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    Instant Quoting

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    Rapid Prototyping

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    High-Volume Production

Instant Quoting for Your insert-molding Needs

LS provides fast and accurate quotes for your insert-molding projects. With a variety of material options, surface treatments, and precision molding capabilities, our instant quoting system is designed to provide you with a tailored and competitive offer to meet your production requirements.

  • Access a wide range of thermoplastics and elastomers, including ABS, PC, PP, and TPE, suitable for various product applications and industry requirements.Access a wide range of thermoplastics and elastomers, including ABS, PC, PP, and TPE, suitable for various product applications and industry requirements.
  • From texturing, polishing, to painting, we offer a range of finishing options with an average lead time of 2-5 days, ensuring the right look and feel for your parts.From texturing, polishing, to painting, we offer a range of finishing options with an average lead time of 2-5 days, ensuring the right look and feel for your parts.
  • Achieve tight tolerances and consistent part quality, perfect for intricate designs and functional components.Achieve tight tolerances and consistent part quality, perfect for intricate designs and functional components.

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Trusted by Engineers and Purchasing Leaders at the World’s Most Successful Companies

insert-molding

At LS, we specialize in insert molding services, offering cutting-edge solutions for overmolding metal or other components with plastic to enhance product strength and functionality. With our ISO 9001:2015 certification and advanced molding equipment, we deliver high-precision, durable, and reliable insert molded parts that meet the most stringent industry standards. Whether you require complex designs or custom applications, our experienced engineers work closely with you to ensure optimal material selection and superior results. From prototypes to large-scale production, we provide fast, efficient, and cost-effective insert molding solutions tailored to your needs.
insert-molding

Service

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Product Showcase

Our insert molding services combine metal or other components with plastic to create durable, integrated parts. Each insert-molded product is designed for enhanced strength, precision, and versatility, ensuring reliable performance in complex assemblies.

Tolerances

Our insert-molding services deliver high-precision parts with tight tolerances. With a typical tolerance range of ±0.01mm to ±0.05mm, we ensure that your components consistently meet precise specifications and stringent quality requirements. Our advanced molding techniques and robust quality control guarantee that even the most complex designs are produced accurately and reliably.

Feature

Description

  • Maximum Part Size

    1200×1000×500 mm

  • Minimum Part Size

    5×5×5 mm

  • Part to Part Repeatability

    +/- 0.1 mm

  • Mold Cavities

    Single-cavity molds, multi-cavity molds, family molds

  • Available Mold Types

    Steel and aluminum molds. Production levels below 1000, 5000, 30000, and over 100000 uses

  • Mold Cavity Tolerances

    +/- 0.05 mm

  • Secondary Operations

    Mold texturing, pad printing, laser engraving, threaded inserts, and basic assembly

  • Undercuts

    Y-type, L-type undercuts

  • Wall Thickness

    0.5 mm to 5 mm

  • Draft

    0.5° to 2°

  • Ribs/Gussets

    0.5 mm to 3 mm thick

  • Bosses

    Diameter 3 mm to 10 mm

  • Production Options

    Domestic and international

  • Lead Time

    Starts at 5 business days, including fast quote responses with design-for-manufacturing (DFM) feedback

  • Materials

    Most plastics, including custom sourcing and matching; see materials list below

  • Machines Available

    Single, multi-cavity, and family molds; 50 to 1,100+ press tonnage; side actions including hand-loaded cores.

  • Inspection and Certification Options

    Includes FAI and PPAP. ISO 9001, AS9100, ISO 13485, UL, ITAR, and ISO 7 and 8 Medical Clean Room molding.

  • Tool Ownership

    Customer-owned with mold maintenance

  • Standard Lead Time

    3 Business days

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Maximum insert-molding size varies by material.Contact our team if you need further information.

Material Selection

We offer a wide range of materials for insert molding to meet various application needs. Our material options are carefully selected to ensure the best performance, durability, and cost-effectiveness for your projects. Below are some of the materials we commonly work with:

Metals

  • Titanium
  • Steel
  • Stainless Steel
  • Magnesium
  • Zinc Alloy
  • Chromium-Nickel Alloy
  • Brass
  • Copper
  • Aluminum
  • Bronze
  • Cold Rolled Steel
  • Nickel
  • Silver-Tin Oxide
  • Cast Iron
Titanium

Titanium is known for high strength, low weight, and corrosion resistance. We process grades like Ti-6Al-4V, Ti-5Al-2.5Sn, Ti-6Al-4V ELI, and Ti-Grade 2, which are widely used in aerospace, medical implants, and sports equipment.

