Stainless Steel Butt Hinges Guide | Gap, Bushes & Finishes Explained UK
Stainless Steel Butt Hinges: Gap Control, Bushings & Surface Finishes Explained
Stainless steel butt hinges are essential components in industrial enclosures, cabinets, and commercial furniture. However, real performance comes not just from the hinge itself, but from correct installation, gap control, and material selection.
This guide explains how to optimise hinge performance while reducing installation time and long-term wear.
1. Understanding the Hinge Gap

The hinge gap is the clearance between the door and the frame.
- Prevents metal-to-metal friction
- Ensures smooth operation
- Compensates for alignment tolerances
Common issues:
- Too tight → binding and wear
- Too wide → vibration and poor sealing
Best practice: Maintain a consistent, minimal gap across all hinges.
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2. Using Bushes to Control the Gap

Bushes (bushings) are used inside the hinge knuckle to reduce play and improve rotation.
- Smoother movement
- Reduced wear
- More precise gap control
They are especially important in high-cycle or heavy-duty applications.
3. Bush Materials: Plastic vs Brass

Plastic Bushes
- Low friction (self-lubricating)
- Quiet operation
- Cost-effective
Best for: cabinets, furniture, light-duty applications
Brass Bushes
- High durability
- Handles heavier loads
- Resistant to deformation
Best for: industrial enclosures, outdoor use, heavy doors
Recommendation: Use plastic for cost and noise reduction. Use brass for durability and load capacity.
4. Surface Finishes Explained

Brushed Stainless Steel
- Industrial appearance
- Hides scratches
Polished
- Smooth finish
- Easy to clean
Mirror Polished
- High-end appearance
- Decorative applications
Untreated
- Cost-effective
- Functional use
Tip: Choose based on visibility and environment.
5. Complete Your Hardware Setup
For a fully optimised installation, combine hinges with:

Why Professionals Choose Our Hinges
- ✔ Consistent UK stock availability
- ✔ Industrial-grade stainless steel
- ✔ Compatible with demanding environments
- ✔ Expert support for selection
Save time on installation. Improve product reliability.
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Frequently Asked Questions
What is the ideal hinge gap?
A small, consistent gap that prevents friction while maintaining alignment.
Are brass bushes better than plastic?
Brass is better for heavy-duty use, while plastic is quieter and more cost-effective.
Which finish is best for industrial use?
Brushed stainless steel is the most practical and durable option.
Do hinges need bushes?
Not always, but they significantly improve lifespan and performance in demanding applications.
