Custom Injection Molding Services
- T1 sample as fast as 2 weeks
- Certified to ISO 9001:2015, ISO 13485, ISO 14001:2015, and IATF 16949:2016 standards
- Fast, reliable production with high-quality results every time
Dé vida a sus ideas de producto de forma rápida y precisa con nuestros servicios expertos de creación de prototipos.
Custom Plastic Injection Molding for Precision Parts
Lewei Precision offers custom injection molding solutions for both prototypes and large-scale production. With our range of 90 to 830-ton machines, we produce high-quality plastic parts, no matter the size or complexity. Count on us for expert guidance throughout the design-to-production process, ensuring smooth and efficient project execution.
Lewei Precision offers high-performance aluminum and steel molds, achieving tight tolerances of 0.0008 inches (0.02 mm) with free mold flow analysis.
Our overmolding process bonds plastic to other components, creating durable, integrated parts with customizable color and texture options.
Insert molding combines engineering plastics with pre-placed inserts, eliminating fasteners and improving part strength and assembly efficiency.
Our Injection Molding Manufacturing Network
Lewei Precision’s expansive network, featuring over 50 advanced machines handling up to 830 tons, efficiently manages projects from prototypes to large-scale production. Each project starts with a comprehensive injection mold quote to set clear expectations. Our expert project managers offer detailed manufacturing analysis and consultative design services to enhance cost efficiency and functionality.
Injection Molding Materials
Mecanizado, Anodizado, Pintura en polvo, Galvanoplastia, Pintura, Chorro de arena, Pulido
El cobre es altamente conductor y maleable, lo que lo convierte en la mejor opción para el cableado eléctrico y la fontanería. Sus propiedades antibacterianas naturales también lo hacen ideal para aplicaciones médicas, mientras que su atractivo estético se adapta a artículos decorativos y obras de arte.
Rojo-naranja
Cobre C101(T2), Cobre C103(T1), Cobre C103(TU2), Cobre C110(TU0), Cobre berilio
Mecanizado, Pulido, Arenado, Abrillantado, Electropulido, Alodine, Tratamiento térmico, Óxido negro, Níquel químico, Cromado, Cepillado
$$$
Unos 5 días laborables
El bronce, una aleación de cobre y estaño, es conocido por su durabilidad y resistencia a la corrosión. Se utiliza mucho en aplicaciones marinas, esculturas y cojinetes, gracias a su resistencia y capacidad para soportar entornos difíciles.
Marrón metalizado
Estaño Bronce
Mecanizado, Pulido, Arenado, Abrillantado, Electropulido, Alodine, Tratamiento térmico, Oxidación negra, Niquelado químico, Cromado, Pintura en polvo, Cepillado
Unos 5 días laborables
El acero es un material resistente y versátil, muy utilizado en la construcción y la fabricación. Su elevada resistencia a la tracción lo hace adecuado para componentes estructurales, mientras que varios subtipos mejoran sus propiedades para aplicaciones especializadas, como herramientas y maquinaria.
Gris plata
Acero 1018, 1020, 1025, 1045, 1215, 4130, 4140, 4340, 5140, A36, Acero para matrices, Acero aleado, Acero para cincelar herramientas, Acero para muelles, Acero rápido, Acero laminado en frío, Acero para rodamientos, SPCC
Mecanizado, Galvanoplastia, Pasivado, Pintura en polvo
Alrededor de 7 días laborables
El acero inoxidable es resistente a la oxidación y las manchas, por lo que es perfecto para aparatos de cocina y equipos médicos. Su resistencia y atractivo estético también lo convierten en una elección popular para diseños arquitectónicos y piezas de automoción.
Gris plata
Acero inoxidable SUS201, SUS303, SUS 304, SUS316, SUS316L, SUS42, SUS430, SUS431, SUS440C, SUS630/17-4PH, AISI 304
Mecanizado, Galvanoplastia, Pasivado, Pintura en polvo
Unos 7 días laborables
El magnesio es ligero pero resistente, y se utiliza a menudo en aplicaciones aeroespaciales y de automoción, donde es fundamental reducir el peso. Su maquinabilidad permite darle formas complejas, y también se utiliza en diversos dispositivos electrónicos por su excelente conductividad.