Plastics

  • HDPE
  • PP
  • PE
  • PET
  • PMMA
  • POM
  • PPS
  • PVC
  • FR-4
  • PEEK
  • ABS
  • PC
  • PA
  • HIPS
  • LDPE
  • PBT
  • PPA
  • PAI
  • PS
  • PTFE (Teflon)
  • UPE
  • Bakelite
HDPE

HDPE offers high strength and resistance to impact and chemicals. We support its use in containers, piping, and geomembranes

We offer customization based on your specific material requirements, if you need a material not listed here, our team can source and process ito meet your exact needs

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These are just a few examples of the materials we work with. lf you have a specific material requirement, please contact us to discuss your needs.

Surface Finishing

We offer a variety of custom surface finishes to enhance the appearance, performance, and durability of your injection molded parts. Our surface finish options are designed to meet diverse industry requirements, providing both functional and aesthetic benefits.

  • Anodizing Glossy

    AnodizingGlossy

    Anodizing Type I creates a protective oxide layer on aluminum, providing resistance to corrosion and wear.

  • Bead Blasting

    BeadBlasting

    A process that uses a stream of air to propel fine media particles to clean, smooth, or texture a surface.

  • Black Oxidize

    BlackOxidize

    Black oxide is a conversion coating that offers minimal corrosion protection and is used for appearance.

  • BleadBlasting + Black Anodizing

    BleadBlastingBlackAnodizing

    A process that uses a stream of air to propel fine media particles to clean, smooth, or texture a surface.

  • Brush

    Brush

    Brushing creates a satin-like texture on metal surfaces, enhancing their appearance and reducing reflections.

  • Anodize Type II (Glossy, Matte)

    AnodizeTypeII

    Anodizing Type II creates a protective oxide layer on aluminum, providing resistance to corrosion and wear.

  • Gold Chromate

    GoldChromate

    Chrome plating provides a bright, mirror-like finish and enhances wear and corrosion resistance.

  • Polish + Black Anodize

    PolishBlackAnodize

    Polishing enhances the surface finish and luster of metals by removing scratches and imperfections.

  • Polish + Clear Anodize

    PolishClearAnodize

    Polishing enhances the surface finish and luster of metals by removing scratches and imperfections.

  • Vapor Polish

    VaporPolish

    Vapor polishing is a technique to improve the transparency and smoothness of plastic components.

  • White Powder Coating - Flat

    WhitePowderCoatingFlat

    Powder coating provides a durable and high-quality finish that enhances the appearance and corrosion resistance of metals.

  • Zinc Plating

    ZincPlating

    Zinc plating applies a protective zinc layer to steel or iron, enhancing corrosion resistance.

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These are just a few of the surface finishing options we offer. lf you have a specific requirement, please reach out to us to discuss the best solution for your project.

Advantages & Features

Our insert molding services combine advanced technology, precision, and flexibility, making us a trusted partner for complex molding needs. Here's why LS is the ideal choice for your insert molding projects.

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Plastic

Plastic

We specialize in precise insert molding, seamlessly integrating metal components into plastic parts. This method enhances product strength, durability, and functionality while ensuring a perfect fit between materials.

Enhanced Product Strength and Durability

Enhanced Product Strength and Durability

By combining metal inserts with molded plastics, we offer superior strength and longevity compared to traditional molding processes. This results in products that perform better in demanding applications, such as automotive, electronics, and medical industries.

Fast Turnaround Times

Fast Turnaround Times

Our efficient processes enable us to meet tight deadlines without sacrificing quality. We offer typical lead times ranging from 2 to 5 weeks, ensuring your project stays on schedule and meets all production requirements.

Wide Range of Insert Options

Wide Range of Insert Options

We offer a wide variety of insert materials, including metals such as brass, aluminum, and stainless steel, as well as other components like ceramics and electronics. This flexibility allows us to meet diverse industry needs and application requirements.

Scalability from Prototypes to High-Volume Production

Scalability from Prototypes to High-Volume Production

Whether you need low-volume prototypes or high-volume production, our insert molding services are designed to accommodate any scale of production. We can handle orders from 100 to 100,000+ parts, ensuring flexibility and efficiency for your project.

Comprehensive Quality Assurance

Comprehensive Quality Assurance

We implement rigorous quality control throughout the insert molding process, using precision measurement tools and in-process inspections to ensure every part meets the highest standards. Our ISO 9001,ISO 14001,IATF 16949 and AS9100D Certification demonstrates our commitment to delivering top-quality parts for your applications.

