Architectural Domes Solutions

Lightweight Resins for Architectural Domes & Facades

Defining the skyline with composite innovation. Our resins allow architects to push the boundaries of shape and scale with lightweight, durable structural elements.

Industry Challenges

Critical barriers in
architectural domes processing.

01
Wind load on large-surface-area domes
02
Expansion/contraction in extreme outdoor temps
03
Corrosion of internal structural steel frames
04
Need for fire-rated building claddings

Lechi Solutions

Advanced chemical
formulations & systems.

High-Modulus Structural ISO

Provides the rigidity needed for massive self-supporting dome panels.

Low-Thermal Expansion Matrix

Ensures tight joints and waterproofing across large facade surfaces.

In-Mold Coating System

Enables high-end architectural finishes like realistic granite or marble.

Technical Performance Data

Verified metrics for critical architectural domes environments.

Base Chemistry
Structural ISO / NPG
Flame Spread
≤ 25 (Class A)
Density
1.45 g/cm³
HDT
≥ 110°C

Recommended Material Systems

LC-3301

Building FR Resin

Standard for exterior architectural panels.

View Technical Details
LC-1930

Polishing Gelcoat

For high-gloss decorative facades.

View Technical Details

Application FAQ

Expert answers for common architectural domes engineering queries.

Can it look like concrete?

Yes, with specific fillers and gelcoats, FRP can perfectly mimic concrete or stone.

How long do GRP facades last?

Typically 40+ years with minimal maintenance compared to metal or wood.

Request Quote & Samples for Architectural Domes

Fill out the form below to connect with our architectural domes engineering team for technical specs, pricing, and free samples.

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Process with Lechi?

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