Industria automotriz
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Ventajas
The automotive industry is one of the most demanding sectors in modern manufacturing, demanding material properties, dimensional accuracy, and batch consistency.
Casting technology plays a core role in the production of automotive parts, particularly in key systems such as engines, transmissions, chassis, and braking systems, fulfilling crucial functions such as load-bearing, sealing, transmission, and safety.
As vehicles evolve toward lightweight, high-performance, and new energy vehicles, higher requirements are placed on castings:
· Materials must possess high strength, wear resistance, and heat resistance.
· Processes must ensure dimensional accuracy and surface quality.
· Manufacturing must balance mass production efficiency and cost control.
Leierwo firmly believes that high-quality casting processes are the foundation for these performance and quality goals.
Casting technology plays a core role in the production of automotive parts, particularly in key systems such as engines, transmissions, chassis, and braking systems, fulfilling crucial functions such as load-bearing, sealing, transmission, and safety.
As vehicles evolve toward lightweight, high-performance, and new energy vehicles, higher requirements are placed on castings:
· Materials must possess high strength, wear resistance, and heat resistance.
· Processes must ensure dimensional accuracy and surface quality.
· Manufacturing must balance mass production efficiency and cost control.
Leierwo firmly believes that high-quality casting processes are the foundation for these performance and quality goals.
Application of Casting in Automobile Parts Manufacturing




Our company can customize various types of automotive parts castings, and our products are widely used in:
Core systems such as engine parts, transmission parts, and brake system parts.
Core systems such as engine parts, transmission parts, and brake system parts.
Typical Castings Include
Engine: cylinder block, cylinder head, intake manifold, oil pan, etc.
Transmission: housing, gear housing, connecting flange, end cap, etc.
Brake system: brake caliper, bracket, connecting support, etc.
Transmission: housing, gear housing, connecting flange, end cap, etc.
Brake system: brake caliper, bracket, connecting support, etc.
The Advantages of Leerwo Casting in These Parts
Complex structures can be formed in a single step, reducing subsequent welding and assembly errors.
High strength and heat resistance ensure long-term stable operation of the engine and transmission system.
Lightweight design is feasible, and alloy materials are used to reduce vehicle weight.
Controllable costs and excellent batch consistency make it suitable for large-scale automotive manufacturing.
Using processes such as precision casting, sand casting, and die casting, we provide customers with automotive component castings with stable performance, optimized structure, and batch consistency.
High strength and heat resistance ensure long-term stable operation of the engine and transmission system.
Lightweight design is feasible, and alloy materials are used to reduce vehicle weight.
Controllable costs and excellent batch consistency make it suitable for large-scale automotive manufacturing.
Using processes such as precision casting, sand casting, and die casting, we provide customers with automotive component castings with stable performance, optimized structure, and batch consistency.
Casting Materials and Process Characteristics
In combination with the company’s actual process capabilities, we flexibly use the following process and material combinations in the production of automotive castings:
Main Materials:
Main Materials:
Hierro dúctil
Used for pressure-bearing parts such as engine cylinders and brake calipers, with high strength and fatigue resistance.
Aluminum Alloy
Used for transmission housing, oil pan, lightweight parts, light weight and good heat dissipation performance.
Acero aleado
Used for gears and connecting parts, with strong wear resistance and toughness.
Acero inoxidable
Used in high temperature and high corrosion conditions, such as exhaust system components.
Key Processes:
Sand Casting: Suitable for medium-to-large structural parts such as engine blocks and brake calipers, offering stable performance.
Die Casting (Large-Scale Assembly Line Production): Suitable for aluminum alloy housing parts, offering high efficiency and excellent dimensional consistency.
Forging and Welding Assistance: Used for composite manufacturing and structural optimization, enhancing strength and reliability.
Post-processing:
Heat treatment to improve microstructure.
CNC finishing to ensure assembly accuracy.
Surface sandblasting, shot blasting, and coating to enhance corrosion resistance.
Sand Casting: Suitable for medium-to-large structural parts such as engine blocks and brake calipers, offering stable performance.
Die Casting (Large-Scale Assembly Line Production): Suitable for aluminum alloy housing parts, offering high efficiency and excellent dimensional consistency.
Forging and Welding Assistance: Used for composite manufacturing and structural optimization, enhancing strength and reliability.
Post-processing:
Heat treatment to improve microstructure.
CNC finishing to ensure assembly accuracy.
Surface sandblasting, shot blasting, and coating to enhance corrosion resistance.
Customer Cases
We partner with numerous automotive OEMs and parts suppliers, providing them with high-performance castings:
Engine System: Ductile iron sand-cast cylinder blocks enhance wear resistance and heat dissipation.
Transmission System: Aluminum alloy die-cast housings achieve lightweight design and improve fuel economy.
Braking System: High-strength cast iron brake calipers offer both thermal fade resistance and safety.
These products have been widely used in passenger cars, commercial vehicles, and new energy vehicles, demonstrating stable long-term performance.
Engine System: Ductile iron sand-cast cylinder blocks enhance wear resistance and heat dissipation.
Transmission System: Aluminum alloy die-cast housings achieve lightweight design and improve fuel economy.
Braking System: High-strength cast iron brake calipers offer both thermal fade resistance and safety.
These products have been widely used in passenger cars, commercial vehicles, and new energy vehicles, demonstrating stable long-term performance.
Industry Standards and Quality Control
We strictly implement the automotive industry quality management system and international standards to ensure the safety and reliability of each casting.
Implementation Standards:
· ISO 9001 / IATF 16949 Automotive Quality Management System · GB, ASTM, DIN, and other casting and material standards
Quality Control Process:
Implementation Standards:
· ISO 9001 / IATF 16949 Automotive Quality Management System · GB, ASTM, DIN, and other casting and material standards
Quality Control Process:
Raw material spectral analysis and composition testing
Mold and dimensional accuracy testing
Nondestructive testing (UT/MT/PT) and dynamic balancing testing
Full-process quality traceability management system
With advanced casting technology and strict quality system, Leierwo provides high-performance, lightweight, precise and durable casting solutions for the automotive manufacturing industry.
Qué ofrecemos
Leierwo se compromete a brindar servicios de fabricación de piezas metálicas de precisión de la más alta calidad, incluyendo fundición de precisión, fundición a la cera perdida, fundición en arena y mecanizado CNC. Ofrecemos soluciones personalizadas y podemos completar su diseño en un plazo de 3 a 5 semanas, dependiendo de la complejidad de las piezas. Antes de la producción en masa, proporcionamos una muestra gratuita para su prueba y aprobación.
Servicio de fundición a la cera perdida
Características: La fundición de inversión tiene una alta precisión, puede adaptarse a formas complejas, tiene una superficie lisa y poco desperdicio de material.
Aplicaciones: aeroespacial, maquinaria de precisión, automóviles, equipos médicos, etc.
Servicio de fundición en arena
Características: Utiliza un molde de arena, que es de bajo costo y adecuado para piezas de fundición de metales grandes y de formas complejas.
Aplicaciones: Piezas de automoción, piezas estructurales mecánicas, piezas fundidas de gran tamaño.
Servicios de mecanizado CNC
Características: Alta precisión, piezas complejas y producción en masa.
Aplicaciones: Moldes, piezas de dispositivos médicos, bloques de cilindros/culatas de motores de aleación de aluminio.
Nuestros servicios de fundición: en todos los grados de metal
Leierwo posee una gran experiencia en una amplia gama de grados de aleación, lo que permite a nuestros clientes seleccionar los materiales ideales para optimizar sus productos y satisfacer los requisitos de aplicación globales más exigentes. No dude en explorar las series de aleaciones que se enumeran a continuación para encontrar la combinación perfecta para sus necesidades específicas.
Ofrecemos soluciones integrales de fabricación

