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Bare Galvalume Sheets

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Bare Galvalume Sheets Specification

Technics
Cold Rolled, Hot Dipped Galvalume coating

Usage & Applications
Industrial roofing, warehousing, commercial cladding, sheds, construction

Surface Treatment
Bare Galvalume (Al-Zn coated, unpainted)

Features
Lightweight, High strength to weight ratio

Height
N/A (applies as per corrugation profile, generally flat)

Roof Material
Galvalume steel sheet

Material
Galvalume (55% Aluminum-Zinc alloy coated steel)

Tile Material
Metal Sheet

Tile Type
Roofing / Cladding Sheet

Type
Bare (Non-Color Coated)

Size
Customized or Standard (commonly 1220 mm width)

Shape
Rectangular

Pattern
Plain or Corrugated

Heat Transfer Coefficient
Low, provides thermal efficiency (typical value: U = 0.49 - 0.53 W/m2K)

Thickness
0.30 mm to 1.50 mm

Length
Up to 12000 mm (customizable)

Width
762 mm to 1250 mm

Fire Resistance
Non-combustible

Base Metal Thickness (BMT)
0.30 mm to 1.50 mm

Formability
Excellent, suitable for roll forming and press bending

Coating Mass
150 GSM (AZ150) standard

Service Life
Up to 30 years under normal atmospheric conditions

Coating Composition
55% Aluminum, 43.5% Zinc, 1.5% Silicon

Density
7.85 g/cm³

Reflectivity
High solar reflectance (up to 0.75)

Yield Strength
340-550 MPa

Tensile Strength
Minimum 550 MPa

Edge Condition
Mill/Slit Edge

Bare Galvalume Sheets Trade Information

Main Domestic Market
Central India, West India

About Bare Galvalume Sheets

With long term experience in the domain we are engrossed in manufacturing and supplying a qualitative range of Bare Galvalume Sheets. This is manufactured by utilizing supreme quality materials at our sophisticated production unit. Owing to their sturdiness and robust construction this is used in window and looks stylish on any type of property. Keeping in mind the clients various needs we provide this Bare Galvalume Sheets in various sizes and finishes at reasonable price.

Features

Designed to provide better insulation
Able to fulfill the acoustic requirements
Whole design is compact and light in weight

Exceptional Durability and Corrosion Resistance

Galvalume sheets are engineered to endure harsh weather, offering a service life of up to 30 years in normal environments. The specially formulated aluminum-zinc-silicon coating provides superior defense against rust and corrosion, surpassing traditional galvanized steel products. Their non-combustible nature and high strength ensure safety and longevity in a wide range of construction projects.

Superior Thermal Efficiency and Reflectivity

With a solar reflectance of up to 0.75, bare Galvalume sheets significantly reduce heat absorption, enhancing energy savings for buildings. The materials low heat transfer coefficient (U-value of 0.49 - 0.53 W/mK) makes it a preferred choice for roofing and cladding, keeping interiors cooler and optimizing overall thermal comfort even in hot climates.

Versatile Application and Customization

Designed for versatility, bare Galvalume sheets can be supplied in various thicknesses, widths (762 mm to 1250 mm), and lengths (up to 12,000 mm). They are easy to form, cut, and install, suitable for both roofing and wall cladding needs in industrial, warehousing, and commercial structures. Customers can choose between flat, plain, or corrugated patterns, ensuring adaptability to diverse architectural requirements.

FAQs of Bare Galvalume Sheets:

Q: How are Bare Galvalume Sheets manufactured?

A: Bare Galvalume Sheets are made using the hot-dipped process, where cold-rolled steel sheets are coated with an alloy comprising 55% aluminum, 43.5% zinc, and 1.5% silicon. This provides the sheets with enhanced corrosion resistance and strength.

Q: What are the main benefits of using Bare Galvalume Sheets in construction?

A: These sheets offer exceptional longevity, high strength-to-weight ratio, superior reflectivity, and excellent fire resistance. They are lightweight, easy to form, and significantly improve thermal comfort and energy efficiency in roofing and cladding applications.

Q: Where are Bare Galvalume Sheets commonly used?

A: They are widely utilized in industrial roofing, warehouse construction, commercial cladding, and shed fabrication. The sheets durability and resistance to harsh environments make them an ideal choice for both new builds and renovations.

Q: When should I choose Bare Galvalume Sheets instead of color-coated options?

A: Opt for bare (non-color coated) Galvalume Sheets if you require a cost-effective, corrosion-resistant solution without aesthetic color requirements, particularly for projects prioritizing thermal efficiency and longevity over decorative finishes.

Q: What thickness, width, and length options are available for these sheets?

A: Bare Galvalume Sheets are available in thicknesses from 0.30 mm to 1.50 mm, widths ranging from 762 mm to 1250 mm, and customizable lengths up to 12,000 mm to suit various project needs.

Q: How does the aluminum-zinc coating contribute to the service life of the sheets?

A: The 55% aluminum-zinc alloy provides robust resistance against atmospheric corrosion and oxidation, allowing the sheets to last up to 30 years in typical outdoor conditions, outperforming standard galvanized steel products.

Q: What processes are involved in forming or bending Bare Galvalume Sheets for installation?

A: Thanks to their excellent formability, these sheets can be roll formed, press bent, or slit as required, making them suitable for a wide variety of profiles and installation techniques in roofing and cladding.

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