Blanco-plata
Aleación de magnesio AZ31B, AZ91D
Tal como se mecaniza, Pulido, Chorro de arena, Volteo, Alodine, Tratamiento térmico, Anodizado, Recubrimiento de teflón, Níquel químico, Pintura, Recubrimiento en polvo, Electroforesis
Alrededor de 8 días laborables
El titanio es increíblemente resistente y ligero, por lo que resulta ideal para implantes aeroespaciales y médicos. Su resistencia a la corrosión y biocompatibilidad mejoran su uso en entornos exigentes, mientras que su elevada relación resistencia-peso se adapta a diversas aplicaciones industriales.
Titanio Aleación TA1, Aleación TA2, Aleación TC4/Ti-6Al 4V
Mecanizado, Pulido, Chorro de arena, Abrillantado, Electropulido, Alodine, Anodizado, Níquel químico, Pintura, Pintura en polvo, Cepillado
Alrededor de 8 días laborables
Injection Mold Surface Finishes
Lewei Precision provides SPI surface finishes for injection molded parts, tailored to your project’s requirements. Our experts are ready to guide you in selecting the ideal finish.
Provides a smooth, high-gloss surface for parts requiring superior aesthetic appeal and visual quality.
Creates a matte, durable surface that enhances grip and hides fingerprints, often used in industrial parts.
Achieves a uniform, matte surface with texture, ideal for better handling or improved assembly.
Uses abrasive media to refine surfaces, offering a smooth or matte finish for complex parts.
Applies a highly reflective, durable layer for corrosion resistance, commonly used in automotive and decorative parts.
Engraves intricate patterns or designs on parts for precise logos, textures, and unique markings.
Tolerancias de mecanizado CNC
Características | Descripción |
Tamaño máximo de la pieza | 1200 × 1000 × 500 mm |
Tamaño mínimo de la pieza | 5 × 5 × 5 mm |
Part to Part Repeatability | ±0.1 mm |
Mold Cavities | Single-cavity, multi-cavity, family molds |
Available Mold Types | Steel and aluminum molds, suitable for varying production levels |
Production Levels | Below 1000, 5000, 30000, and over 100000 units |
Mold Cavity Tolerances | ±0.02 mm |
Secondary Operations | Mold texturing, pad printing, laser engraving, threaded inserts, and assembly |
Socava | 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 |
Plazos de entrega | Most orders completed within 15 working days |
Directrices de diseño para el mecanizado CNC
Características | Descripción |
Wall Thickness | Uniform thickness of 1.5 mm to 3 mm is recommended. Avoid excessively thick or thin walls to prevent warping. |
Radii and Corners | Minimum radius of 0.5 mm for internal corners. Avoid sharp corners to reduce stress points and aid in mold release. |
Draft Angles | Draft angle of 1° to 2° is recommended on vertical walls to ensure smooth part ejection. |
Socava | Use side actions or lifters to accommodate undercuts. Proper mold design is necessary for parts with undercuts. |
Tolerances | Standard tolerance of ±0.1 mm. For tighter tolerances (±0.01 mm), specialized molds are required. |
Text and Logos | Minimum engraving depth of 0.1 mm and width of 0.5 mm. CNC engraving or laser marking is used for text/logo creation. |
Holes and Features | Minimum hole diameter of 1.5 mm. For holes larger than 5 mm, inserts or core pins are recommended. |
Parting Line and Gate | Gates should be placed to minimize defects, and parting lines should be positioned in non-visible areas. |
Material Selection | Choose appropriate materials such as ABS, polycarbonate, or nylon, depending on the part’s intended use. |
Injection Molding Design Guide
Commitment to Unmatched Quality in Plastic Injection Molding
We are dedicated to delivering top-tier plastic injection molded components by maintaining rigorous quality standards at every stage of production. From the very first design phase through to the final product inspection, our goal is to ensure every part is crafted with utmost precision and reliability.
Our process begins with a detailed Design for Manufacturability (DFM) review, where our team works closely with clients to refine designs and optimize them for molding, minimizing potential issues in production.
With ISO 9001:2015 certification, and a commitment to continuous improvement, Lewei Precision ensures the highest standards of quality across every product we manufacture.
- Certifications: ISO 9001:2015, ISO 13485, ISO 14001, IATF 16949
- Experienced team of quality engineers
- State-of-the-art inspection equipment
Prototyping Injection Molding
Get custom plastic prototypes and production parts with flexible solutions from Lewei Precision.
