Advanced Plastic & LSR injection molding for custom sanitary-ware, delivering high-performance, cost-effective components for OEM and ODM brands

What Is Plastic&LSR Injection Molding

Plastic & LSR (Liquid Silicone Rubber) injection molding is a high-precision manufacturing process used to produce durable, complex components by injecting molten thermoplastics or liquid silicone into engineered molds under controlled pressure and temperature. This technology enables tight tolerances, smooth surface finishes, and excellent material consistency, making it ideal for high-performance shower heads, faucets, toilet seat parts, and bathroom accessories that require long service life, chemical resistance, and water-tight sealing. By combining rigid plastics with flexible LSR through overmolding or multi-shot molding, manufacturers can create integrated parts with superior ergonomics, leak prevention, and long-term reliability for modern bathroom products.

Advantages of Plastic & LSR Injection Molding

Normally Materials for shower head mold

Plastic Injection Molding Materials

Plastic injection molding is a versatile manufacturing process, offering a wide range of materials suited for various applications in industries such as bathroom accessories, faucets, shower heads, and toilet seat parts. Key materials include:

Impact Resistant: ABS, PMMA, PVC, PE, PC

Rubber-like: TPU, TPE, Silicone

Wear-Resistant: POM, PEEK, UHMW

Cost-Efficient: PP, HDPE, LDPE

Dimensional Stability: ABS, PBT, HIPS, PPS

Cosmetic Finishes: ABS, PC, HIPS

Chemical Resistance: PEEK, PP, PBT, PE, LDPE, PA

Silicone Injection Molding Materials

Silicone injection molding is ideal for creating flexible, durable parts, especially for sanitary applications. We offer custom formulations of Liquid Silicone Rubber (LSR) to meet the specific demands of industries like bathroom accessories and faucets. Common LSR materials include:

These materials offer a broad spectrum of properties, from durability and wear resistance to chemical stability, making them ideal for the production of high-quality custom parts for faucets, shower heads, and other sanitary accessories.

Secondary Operations

We offer a wide range of secondary operations for custom sanitary parts to enhance functionality and aesthetics. Our services include:

Our Plastic Injection Capabilities

Quality Inspections

We offer comprehensive quality inspections for all custom bathroom parts, including shower heads, faucets, toilet seat parts, and other sanitary accessories. Choose from the following quality services when requesting a quote:

These inspections guarantee the highest standards of quality and reliability for your custom plastic&injection molding bathroom products.

Sanitary manufacturing capability

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Design & Development
End-to-end product engineering for the custom bathroom industry — concept refinement, DFM, tolerance analysis, and rapid prototyping to ensure your sanitary-ware designs are manufacturable, cost-optimized, and ready for scale.
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Mold Development
Precision mold design and fabrication tailored for sanitary-ware applications, delivering durable, high-accuracy tooling that supports long production runs and consistent part quality.
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CNC Machining
High-precision CNC services for complex components and mold inserts used in faucets, shower heads, and valves — enabling tight tolerances and repeatable performance across sanitary-ware product lines.
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Plastic & LSR Injection Molding
In-house plastic and liquid silicone rubber injection capabilities optimized for sanitary-ware parts, providing material flexibility, tight dimensional control, and scalable production for custom bathroom components.
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Die Casting
Professional die casting for metal sanitary-ware components, offering excellent strength, surface finish, and dimensional stability for faucets, valve bodies, and metal fittings.
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Surface Finishing
Advanced decorative and protective finishes specifically for bathroom fixtures — PVD, chrome plating, and high-performance coatings that meet both aesthetic and corrosion-resistance demands in the custom bathroom industry.
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Product Assembly
Controlled assembly and final testing of sanitary-ware products, including functional testing and packaged deliveries, to guarantee ready-to-sell assemblies that meet brand and regulatory expectations.
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Assembly & Package
Integrated assembly and custom packaging services for complete sanitary ware products. We provide a one-stop solution from component integration to final boxing, ensuring functional custom assemblies and retail-ready presentation that meets your brand specifications for OEM partnerships in the bathroom industry.

Why Partner with Us?

Professional Engineering

Our mold design team delivers manufacturable, cost-effective tooling solutions tailored for shower heads, faucets, toilet seat parts, and bathroom accessories, reducing development time and tool costs through DFM, simulation, and proven design practices.

Precision Manufacturing

Using high-speed CNC, wire EDM, and advanced grinding, we produce complex molds to tight tolerances — down to 5 µm (0.005 mm) where required — ensuring repeatable fit and finish for critical sealing faces and aesthetic surfaces.

Rigorous Quality Control

We operate under ISO 9001 and IATF 16949 quality systems with in-process inspection, CMM validation, and finish verification to guarantee dimensional accuracy, surface integrity, and long-term tool performance for sanitary applications.

Project Management & Communication

Bilingual project engineers coordinate every stage — from concept to production — providing clear, proactive communication, schedule control, and on-site support to keep programs on time and on specification.

Explore Our Product Categories

Discover our diverse range of high-quality shower heads,faucets,toilet seat and accessories,designed to meet the custom needs of every style and budget.