Sheet Metal Fabrication Sheet Metal Prototyping Customized Sheet Metal Parts Connector Plate Case

Our Factory

Established in 2021, Pans Technology is a leading provider of precision manufacturing solutions, located in the Dongfang Community, Songgang Street, Baoan District, Shenzhen.

Specializing in custom CNC machining, prototyping, sheet metal fabrication, die-casting, injection molding, and other processing services, Pans Technology is committed to delivering ultimate parts and one-stop service for aerospace, automotive, intelligent robotics, and medical and other industries.

Pans Technology has state-of-the-art facilities and rich experience of engineering team to ensure that every product meets the strictest tolerances and quality standards, making it a trusted partner for customers.

Advantages of Sheet Metal

Lightweight And Strong

Sheet metal is known for its strength-to-weight ratio, making it ideal for applications where lightweight yet durable components are required.

Cost-Effective

Customized sheet metal parts can be manufactured efficiently and cost-effectively, especially for high-volume production runs. This can lead to overall cost savings in manufacturing.

Versatility

Sheet metal can be easily formed, cut, and welded into various shapes and sizes, allowing for the creation of complex and customized parts to meet specific design requirements.

Design Flexibility

Customized sheet metal parts offer design flexibility, enabling the production of unique and innovative designs to optimize product performance and functionality.

Durability

Sheet metal parts are durable and resistant to corrosion, making them suitable for a wide range of industrial applications where strength and longevity are important.

Production process

1. Drawing Review and Process Planning
Before production begins, engineering teams carefully review customer drawings, focusing on material selection, thickness, tolerances, bend directions, and assembly requirements. Based on this review, an optimized manufacturing process is defined to ensure feasibility and efficiency.

2. Raw Material Preparation
Appropriate sheet materials—such as cold-rolled steel, stainless steel, aluminum alloy, or galvanized steel—are selected according to design specifications. Incoming materials are inspected for thickness, flatness, and surface condition before processing.

3. Cutting and Blanking
Cutting methods typically include laser cutting, CNC punching, and shearing. Laser cutting offers high precision and flexibility for complex shapes, while CNC punching is suitable for high-volume production. This step determines the overall profile accuracy of the part.

4. Bending and Forming
CNC press brakes are used to form parts into the required shapes and angles. Accurate control of bending angles and spring-back compensation ensures consistent dimensions and reliable assembly.

5. Welding and Assembly
For multi-component structures, processes such as spot welding, TIG welding, or laser welding are applied. Weld quality and structural strength are inspected, and corrective straightening may be performed if necessary.

6. Surface Treatment
Surface finishing processes—including powder coating, painting, plating, anodizing, or passivation—are applied to improve corrosion resistance, wear resistance, and visual appearance, depending on application requirements.

7. Inspection and Packaging
Finished parts undergo dimensional and visual inspection before being carefully packaged to prevent damage during transportation and delivery.

Inspection

In our company's workshop, parts inspection is a crucial step in ensuring product quality. Before any part is processed, the factory inspects the raw materials to confirm that the material and appearance are acceptable, preventing errors from the outset. After the first product is completed, operators conduct a first-piece inspection to confirm that the dimensions match the drawings; only after this is done will mass production continue.

During production, quality inspectors conduct random checks, focusing on key dimensions and appearance. If any deviations are found, equipment is adjusted promptly to prevent the problem from escalating. After all parts are processed, a final inspection is performed to ensure that dimensions, appearance, and quantity meet requirements before packaging and shipping.

Through this step-by-step inspection process, the factory can reduce rework and scrap, ensuring that every part delivered to the customer is qualified and reliable.

Packing

Proper and standardized packaging effectively protects parts during transportation and storage.

Machine-machined parts come in a wide variety of materials, including carbon steel, stainless steel, aluminum alloys, copper alloys, and cast iron, each with different packaging requirements. For high-precision parts and products with stringent surface finishes, the primary task of packaging is to prevent bumps, scratches, and deformation. Cushioning materials such as pearl cotton, foam, and EVA lining are typically used for individual isolation, ensuring that parts do not come into contact with each other and preventing damage from transportation vibrations.

Rust and corrosion prevention are also crucial aspects of machine-machined packaging. Metal parts are prone to rust in humid environments, especially precision-machined surfaces, which require extra protection. Common practices include applying rust-preventive oil before packaging or using rust-proof paper or bags for sealed packaging. For export products, the long-term maritime environment necessitates even higher requirements for the moisture-proof performance of the packaging.

For outer packaging, wooden crates, plywood crates, and reinforced cardboard boxes are widely used. Wooden crates are suitable for heavier or more complex parts, providing greater overall strength; cardboard boxes are better suited for smaller parts, balancing cost and ease of transport. The outside of the packaging is usually clearly marked with the part name, quantity, order number, weight, and shipping markings such as "Fragile," "Moisture-proof," and "Here," to reduce human risk during loading, unloading, and logistics.

Furthermore, standardized packaging procedures are an important part of a quality management system. Good packaging not only protects the parts themselves but also reflects the machining company's responsibility to product quality and customers, laying a solid foundation for long-term, stable partnerships.