of services, including product design, mold design, injection molding, and advanced manufacturing processes. We provide an all-in-one solution for all your pool and spa plastic component needs.
We specialize in creating custom molds for a variety of pool and spa applications, including:
Orders Workflow
Initial Consultation & Design Review
We begin by discussing your project’s goals and reviewing the design to ensure it’s optimized for the specific manufacturing process. At this stage, we suggest improvements or adjustments to enhance efficiency, functionality, and manufacturability.
Material Selection
Our experts assist in selecting the right materials for your product based on performance requirements and compatibility with the manufacturing process. The correct material choice ensures durability, cost-effectiveness, and the desired product functionality.
Design & Engineering
Using advanced CAD and simulation tools, we develop a custom design for your project. This step ensures precise details and identifies potential challenges early in the process, optimizing the design for efficient manufacturing.
Prototyping & Sample Testing
A prototype or sample is created to verify design accuracy, functionality, and performance. Rigorous testing is conducted to ensure the product meets your specifications before moving into full-scale production.
Production Setup & Initial Production
We set up the required machines, molds, or tools for the manufacturing process. The initial production run is performed to confirm the setup, assess quality, and fine-tune settings for optimal results.
Final Production & Quality Control
After final approval, we proceed with full-scale production, ensuring continuous quality checks. Comprehensive inspections at each stage ensure that every part meets the highest standards before delivery.

Why Choose Us
We Believe You Will Choose Us Again
Only companies with extensive market experience and a deep understanding of customer needs can offer the best service.
Skilled
High-precision production equipment, skilled production staff, and guaranteed delivery times.
Experienced
Over ten years of industry experience, with a mature quotation system and technical support.
Thoughtful
Customized processing options that save time and effort, with active support throughout pre-sales and post-sales.
Equipped
Engineers review designs to identify and resolve potential issues, backed by advanced testing equipment.
Why Choose Injection Molding For Pool & SPA Manufacturing?
One key benefit of our injection molding technology is the rapid production of prototypes. By utilizing both 3D printers and CNC machines, we ensure your plastic pool and spa prototypes are created in the shortest time frame possible.
We take pride in being able to produce over 600 set molds in a year. This has garnered us a reputation for being able to fulfill any order, no matter how big it is. No matter how large the scale of the order, we are more than capable of fulfilling it.
KingStar Mold always adheres to a high standard of control. We follow the strictest quality control, and any plastic parts that we distribute, are tested by our specialized team of experts. Rest assured, any product you get from KingStar Mold is of the best quality possible.
By using injection molding for your pool and spa components, you can significantly reduce costs. A single injection mold can produce a wide variety of parts, allowing you to save on both material usage and production expenses.
With over 10 years of expertise in injection molding and mold building, KingStar Mold has crafted custom molds for a wide range of pool and spa components. Our extensive experience ensures the production of high-quality, durable parts tailored to meet the specific needs of the pool and spa industry.
Our outlet pool jet nozzles are designed to direct water flow with precision, ensuring smooth circulation and water movement. These molds are built to handle the demands of pool systems while maintaining durability.
Our plastic molds for pH dosing pumps ensure the accurate dispensing of chemicals for water treatment. These molds are built for reliability and precision, supporting proper pool and spa water balance.
We offer high-precision molds for piston rods, essential for pool and spa pump systems. These rods are designed for strength, durability, and consistent operation in harsh environments.
Outlet Pool Jet Nozzle
pH Dosing Pump
Piston Rod
Our molds for whirlpool bathtubs are designed to support efficient water flow and aesthetic appeal. These molds ensure high-quality, durable construction for comfortable and long-lasting bathing experiences.
We design and manufacture precision molds for filter cartridge holders, ensuring optimal performance and durability. Our molds are engineered to handle rigorous filtration demands and ensure an easy fit for various cartridge sizes. Made from high-quality plastics, these holders provide excellent filtration and long-lasting use. They are essential for maintaining clean pool and spa water.
We provide custom molds for inlet nozzles, designed for precise water flow and efficient circulation. These nozzles are crafted to withstand high pressures and maintain optimal water distribution in pool systems.
Filter Cartridge Holder
Inlet Nozzle

Production time varies depending on the complexity of the design and the volume of the order. On average, it takes several weeks to a couple of months to complete custom pool and spa molds, including prototyping and testing.
We serve the pool, spa, and wellness industries, providing high-quality components for both residential and commercial pool and spa systems.
Yes, we provide fully customized mold designs to meet the specific needs of your pool and spa products. Our team works closely with clients to ensure that all components are perfectly tailored for functionality and performance.
We employ advanced molding techniques and quality control processes, ensuring that all molds meet strict standards for precision, durability, and functionality. Each product undergoes rigorous testing to meet the highest industry standards.
We use durable, high-performance materials such as PP, PVC, ABS, and POM to ensure that each part is resistant to harsh pool and spa conditions, including chemical exposure and water pressure.
KingStar Mold specializes in manufacturing custom molds for a variety of pool and spa components, including filter cartridge holders, inlet and outlet nozzles, pH dosing pumps, piston rods, and whirlpool bathtubs.
Yes, we offer a variety of post-production services, including assembly, surface finishing, and packaging, to ensure that your pool and spa components are ready for use and installation.
The process begins with an initial consultation, followed by design and prototyping. Once the design is finalized, we move to production, testing, and delivery. We ensure that all molds meet the client’s specifications and functional requirements.
We follow strict industry standards and regulations, ensuring that our molds meet all safety, performance, and durability requirements. We also use FDA-approved materials where necessary for health-related applications.
Yes, we have the capability to produce both small and large volumes of pool and spa components, ensuring flexibility to meet your needs for both prototype runs and mass production.
Lead time can range from a few weeks to a couple of months, depending on the complexity of the mold and the customization needed. We strive to meet your deadlines while maintaining high quality.
Yes, we offer prototyping services to help you test and validate your designs before full-scale production. This ensures that the final product meets all necessary specifications and performance criteria.