Surface Process at DLZ
Surface Treatment Capability
DLZ implements a comprehensive range of surface treatment technologies tailored to specific component requirements, including precision painting, e- coating , controlled shot blasting, and chemical passivation. Each process is engineered to enhance corrosion resistance, surface durability, and anti-oxidation performance, ensuring long-term protection under severe operating and environmental conditions.

Process Control & Quality Integration
Process parameters such as coating thickness, adhesion strength, surface roughness, and salt spray resistance are strictly controlled and validated to ensure all products meet or exceed original equipment (OE) specifications. Surface preparation and finishing operations are fully integrated within the quality management system to guarantee consistency and traceability.

In addition to product performance, DLZ maintains a strong commitment to environmental responsibility and workplace safety. All surface treatment operations are conducted in compliance with applicable local environmental regulations and customer-specific technical standards, with controlled emissions management, waste treatment systems, and occupational safety protocols implemented throughout the production process.
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