SPD Glass Technology: The Revolutionary Smart Glass System

Created on 12.11
Smart SPD glass panels being used in a commercial space.
SPD glass, or smart glass, has become the fluid solution between privacy and publicness in modern design. But how does the ingenious suspended particle model allow you precise light control?
We have the answer to that, as well as benefits, cost point, and applications of smart glass in architectural design.

What Is SPD Glass?

SPD, or Suspended Particle Device glass is an intricate technology that lets you control the amount of light you let into the room. As a result, you end up with a “magical” cloaking mechanism that you can switch on and off at will.
This technology has become rooted across various big industries like :
· Architecture : SPD glass is used to make skylights, blinds, facades, office/cubicle partitions, and residential smart windows.
· Automotive : You can also find them fashioned into luxury car windows, sunroofs and partitions.
· Aerospace & Marine : Often, aircraft cabin windows and yacht panels are made from SPD paneling to control sunlight exposure and provide better veiling.
SPD panels have become the all-in-one solution for those seeking to manage light and glare intensity, heat, and privacy. By combining pleasing aesthetics with seamless functionality, the SPD mechanism proves to be a versatile option for both residential and commercial users.

How Does SPD Glass Work?

The magic behind SPD glasswork lies in the use of suspended particles in a liquid layer, sitting just between two sheets of glass. These microscopic particles position themselves according to the amount of light you want to let in.
There are two states for SPD paneling, on or off :
· Off (Default state) : Without electrical input, the particles float in random directions causing light to scatter. This scattering is what make your glass seem darker or more opaque. In default state, the glass actively blocks visibility, light, and glare.
· On (Activated state) : With electric current, the particles align in a more uniform manner, creating predictable arrangements. Spaces between the arrangement lets light in, allowing visibility – this is how your glass “magically” becomes transparent.
While its energy-efficiency is a plus point, its responsiveness is what makes the SPD model special. Unlike most smart glass tech, SPD technology allows you to switch between levels of visibility in just milliseconds.

SPD Glass vs. Other Smart Glass Types

Most smart glass technologies share the same principle – control light particles to manage visibility. However, not all smart glass types are built the same. We’ve put together a quick glance table to show you the key differences between SPD, electrochromic, and PDLC glass :
Feature
SPD Glass
Electrochromic Glass
Polymer Dispersed Liquid Crystal (PDLC)
Switching speed
Milliseconds
30–60 seconds
1–3 seconds
Transparency
High clarity
Moderate (slight tint)
Hazy when opaque
Cost
Mid-high
High
Low-mid
Best use cases
Automotive, aerospace, high-end architecture
Facades, skylights
Office partitions, residential windows
Smart glass panels in a modern home design.

Benefits Of Using SPD Paneling

Aside from its “magical” appeal, SPD glasswork is specifically engineered to produce valuable, functional benefits in architectural design. These include :
· On Demand Privacy : Unlike electrochromic or PLDC options, the SPD model allows your partitions and panels to switch form instantly. Usually, it takes anywhere between 1-2 milliseconds for things to happen, making it perfect for instant cloaking. Common applications are in aeronautics, military, and multi-purpose meeting rooms.
· UV and Infrared (IR) Blocking : The SPD films within the glass blocks help to refract over 99% of harmful UV and IR rays. With a solution like this, you get the best of natural lighting, minus the glare and health hazards.
· Energy Savings : By blocking out heat from natural light, SPD panels help you lower the energy load on your AC units. Most of such applications report a 20-30% cost cut on electric bills. In cooler weather, this technology makes it easier to modulate natural light for visibility and temperature control.
· Long Lifespan & Durability : Its laminated nature gives this glass type added tensile strength and impact resistance. What’s great is that it can also prevent injury by breaking into safer, rounded shards. By design, the SPD model can withstand tens of thousands of switching cycles, without visible performance degradation in its glazing.
When intelligently applied, SPD glasswork can give you durability, strength, and efficient performance that lasts a lifetime. Couple that with savings from your energy and light bills – what more could you ask for?

How Much Does SPD Glass Cost?

Compared to its counterparts, SPD glasswork is considered to be at a premium price point. On average, you’d see it priced between US$100 and US$125 per square foot. Pricing factors include :
· Panel sizing and thickness : Larger panels carry thicker laminates, requiring more raw materials in the process. This slightly bumps up the cost point.
· Supplier and region : Depending on where you are and where you’re sourcing from, logistics costs can pile up. Similarly, a local supplier may charge extra if they are the only few solution providers around.
· Installation complexity : Customized designs, frameless systems, curvature, and additional workmanship (like automation integration) can add to the total cost of your design project.
However, the upfront premium is slowly offset over time through the various benefits this glass technology offers. In the long run, SPD panels bring operational savings, long-lasting durability, and increases the aesthetic appeal of your property unit.

Choosing A Good Supplier

SPD glasswork is delicate science that requires skill, precision, and rigorous standards. That said, it always pays off to find a supplier who can offer a balance between quality and costs. Here are some things you should look for when selecting a supplier :
· Affordable, factory-direct pricing with global shipment options.
· Custom panel sizing, tint colors, thickness, edge, and finish choices.
· ISO-certified production methods to ensure product durability and safety.
· After-sales and technical support for the benefit of architects and contractors.
We at Evermade pride ourselves for going above and beyond when it comes to our SPD paneling solutions. With over 40 countries being served worldwide and scaled productions matching ISO 9001 quality management outlines, our products have been the choice for the world over.

SPD Smart Glass : Switching Up The Game

This innovative technology has changed the face of modern design and architecture. Alongside instant privacy, we can now enjoy the added benefits of light, heat, and cost control. Our smart glass solutions are expertly crafted by the finest artisans – check them out and get yourself a quick quote from us.

Questions or Consulting

We are committed to excellence in everything we do and look forward to working with you!

Evermadeglass Co., Ltd.

Contact Person: Johnny

E-mail: info@evermadeglass.com

Tel: +86 13714074610

Add: Room 101, No.1, Shixi Seventh Lane, Longxi Community, Longgang Street, Longgang District, Shenzhen, Guangdong Province, China

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