Infrared Ceramic Glass for Cooktops and Heating Appliances

PRODUCT DETAILS

Product Overview

Infrared Ceramic Glass is a high-performance glass-ceramic material specifically engineered for infrared heating appliances, gas hobs, electric cooktops, hybrid cookers, and commercial heating equipment. Manufactured through a controlled crystallization process, it combines exceptional thermal stability, high infrared transmission, mechanical strength, and resistance to thermal shock.

Unlike ordinary tempered glass, infrared ceramic glass can withstand continuous exposure to extremely high temperatures while maintaining structural integrity and optical performance. Its smooth surface, elegant appearance, and outstanding durability make it an ideal solution for modern cooking and heating systems.


Product name

crystal glass for induction cooker/ ceramic glass induction cooktop /ceramic glass top for induction cooker /4mm glass for induction cooker/ceramic glass

Color

Black,white,clear,etc

Thickness

4mm,6mm

Density

Approx. 2.56 g / cm3

Modulus of Elasticity

Approx. 93 x 103 Mpa

Shape

Round,square,rectangle,etc

Size

590×520mm,730×430mm,900×520mm,also can custom other size

Advantages

Good mechanical properties, chemical corrosion resistance and strong thermal stability,etc

Characteristics

1.Great heat resistance performance,stable chemical property;
2.High light transmission

Bending Strength

Approx. 36 MPa,The bending strength testing is to be accomplished according to DIN EN 1288 part 5 (R45)

Thermal Characteristics

Coefficient of Mean Linear Expansion---α(20 - 700oC) (0 ± 0.5) x 10-7 /K

Resistance to Temperature Differences (RTD)

Resistance of the panel to temperature differences between heated zone and cold panel edge (room temperature). No cracking due to
thermal stress at Tes, max1<=760 degree C

Thermal Shock Resistance

Resistance of the panel to thermal shock when the hot panel (760 degree C) is quenched with cold water (20oC temperature). No
cracking due to thermal stress at Tes, max<=760 degree C

Screen printing

Complies with RoHS standards, normal ink available

Impact resistance

A steel ball (diameter 60mm, weight 188g) freefall from180mm height, striking the panel 10 times. No scratching or cracking

No. of Electric Burner

1,2,3,etc

No. of Gas Burner

1,2,3,etc

Type

Multiple Cooktops (Gas + Electric)

Installation

Built-in

Application

Commercial, Household

Power Source

Electric, Gas


What Is Infrared Ceramic Glass?

Infrared Ceramic Glass is a glass-ceramic material with an ultra-low thermal expansion coefficient. During production, the base glass undergoes a carefully controlled crystallization process that transforms its internal structure into a fine crystalline matrix.

This unique structure enables the material to tolerate rapid temperature changes and direct exposure to high heat without cracking or deformation.

Compared with conventional glass materials, infrared ceramic glass offers:

· Superior thermal shock resistance

· Excellent infrared transmission

· High mechanical strength

· Outstanding chemical stability

· Long service life under extreme temperatures

· Attractive modern appearance

These properties make it widely used in gas cooktops, infrared cookers, electric heaters, fireplaces, laboratory equipment, and industrial heating systems.


How Infrared Ceramic Glass Is Manufactured

The production of infrared ceramic glass involves multiple precision-controlled manufacturing stages.

1. Raw Material Preparation

High-purity silica, alumina, lithium compounds, and other specialized materials are selected and carefully mixed according to precise formulations.

2. Glass Melting

The batch materials are melted at high temperatures to form a homogeneous molten glass.

3. Forming Process

The molten glass is shaped into sheets of the required thickness and dimensions using advanced forming equipment.

4. Controlled Crystallization

The glass sheets undergo a carefully managed heat-treatment process known as ceramization. During this stage, microscopic crystals develop throughout the glass matrix.

5. Cutting and Processing

The glass-ceramic panels are cut, drilled, edged, and processed according to customer specifications.

6. Surface Decoration

Advanced screen-printing technology is applied using RoHS-compliant inks to create functional and decorative patterns for appliance applications.

