Custom Plastic Injection Molding Manufacturer for OEM Parts
We provide complete plastic injection molding and mold-making solutions with full in-house tooling, molding, and finishing — delivering stable quality, fast lead time, and cost-effective production from design to mass manufacturing.
ISO 9001:2015, IATF 16949 certified
T1 sample as fast as 2 weeks
Exporting to 30+ Countries
NDA Protection Available
20+
Years Experience for Injection Mold & Molding Making
Quick 2-Hour Quote
Receive a Fast, Accurate Quote in Just 2 Hours
Free DFM Analysis Report
Optimize Your Design with a Complimentary DFM Analysis
ISO 9001:2015 Certified
Manufacturing Excellence Assured with ISO 9001:2015 Certification
Our Injection Molding for Various Industries
From automotive to electronics, IEC Mould’s injection molding services deliver reliable, cost-effective solutions to fit the custom demands of each industry.
Automotive Industry
High-performance plastic components and precision molds for demanding automotive applications, from interior fittings to under-the-hood functional parts.
Medical Industry
High-precision plastic components and molds for critical medical applications, ensuring reliability, biocompatibility, and accuracy in healthcare devices and equipment.
Eletronics Industry
High-precision plastic components and molds for advanced electronic applications, ensuring durability, stability, and accurate fit for devices and assemblies.
Consumer Industry
High-quality plastic components and molds for everyday consumer products, delivering durability, aesthetics, and reliable performance.
Industrial Industry
Durable plastic components and precision molds for industrial applications, designed for strength, reliability, and long-term performance.
Aerospace Industry
High-performance plastic components and precision molds for aerospace applications, ensuring lightweight, durability, and strict dimensional accuracy.
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Wide Range of Injection Molding Materials
Choosing the right material determines your product’s performance and cost. At IEC MOULD, we offer a wide range of certified plastic resins — from standard thermoplastics to high-performance engineering materials — ensuring strength, durability, and reliability for your application.
Tell us your requirements, and we’ll recommend the best material solution for your project.
ABS
Strong, durable, and impact-resistant, ABS offers excellent heat resistance and is commonly used in automotive parts, consumer electronics, and household goods. Its toughness and versatility make it a popular choice for high-demand applications.
PC
Known for its exceptional strength and high impact resistance, polycarbonate also boasts excellent transparency. It’s used in safety-critical applications like bulletproof glass, eyewear lenses, and protective gear, where clarity and durability are key.
PMMA (Acrylic)
With its crystal-clear appearance and outstanding weather resistance, PMMA is ideal for outdoor displays, signage, and lighting. It’s more durable than glass and can withstand UV exposure without degrading over time.
POM
POM is a high-performance plastic with excellent dimensional stability, low friction, and high strength. It’s commonly used in precision mechanical components like gears, bearings, and other high-stress parts where accuracy is critical.
PA (Nylon)
Known for its strength, flexibility, and wear resistance, nylon is used in a wide range of industrial applications, including gears, bearings, and automotive components. It also has good resistance to abrasion and friction.
PE
Lightweight, tough, and resistant to impact, polyethylene is a versatile material used in packaging, containers, and piping. Its chemical resistance and durability make it ideal for outdoor and high-moisture environments.
PEEK
Renowned for its exceptional heat resistance, mechanical strength, and chemical resistance, PEEK is commonly used in aerospace, automotive, and medical implant applications, where high performance at extreme temperatures is required.
PP
Tough, chemically resistant, and lightweight, polypropylene is widely used in automotive parts, packaging, and medical devices. Its resistance to chemicals and low moisture absorption makes it suitable for many industrial applications.
HDPE
High-density polyethylene offers excellent strength-to-density ratio, impact resistance, and durability. It’s used in manufacturing bottles, corrosion-resistant piping, and plastic lumber due to its resilience in harsh environments.
HIPS
High-impact polystyrene is easy to process and machine, offering good impact resistance and dimensional stability. It’s frequently used in prototyping, displays, and packaging due to its ease of molding and processing.
LDPE
Soft, flexible, and with excellent sealing properties, LDPE is commonly used in plastic bags, tubing, and films. Its flexibility and ease of processing make it ideal for applications requiring heat sealing or stretchability.
PBT
PBT is a rigid, heat-resistant material known for its strength and dimensional stability. It’s widely used in automotive, electrical, and electronics applications, including connectors and casings.
PET
Strong, chemical-resistant, and moisture-resistant, PET is used in a variety of applications, including food containers, beverage bottles, and textiles. Its high strength and recyclability make it a popular choice in packaging.
