Key challenges in solid wood production – and how Kiilto’s new D3 adhesive tackles them

In solid wood production, even small issues in adhesive performance can trigger a domino effect. Limited open times increase the risk of assembly errors, slow press times can disrupt production flow, and acidic formulations may lead to discolouration. Kiilto Pro WRX 3072 is a new D3 adhesive developed with these production realities in mind. As the latest addition to Kiilto’s pH-neutral furniture adhesive range, it is designed to meet the requirements of glulam board production and other solid wood applications.

Open time and pressing time affect daily production flow

The challenge
In solid wood furniture production, productivity is not defined by pressing time alone. Adhesives must also provide sufficient open time, meaning the period during which components can be assembled after adhesive application and before pressing begins. If open time is too short, the risk of errors and rework increases.

Our approach
Kiilto Pro WRX 3072 was developed to combine a long open time with a short pressing time. This balance leaves sufficient time for assembly while keeping production efficient. In practice, the adhesive remains workable during assembly, but builds bond strength quickly once the components are pressed, supporting a smooth production flow.


Discolouration is a common issue in pine glulam boards

The challenge
In glulam board production, discolouration is often linked to the chemistry of the adhesive. Many traditional D3 furniture adhesives are acidic, which can trigger colour changes in the wood. Especially in pine glulam boards, this may cause reddish tones along the glue line.

Our approach
Kiilto Pro WRX 3072 is pH-neutral and stain-free. This helps preserve the natural appearance of wood in glulam boards where aesthetics matter and glue lines need to remain invisible.

The adhesive is well suited for light-coloured and unpainted pine. It can also be used in veneer applications, where a high-quality lacquer finish is needed.

Formaldehyde content affects production safety

The challenge
Formaldehyde emissions are a recognised health concern in wood processing and furniture production. Many commonly used adhesive products still contain relatively high levels of formaldehyde, which can affect workplace safety.

Our approach
The ultra-low formaldehyde content of Kiilto Pro WRX 3072 is up to 95% lower than that of commonly used adhesive products. This supports safer production conditions by reducing exposure on the production line and helps manufacturers meet increasingly strict workplace requirements.

Reducing environmental impact places new demands on adhesive raw materials

The challenge
Furniture and solid wood manufacturers are under growing pressure to reduce the environmental impact of their products. At the same time, any changes to raw materials must not compromise adhesive performance.

Our approach
Kiilto Pro WRX 3072 is available with 8% bio-based binder content. The raw materials are sourced from renewable and recycled side streams and by-products. This reduces reliance on fossil raw materials and supports a lower carbon footprint, without compromising the quality or technical performance of the adhesive.

Application and pressing methods vary across production lines

The challenge
Production lines differ in application methods and press technologies. An adhesive that only works reliably in a limited setup can reduce production flexibility.

Our approach
Kiilto Pro WRX 3072 is suitable for both nozzle and roller applications. It can be used flexibly with friction presses, high-frequency presses and heat plate presses, allowing it to be integrated into different production environments and needs.

Discover the Kiilto Pro WRX adhesive family

Solid wood production places different demands on adhesives depending on material properties and manufacturing processes. The Kiilto WRX adhesive family has been designed to support these varying requirements, offering reliable performance across a range of solid wood applications.

Property​WRX 3070​WRX 3071WRX 3072
ApplicationVeneering / lamination​Veneering / lamination​Solid wood / glue lam board​
Open time (min)​
120 g/m2
345
Viscosity (mPas)6 000​10 000​8 000​
Other​Super fastFastFast
Certificates​D3 with hot press​D3 with cold and hot press​D3 with cold and hot press​

Want to learn more? Contact our experts and we’ll help you find the right solution for your solid wood production.

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