- ✓ Technical mastery in furnace engineering
- ✓ Full-service project coverage
- ✓ ISO 9001 and ISO 45001 certified
De Winter Engineering in Ede, the Netherlands, delivers precision-engineered door frames for industrial furnaces. Designed to enhance structural integrity, thermal containment, and sealing reliability in high-temperature metal processing furnaces. Crafted for minimise heat loss, aligned door operation and optimal gasket performance, these frames support consistent thermal efficiency throughout industrial processes.
What defines our furnace door frame quality?
Our furnace door frames feature modular, prefabricated refractory components supported by robust steel structures. Engineered to resist thermal deformation, they enable rapid replacement, often installed during scheduled downtime, and maintain precise sealing performance even under harsh operating cycles.
Services
New furnaces

Renovation and upgrading

Uncooled doorframes and door sealing

Furnace pressure control

Why a solid furnace door frame matters
A well-aligned furnace door frame supports consistent pressure control, prevents air ingress around the door and extends the efficiency of door seal systems. It plays a key role in minimising heat leakage, reducing oxidation and limiting dross accumulation, contributing to greater energy efficiency and longer service life of furnace components.
How the frame integrates with furnace systems
As a trusted industrial furnace manufacturer, we embed furnace door frames into comprehensive furnace systems that may include self-adjusting seals, optional pressure damper configurations, and compatibility with both melting and holding applications. You can find real-world examples in our projects, showing customized door frame installations tailored to different systems.
Projects

Rebuilding of a regular furnace to chip melting furnace
>

Total upgrade of a casting furnace
>
Secure your solution now
Improve furnace sealing, temperature control, and maintenance readiness with a bespoke furnace door frame. Ready for a new installation or an upgrade? Contact us today to secure your customised door frame proposal and ensure long-term furnace reliability. Every design is engineered to meet the thermal, mechanical, and operational demands of your specific application.
Contact Us
"*" indicates required fields