Cylindrical Glued Laminated Timber

  • Cylindrical Glued Laminated Timber

Cylindrical Glued Laminated Timber

Unique Product Characteristics
Superior Resistance to Checking: Natural solid wood pillars often develop deep radial cracks due to the difference in shrinkage between heartwood and sapwood. Cylindrical Glulam uses pre-dried laminations to eliminate internal stress, ensuring the surface remains smooth and intact throughout its service life.
High Strength-to-Weight Ratio: By utilizing high-strength species like Douglas Fir Tct36 or Spruce Tct32, these columns provide significantly higher axial compression capacity than solid timber of the same diameter, supporting larger-span roof structures.
Biophilic and Tactile Appeal: The rounded form eliminates sharp edges, making it safer and more approachable in schools, healthcare facilities, and public spaces. The natural wood grain wraps around the column, creating an “indoor forest” atmosphere.
Customizable Height and Diameter: We break the growth limits of natural timber. Our facility can produce massive structural columns reaching up to 18 meters in height with diameters exceeding 1000mm.

Core Application Scenarios
Landmark Infrastructure: Primary support columns for airport terminals, train station concourses, and stadiums.
High-End Commercial Landscapes: Decorative structural pillars in luxury mall atriums and five-star hotel lobbies.
Religious and Educational Architecture: Modern churches and university libraries where the design symbolizes “upward growth” and organic connection.

Product Details

Materials: Douglas fir, spruce, red pine;
Strength levels: Douglas fir Tct36 and Tct32, spruce Tct32 and Tct28

Diameter Ø100-800mm
Length 0-15000mm

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State-Owned Backing, Financial Stability

Yancheng State-owned Assets Investment Group (YCIG) was established by the Yancheng Municipal People's Government. As of the end of 2024, the Group's total assets reached RMB 80.3 billion, operating across six core sectors: Energy, Resources, Hospitality, Venture Capital, Trade, and Property.

About us

In 2025, Jiangsen Green Construction was incubated in the Group's entrepreneurial sector. As a new engine for the Group's green transformation, it shoulders the national “dual carbon” strategic mission and the Group's green development plan, demonstrating the social responsibility of state-owned enterprises.

We provide technical services for the entire industrial chain of modern wooden structure research and development, design, intelligent manufacturing, construction, and maintenance, and are committed to providing green, low-carbon, and sustainable wooden structure overall solutions for the domestic and international construction fields.

  • 120000

    Factory floor area

  • 30000

    Annual output — glulam, CLT & more

  • 27

    Equipment production lines

  • 40 +

    Number of employees

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