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Choose LS for your insert molding needs and benefit from our advanced technology, precision capabilities, and dedication to quality. Contact us today for a consultation and instant quote.

Case Studies

Our injection molded parts have been successfully used in various industries. Here are some examples that demonstrate our capability to deliver high-quality, precise components tailored to specific industry needs:

Automotive Industry

Automotive Industry

Medical Devices Industry

Medical Devices Industry

Electronics Industry

Electronics Industry

Home Appliances Industry

Home Appliances Industry

Industrial Equipment Industry

Industrial Equipment Industry

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These case studies illustrate our ability to deliver high-quality, precision injection molded parts across various industries. Contact us today to discuss your specific project requirements and how we can help you achieve your goals.

Quality Control

At LS Manufacturing, quality is our top priority. We implement rigorous quality control measures throughout the entire insert molding process to ensure that every part meets the highest standards of precision and reliability. Our comprehensive quality assurance system includes advanced inspection tools and techniques to maintain consistency and excellence in our products.

In-Process Inspections

Our quality control begins with in-process inspections, where each part is checked at various stages of production to ensure adherence to design specifications. This proactive approach helps identify and correct any issues early in the manufacturing process.

Final Inspections

Before any part leaves our facility, it undergoes a thorough final inspection to verify its quality and precision. We use advanced measurement tools and techniques to ensure that each part meets the required specifications and standards.

Precision Measurement Tools

We employ a variety of precision measurement tools, including Coordinate Measuring Machines (CMM) and specialized gauges, to ensure that insert placement and bonding meet exact specifications. These tools allow us to maintain tight tolerances and high accuracy, resulting in reliable insert-molded components.

ISO 9001,ISO 14001,IATF 16949 and AS9100D Certification

Our commitment to quality is demonstrated by our ISO 9001,ISO 14001,IATF 16949 and AS9100D Certification. This international standard ensures that our quality management system is effective and continuously improving, providing our customers with consistent, high-quality products.

Continuous Improvement

We believe in continuous improvement and regularly review our processes and practices to identify areas for enhancement. By investing in the latest technologies and training for our staff, we strive to maintain our reputation for quality and innovation.

Quality Control Image
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Choose LS Manufacturing for your insert molding needs and experience our commitment to quality through our rigorous quality control processes. Contact us today to discuss your project and see how we can help you achieve your goals.

Need Assistance? We're Here for You.

If you have any questions or need assistance, our team is ready to provide support 24/7. Reach out to us through any of the methods below.

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We understand that you may have questions about our insert molding services. Here are some of the most frequently asked questions and their answers to help you better understand our capabilities and processes. If you need further assistance, our team is always ready to help.

Insert molding is a process where metal or plastic components are placed into the mold and then encased with plastic during the injection molding process. This allows for the creation of complex parts with embedded inserts.

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If you have any other questions or need further information, please do not hesitate to contact us. Our team is here to help you with all your insert molding needs.

Customer Testimonials

At LS, we take pride in delivering precise and reliable insert molding solutions. Here’s what some of our clients have to say about their experience working with us:

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LS’s insert molding services were essential to the success of our automotive components. Their team ensured that the metal inserts were seamlessly integrated into the plastic parts, providing superior strength and durability. We were highly satisfied with the results.

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John Adams
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AutoParts Engineering
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The precision of LS’s insert molding was exceptional. They helped us design and produce complex medical parts with embedded metal components, ensuring tight tolerances and excellent performance. Their expertise made a significant difference to our project.

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Jane Williams
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MedEquip Solutions
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LS’s insert molding process produced consistent, high-quality parts for our consumer electronics products. Their ability to integrate metal inserts into the plastic housing with precision was impressive, and the parts performed flawlessly during assembly.

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Michael Lee
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TechInnov Plastics
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LS provided us with exceptional insert molding services, integrating metal parts into plastic components with superior precision. Their attention to detail and commitment to quality helped us maintain the high standards required for our industrial products.

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Emily Chen
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Precision Tech Components
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The insert molding services from LS allowed us to achieve high-strength components with complex designs. Their ability to meet tight deadlines while maintaining precision made them a reliable partner for our industrial equipment projects.

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David Wong
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Industrial Solutions Ltd.
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These testimonials reflect our commitment to excellence and customer satisfaction. Join our list of satisfied customers by choosing LS Manufacturing for your insert molding needs. Contact us today to discuss your project and get an instant quote.

Latest News

Stay updated with the latest news and announcements from LS Manufacturing. Explore our latest articles below.

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