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Behind the Scenes: How We Ensure Quality in Our Sandwich Panel Production

Mar 30, 2026

Meta Description: Go behind the scenes at SDQIGONG's factory. Learn about our rigorous quality control process for every PU, Rockwool, and Foam sandwich panel.

Article:

Quality isn't an accident; it's a process. At SDQIGONG, we have built a reputation for reliability by implementing a rigorous, multi-stage quality control system in our production.

Our Process:

Raw Material Inspection: Every batch of steel coil, coating, and core material is inspected upon arrival to ensure it meets our strict specifications.

Precision Manufacturing: Our state-of-the-art continuous production lines ensure consistent panel thickness, bond strength, and dimensional accuracy. The lamination process is monitored digitally to create a perfect, inseparable bond between the metal and the core.

In-Process Testing: Samples are regularly taken from the production line for tests, including checking insulation properties, bond strength (peel test), and surface quality.

Final Audit: Before packaging, every single panel is visually inspected for any surface imperfections. Only panels that pass all checks are approved for shipment.

This unwavering commitment to quality control guarantees that when you specify SDQIGONG panels, you receive a product that performs as promised, every time.

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