7. Quality Inspection

Each panel undergoes comprehensive testing for:

· Dimensions and thickness tolerance

· Surface quality

· Thermal resistance

· Impact resistance

· Optical performance

· Mechanical strength

Only products meeting strict quality standards proceed to shipment.


How Infrared Ceramic Glass Works

Infrared ceramic glass functions as a heat-resistant transmission medium.

When infrared heating elements or gas burners generate heat, the ceramic glass allows infrared energy to pass through efficiently while maintaining its structural stability.

Its unique microcrystalline structure provides:

· Efficient heat transmission

· Uniform heat distribution

· Low thermal expansion

· Resistance to thermal stress

· Enhanced safety during operation

This combination allows cooking and heating systems to achieve high efficiency while maintaining an attractive and easy-to-clean surface.


Key Features & Benefits

Exceptional Heat Resistance

Designed to withstand temperatures up to 760°C without cracking or deformation.

Excellent Thermal Shock Resistance

Can endure rapid temperature changes, including sudden cooling with water, while maintaining structural integrity.

Ultra-Low Thermal Expansion

Coefficient of Mean Linear Expansion:

(0 ± 0.5) × 10⁻⁷ /K (20°C–700°C)

This minimizes thermal stress and improves durability.

High Mechanical Strength

Bending Strength:

Approximately 36 MPa

Tested according to DIN EN 1288 Part 5.

Superior Impact Resistance

Successfully withstands repeated impact testing using a steel ball without scratching or cracking.

Chemical Corrosion Resistance

Resistant to household chemicals, cleaning agents, moisture, and environmental contaminants.

Excellent Light and Infrared Transmission

Allows efficient transfer of infrared energy while maintaining a premium appearance.

Easy Maintenance

Smooth, non-porous surfaces simplify cleaning and long-term maintenance.

Flexible Design Options

Available in:

· Black

· White

Shapes:

· Round

· Square

· Rectangle

· Custom configurations

Thickness:

· 4 mm

· 6 mm


Applications

Infrared ceramic glass is widely used across residential, commercial, and industrial sectors, where its exceptional heat resistance, thermal stability, and infrared transmission properties provide reliable performance in demanding environments.

Household Appliances – Gas Cooktops

Gas cooktops are one of the most common applications for infrared ceramic glass. The material serves as a durable cooking surface that can withstand direct exposure to high temperatures generated by gas burners. Its excellent thermal shock resistance allows it to endure rapid heating and cooling cycles without cracking, while its smooth and elegant appearance enhances the overall design of modern kitchen appliances. In addition, the glass is easy to clean and maintains its appearance even after long-term use.

Commercial Equipment – Professional Kitchen Equipment

In professional kitchens, infrared ceramic glass is widely used in high-performance cooking appliances that operate continuously under intensive conditions. Its ability to tolerate frequent temperature fluctuations and heavy daily usage makes it an ideal choice for restaurants, hotels, and catering facilities. The material helps ensure operational reliability, reduces maintenance requirements, and supports efficient heat transfer for consistent cooking performance.

Industrial Applications – Industrial Heaters

Industrial heaters often require materials capable of withstanding prolonged exposure to elevated temperatures while maintaining dimensional stability. Infrared ceramic glass functions as a protective and heat-transmitting panel in various industrial heating systems. Its low thermal expansion coefficient minimizes thermal stress, while its mechanical strength and chemical resistance contribute to long service life in demanding manufacturing and processing environments.



Installation & Usage Guidelines

To ensure optimal performance and service life, the following installation recommendations should be followed:

Proper Support Structure

The glass panel should be installed on a stable and level frame to prevent uneven stress.

Avoid Edge Impact

Although highly durable, concentrated impacts on edges and corners should be avoided during handling and installation.

Use Suitable Sealing Materials

High-temperature-resistant gaskets and sealing materials are recommended.

Ensure Adequate Ventilation

Heating equipment should maintain proper airflow to optimize thermal performance.

Follow Appliance Design Specifications

Installation dimensions and mounting requirements should comply with equipment manufacturer recommendations.

