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.

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

Spruce Glulam Log

Product Description

Spruce glulam logs are engineered timber products made by laminating multiple layers of spruce wood to form log-shaped profiles. They offer the visual charm of natural logs with the precision, stability, and performance of glue-laminated timber—ideal for log-style homes and cabins.

Key Characteristics

Key Characteristics
•Species: Spruce
•Density: ~400–500 kg/m³ — lightweight with good strength
•Appearance: Pale color, fine grain, smooth finish
•Dimensional Stability: Reduced cracking, warping, and shrinkage
•Workability: Easy to machine and install
•Thermal Performance: Good insulation properties
•Sustainability: Widely available and often FSC-certified

Common Applications

Common Applications
•Log-style residential homes and chalets
•Eco-friendly cabins and lodges
•Prefabricated timber wall systems
•Decorative and structural log elements

Additional Instruction

Spruce glulam logs combine natural aesthetics with engineered reliability, making them a top choice for builders who want the look of traditional logs with modern performance. 

Product Parameters
Uses Log-style homes and cabins
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)
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About Us
Nantong Wellhouse Architectural Technology Co., Ltd.

Nantong Wellhouse Architectural Technology Co., Ltd. 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
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