Lewei Precision offers rapid prototyping services for injection molding, delivering high-quality prototypes with quick lead times. We provide flexible material options and expert DFM assistance to help you test functionality and validate designs efficiently.
- Quantity: 1-100 pcs
- Plazos de entrega: 1-3 weeks
- Tooling: Soft tooling or 3D-printed molds
- Key Features: Low-volume, high-quality plastic parts
- Quantity: 1-100 pcs
- Lead Time: 1-3 weeks
- Soft tooling or 3D-printed mold used
Lewei Precision’s low-volume injection molding uses aluminum tooling to produce complex plastic parts quickly and cost-effectively. This service is perfect for design validation, inventory control, and a supply chain capable of adapting to fluctuating demand.
- Quantity: 100-10,000 pcs
- Plazos de entrega: 3-6 weeks
- Key Features: Fast, cost-efficient production of low-volume plastic parts
High-volume injection molding provides a reliable and affordable solution for mass-producing identical, precise parts. With state-of-the-art equipment and rigorous quality control, we ensure tight tolerances and consistent quality across a range of plastic materials to suit your requirements.
- Quantity: Over 10,000 pcs, can scale into the millions
- Plazos de entrega: 4-12 weeks or more
- Materials Available: 100+ thermoplastic and thermoset materials
Comience su proyecto de mecanizado CNC
Comprehensive Injection Molding Solutions for Diverse Industries
Lewei Precision offers tailored injection molding services to meet the unique needs of various industries, ranging from automotive to electronics. Our commitment to precision and cost-effectiveness ensures that we provide high-quality, custom solutions for every application.
Casos de éxito de
Lewei Precision x Rennteam Stuttgart: Colaboración para la innovación en ingeniería de coches de carreras
Lewei Precision se enorgullece de apoyar al Rennteam Stuttgart fabricando 2 componentes de la barra principal y más de 80 insertos de aluminio. Nuestra ingeniería de precisión asegura que están listos para conquistar las competiciones de Formula Student, dando al equipo una ventaja ganadora.
Estudio de caso: Asociación de LURA con Lewei Precision para piezas de precisión de motores de cohetes
LURA, la Asociación de Cohetes de la Universidad de Leeds, utilizó las técnicas de mecanizado CNC de 5 ejes y de compuestos de torneado y fresado de Lewei Precision para crear intrincadas piezas de motor esenciales para su victoria en la competición nacional Race to Space Propulsion.
Estudio de caso: Andrea Piccino colabora con Lewei Precision para hacer realidad el "traje de Iron Man".
Andrea, un dedicado ingeniero mecánico italiano, utilizó el mecanizado CNC de 5 ejes de Lewei Precision para fabricar un exoesqueleto pasivo de cuerpo entero que potencia la fuerza humana y minimiza el esfuerzo físico.
Caso práctico: La precisión de Lewei impulsa el éxito de Arco Aria en los coches de cuerda
Gracias a la perspicacia de Lewei, Arco consiguió modificar el motor de su coche de cuerda, incluido el giro del cigüeñal y el diseño de un nuevo sistema de admisión para mejorar la eficiencia.
Por qué elegirnos
Customization
Lewei Precision excels in providing customized injection molding solutions tailored to the specific needs of each industry.
Utilizing state-of-the-art machinery and precision tooling, Lewei Precision ensures that every part is manufactured with tight tolerances and superior quality.
Lewei Precision offers fast lead times and scalable production, making us a reliable partner for projects of any size.
Preguntas frecuentes sobre el mecanizado CNC
What are the typical lead times for injection molding projects at Lewei Precision?
Lead times vary, with prototypes taking 1-3 weeks, low-volume production 3-6 weeks, and high-volume production 4-12 weeks.
How does Lewei Precision ensure the quality of injection molded parts?
We employ strict quality control through DFM reviews, inspections, and advanced tools like CMMs, ensuring precision at every step.
Can Lewei Precision handle both low and high-volume production runs?
Yes, we handle both low-volume (100-10,000 pcs) and high-volume production (10,000+ pcs), adapting to your specific needs.
What types of tooling does the company use for injection molding?
We use soft tooling for prototyping, aluminum tooling for low-volume, and steel tooling for high-volume production.
