KR18 roof sheet (lamina KR-18) is a metal standing-seam roofing panel widely used for industrial and commercial buildings such as factories, warehouses, hangars, and large roofs, especially in Latin American countries like Mexico, Panama, Costa Rica, Guatemala etc.

Common KR18 sheet characteristics:

• Material thickness: about 0.4 – 0.7 mm metal sheet
• Panel width: around 457 mm effective coverage
• Coil width: about 610 mm before forming

Profile drawing as follows:

Main advantages

1. No screw holes (concealed fixing)

• Panels clip together → less leakage risk.

2. Strong and weather-resistant

• Good resistance to rain, wind, UV, and corrosion.

3. Low maintenance

• Long lifespan with minimal upkeep.

4. Lightweight

• Easy to transport and install.

Working flow

Uncoiling—Feeding with guide—Roll forming—Hydraulic cutting—Products collecting 

Technical Data

Machine list

3 tons manual decoiler

Kr18 sheet machine

Seaming and clamping

Common applications of KR18

1. Industrial Buildings
   Used for warehouses, factories, and distribution centers because it offers long spans and weather resistance.
2. Commercial Buildings
   Ideal for shopping centers, office buildings, and supermarkets due to its sleek, modern appearance.
3. Residential Projects
   Applied in high-end or contemporary homes for a clean, architectural roofline without visible fasteners.
4. Canopies and Awnings
   Its concealed fastening and flexibility make it great for covering walkways, bus stops, and other open-air shelters.
5. Airports, Stadiums, and Convention Centers
   Large-scale projects often use KR-18 for expansive roof systems that require durability and watertight performance.