Fundición de inversión

Fundición en arena

Impresión 3D

Fundición de acero inoxidable

Fundición de acero al carbono

Fundiciones de acero aleado
Inicie su proyecto con Leierwo
1. Envíe su consulta
Envíe sus dibujos CAD y archivos 3D por correo electrónico, especificando el grado del material, la cantidad del pedido, el acabado de la superficie o cualquier otro detalle relevante.
2. Cálculo de costes
En cuanto recibamos su diseño, nuestro equipo de ingenieros evaluará detenidamente los planos y calculará el precio en función de los costes de producción reales lo antes posible.
3. Inicio de la producción
Una vez aprobado el precio, nuestro equipo de producción preparará los materiales y programará la producción con prontitud.Leierwo siempre garantiza la entrega a tiempo.
4. Organizar la entrega
Una vez finalizada la producción, le proporcionaremos los detalles del embalaje y organizaremos el envío por mar o aire. Todos los pedidos se pueden enviar a cualquier parte del mundo.
PREGUNTAS FRECUENTES
P1. ¿Es usted una empresa comercial o un fabricante?
P2. ¿Pueden cotizar basándose en dibujos 3D?
P3. ¿Cómo se gestionan las RFQ (solicitudes de cotización)?
P4. ¿Cuál es su plazo de entrega típico?
P5. ¿Ofrecen muestras? ¿Son gratuitas?
P6. ¿Qué métodos de pago aceptan?
P7. ¿Cómo se garantiza el control de calidad?
P8. ¿Sus productos vienen con garantía?
P9. ¿Cómo ve su relación con los clientes?