Cleaning Recommendations

· Use soft cloths and non-abrasive cleaners.

· Avoid aggressive chemicals and sharp tools.

· Remove spills promptly after cooling.


Quality Assurance & Certifications

Quality is the foundation of our manufacturing process. Every infrared ceramic glass panel undergoes strict quality control procedures and comprehensive testing to ensure reliable performance, safety, and consistency for global appliance manufacturers.

Our infrared ceramic glass products comply with internationally recognized quality standards and certifications, including:

ISO 9001 Quality Management System

ISO 9001 is an internationally recognized quality management standard. It covers key aspects of our production and quality control processes to help ensure consistent product quality.

CE Certification

CE certification indicates that the product complies with applicable European Union requirements related to safety, health, and environmental protection.

SGS Verification

SGS is an independent testing and inspection organization. SGS verification confirms that products or manufacturing processes have been assessed according to relevant standards.

RoHS Compliance

RoHS compliance means that the product meets restrictions on certain hazardous substances, helping satisfy environmental and regulatory requirements in many markets.

SII Certification

SII certification confirms compliance with applicable safety and quality requirements in specific markets according to relevant standards and regulations.

Comprehensive Quality Testing

In addition to certification compliance, every production batch undergoes rigorous inspection and testing before shipment.

Thickness Accuracy Inspection

Each glass panel is measured using precision instruments to ensure thickness consistency and compliance with customer specifications. Accurate thickness is essential for proper installation, thermal performance, and product durability.

Surface Quality Inspection

Inspectors carefully examine the glass surface for scratches, bubbles, inclusions, edge defects, printing quality, and other visual imperfections. Only products meeting strict appearance standards are approved for delivery.

Thermal Performance Testing

Thermal resistance and heat stability tests verify the glass’s ability to withstand high operating temperatures and repeated heating cycles without deformation, cracking, or performance degradation.

Impact Resistance Testing

Mechanical impact tests evaluate the glass’s ability to resist accidental impacts during transportation, installation, and daily use. These tests help ensure product safety and long-term reliability.

Optical Characteristics Testing

Light transmission, infrared transmission, color consistency, and visual appearance are evaluated to ensure the glass meets functional and aesthetic requirements for heating and cooking applications.

Structural Integrity Inspection

Comprehensive inspections assess overall product strength, dimensional stability, edge quality, and resistance to thermal stress. This ensures that each panel maintains its structural performance throughout its service life.

Each production batch is tested and verified before delivery to ensure consistent product reliability, safety, and performance for customers worldwide.


Why Choose VATTI

Professional Manufacturing Experience

More than a decade of expertise in specialty glass manufacturing.

Reliable Product Quality

Strict quality management systems ensure stable product performance.

Global Export Experience

Products are trusted by customers in over 80 countries worldwide.

Technical Support

Professional teams provide assistance throughout product selection, development, and application.

Flexible Supply Capability

Support for both sample orders and large-volume production requirements.

Efficient Logistics Solutions

· Express delivery for samples and small orders

· Sea freight for bulk shipments

· Railway transportation options for selected regions

Long-Term Partnership Focus

We are committed to providing dependable products, consistent quality, and responsive customer service for appliance manufacturers and distributors worldwide.


FAQ

Is infrared ceramic glass suitable for gas cooktops?

Yes. It is widely used in gas, electric, and hybrid cooking appliances due to its excellent heat resistance and durability.

Can the glass be screen printed?

Yes. RoHS-compliant screen-printing solutions are available for decorative and functional appliance designs.

What thickness options are available?

Standard thicknesses include 4 mm and 6 mm.

Do You Support OEM, ODM, and OBM Services?

Yes. We provide comprehensive OEM, ODM, and OBM solutions to meet different business needs. OEM services allow production according to your specifications and branding requirements. ODM services include product design and development support based on your application needs. We also offer OBM cooperation for customers seeking ready-to-market products under established branding solutions.

How are orders shipped?

Samples and small orders are typically shipped via DHL, FedEx, TNT, EMS, or UPS. Bulk orders are generally transported by sea or railway according to customer requirements.



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