PPS
PPS provides excellent chemical resistance and heat stability, making it ideal for use in automotive, aerospace, and industrial applications. It’s used for components exposed to high temperatures and harsh chemicals.
PS
Lightweight and easy to machine, PS is often used for models, prototypes, and low-strength applications. Its ability to be easily molded makes it a preferred material in packaging and disposable items.
PVC
PVC is a versatile, cost-effective material with good chemical resistance and durability. It’s widely used in plumbing, medical devices, electrical cables, and construction materials due to its strength and versatility.
PTFE (Teflon)
Known for its excellent chemical resistance and low friction properties, PTFE is commonly used in non-stick coatings, gaskets, seals, and bearings. It performs well in extreme environments, with high temperatures and aggressive chemicals.
UPE
UPE is a tough, durable material with outstanding abrasion resistance. It’s typically used in high-wear applications such as lining chutes, hoppers, and conveyor systems where impact resistance is crucial.
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Plastic Injection Molding Services for Custom Parts
Move quickly from rapid prototypes to full-production molding with our in-house tooling and injection molding services. Our China-based facilities are equipped with 45–400 ton presses, allowing us to produce plastic parts of any size, shape, or complexity — all with tight tolerances and consistent quality.
We handle everything under one roof: precision mold making, overmolding, insert molding, material guidance, DFM support, and full engineering consultation.
Working with a single trusted partner shortens lead times, reduces costs, and gives you the flexibility to scale from low-volume runs to mass production without compromising quality.
Injection Mold Tooling
Get high-quality aluminum and steel injection molds customized to your needs. We achieve tight tolerances of 0.0008 in (0.02 mm) and offer free mold flow analysis. Ideal for mass production.
Overmoulding
Overmolding is a multi-step injection molding process that bonds plastic to another component (substrate), creating an integrated, durable product. Offers color and texture options.
Insert Moulding
Insert Molding is an injection molding process that encapsulates components in a plastic part. It is most commonly used for designs with threads and holes.
Injection Mold Surface Finishes
We offer different surface finishes for your injection molding parts. Our engineering team can help you select the optimal surface finish based on your specific application requirements, material properties, and budget constraints.
Texture (MT/VDI)
Uniform surface patterns for improved appearance and grip
Polishing (A1–A4)
High-gloss finish for optical-grade or premium surfaces
Sandblasting
Fine matte texture for consistent and non-reflective surfaces
Chrome Plating / Vacuum Metallization
Metal-like decorative finish with high reflectivity........
Spray Painting / Coating
Decorative and protective surface finish with customizable colors
UV Coating
High-gloss, scratch-resistant, and UV-stable protective layer
Our Plastic Molding Manufacturing Capabilities
Expert Mold Design & Precision Tooling
Reliable Plastic Injection Molding Production
Advanced CNC Machining & Custom Metal Parts
Full Surface Finishing Solutions
Assembly & One-Stop Manufacturing Services
Quality Control
How we control our Injection Molding Quality?
Mold and Pre-produdction Inspection
Proper mold design and pre-production checks are key to injection molding quality. Engineers consider part geometry, material flow, and cooling systems to guarantee smooth production. Trial molds are tested to confirm all functions work correctly, providing stable and consistent results.
In Process Quality Control
Continuous checks during production keep custom molded parts consistent. Injection machine parameters such as speed, pressure, and temperature are monitored within set limits. Regular inspections of part dimensions and appearance help detect and fix issues quickly.
Final Inspection
Completed parts undergo thorough final inspection to meet design and quality standards. Teams check dimensions, appearance, and physical properties. Precision instruments like coordinate measuring machines (CMM) and colorimeters verify that all components meet strict standards.
Why Choose Us?
One-Stop Manufacturing
From mold design to CNC machining, injection molding, surface finishing, and assembly—we handle it all. Simplify your supply chain and save time.
Consistent Quality & Reliability
Advanced QC and professional project management ensure every part meets your specifications—reducing defects, rework, and risk.
Fast Turnaround
With cutting-edge equipment and experienced engineers, we deliver prototypes and mass production parts quickly—helping you meet tight deadlines.
Expertise Across Materials
We guide you in plastics and metals selection, mold design, and process optimization for superior performance and cost-efficiency.
Start Your Free Plastic Injection Molding Project Evaluation
Receive a complimentary 3D prototype visualization and experience our engineering-backed customization process—from concept to mass production.
Phone
+86 13974693036
