Innovative Application and Practical Exploration of 3D Printing Technology in UHPC Shaping

As architectural aesthetics and engineering technology converge in the digital age, 3D printing is reshaping the form boundaries of UHPC (Ultra-High Performance Concrete) in unprecedented ways. As an industry leader with 28 years of deep expertise in UHPC/GRC/GRG/GRP materials, Qinglong Group has witnessed and participated in this "intelligent manufacturing revolution" in building materials. Through full-chain technology integration, it has brought complex forms that once existed only on drawings from concept to reality.

From Mold Constraints to Digital Freedom: 3D Printing Reshapes UHPC Form Logic

Traditional UHPC component production relies on custom molds, and complex curved forms often face the dilemma of being "easy to design but hard to realize." The introduction of 3D printing technology has completely broken this limitation. By deeply integrating Building Information Modeling (BIM) with 3D printing technology, Qinglong Group has achieved direct transformation from digital models to physical components—whether the double-curved curtain wall panels of a grand theater or the irregular shading systems of a commercial complex, all can be precisely rendered through layer-by-layer printing processes, with material utilization increased by more than 30% and production cycles shortened by nearly half. This "mold-free" production not only lowers the cost of realizing complex forms, but also frees designers' creativity from the constraints of traditional craftsmanship.

Two-Way Empowerment of Materials and Technology: Performance Breakthroughs in UHPC Printing

As a National High-Tech Enterprise, Qinglong Group has accumulated exclusive experience in matching UHPC material formulations with 3D printing processes. By adjusting the rheology and curing time of cement-based materials, it has developed a specialized UHPC slurry suitable for continuous printing, which ensures both shaping stability during the printing process and, after forming, a compressive strength exceeding 150MPa and a flexural strength above 25MPa. In the Nanjing East Road Century Plaza renovation project, light-transmitting UHPC components manufactured by the Qinglong team using 3D printing technology successfully achieved the dual functions of structural load-bearing and artistic light transmission, earning the project the Silver Award of the First UHPC Construction Engineering Innovation Award (AALBORG WHITE Cup).

Full-Chain Service Assurance: Closed-Loop Capability from Digital Design to Delivery

The application of 3D printing technology is by no means a breakthrough in a single stage, but a systematic innovation across the entire process of design development, manufacturing, and installation. Relying on production bases covering the whole country (such as the Guangxi Nanning base with an annual capacity of 600,000 square meters) and professional construction teams, Qinglong Group has built an integrated service system of "digital design—printed manufacturing—precision installation." Take the GRG (Glass Fiber Reinforced Gypsum) ceiling of a landmark project as an example: site data captured through 3D scanning, combined with parametric design to optimize printing paths, ultimately achieved millimeter-level installation accuracy, perfectly presenting the flowing curved surfaces envisioned by the designer. This full-chain capability is precisely the core competitive strength that distinguishes Qinglong as a "custom manufacturer of new decorative building materials" from its peers.

From participating in the formulation of the industry standard "General Technical Conditions for Non-Load-Bearing Components of Ultra-High Performance Concrete (UHPC)" to promoting the large-scale application of 3D printing technology in real-world projects, Qinglong Group has always upheld the mission of "creating aesthetically beautiful architecture," defining the future of building materials through technological innovation. When the digital precision of 3D printing meets the material strength of UHPC, what we see is not only the unlimited possibilities of architectural forms, but also a vivid footnote to the leap from "Made in China" to "Intelligent Manufacturing in China." In the future, Qinglong will continue to integrate the strengths of UHPC/GRC/GRG/GRP materials to provide more imaginative architectural solutions for designers and owners worldwide.