About JIAZHU

Jiazhu Construction - has been deeply engaged in the production of glued laminated timber since 2011, relocated from Shanghai to Rugao Port in 2018, and now has established two major production bases in Wuhan and Nantong.

Wooden Structure Building

We provide one-stop delivery of construction materials, as well as integrated design-production-construction services for long-span straight and curved glued laminated timber (glulam). We specialize in projects such as large-scale beam-and-column venues, villas, and wooden bridges.

Support

Full-Lifecycle One-Stop Solutions for Timber Structures

Contact Us

We have been good brand choice for numerous partners, look forward to your join.
Contact Us

Web Menu

Product Search

Language

Share

Home / Products / Glue Laminated Timber / Curved Glulam / Spruce Curved Glulam
  • Spruce Curved Glulam
  • Spruce Curved Glulam
  • Spruce Curved Glulam
  • Spruce Curved Glulam
  • Spruce Curved Glulam
  • Spruce Curved Glulam
  • Spruce Curved Glulam
  • Spruce Curved Glulam
  • Spruce Curved Glulam
  • Spruce Curved Glulam

Spruce Curved Glulam

Product Description

Spruce curved glulam is a precision-engineered wood product made by laminating layers of spruce and shaping them into smooth, custom curves. It combines lightweight strength, design flexibility, and aesthetic appeal, making it ideal for modern architecture and long-span structures.

Key Characteristics

Key Characteristics
•Species: Spruce
•Density: ~400–500 kg/m³ — lightweight with high strength
•Appearance: Pale color, fine grain, clean finish
•Workability: Easy to machine and shape into complex curves
•Durability: Requires treatment for outdoor use
•Sustainability: Widely available and often FSC-certified

Common Applications

Common Applications
•Arched beams and vaulted ceilings
•Curved roof structures and canopies
•Bridges, walkways, and atriums
•Custom architectural elements in public and commercial buildings

Additional Instruction

Spruce curved glulam offers a perfect balance of form and function, enabling architects to push creative boundaries while maintaining structural integrity. 

Product Parameters
Uses Arched roofs and ceilings,Bridges and walkways,Canopies and overhangs,Spiral staircases and custom shapes,Large-span architectural features
Surfaces S4S
Dimensions •Widths:up to 1300mm
•Heights: up to 600mm
•Lengths: up to 28m
•available on request: block glued glulam, glulam with large finger joints and special shapes requiring CNC machining
Bonding Adhesive based on  polyurethane(PU), approved for bonding loadbearing and non-loadbearing timber
components, both indoors and outdoors
Moisture content 12%±2.5%
Strength classes • GL24c
• GL24h
• GL28c
• GL28h
• GL30c
• GL30h
• GL32 (on request)
Recommended Products
About Us
Nantong Wellhouse Architectural Technology Co., Ltd.

Nantong Wellhouse Architectural Technology Co., Ltd. is a China Spruce Curved Glulam Suppliers and Spruce Curved Glulam Factory.And it was established under the guidance of green building and sustainable development concepts, specializing in the research, development, and production of glued laminated timber (glulam) and timber structure products. The factory is characterized by a high degree of mechanization and standardization, creating an efficient and intelligent production environment. 

Relying on a mature production system and professional team, the company boasts a monthly production capacity of up to 2,000 cubic meters. Its core products include glued laminated timber (glulam), solid wood wall panels, and Cross-Laminated Timber (CLT), which are widely used in the field of timber structure construction.

The company provides full-cycle, integrated services encompassing architectural design, budget estimation, production, manufacturing, and construction installation. It covers diverse project types such as large-scale venues, villas, and timber bridges, ensuring efficient project progression through professional technical coordination and full-course construction support.

Certificate Of Honor
  • Quality Management System Certificate
  • Utility Model Patent Certificate
  • Utility Model Patent Certificate
  • Utility Model Patent Certificate
  • Utility Model Patent Certificate
News
Message Feedback
Begin Your Wooden Structure Project Journey.
Our solution experts are ready to provide you with personalized project evaluation and quotations.
X Facebook
Products News