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IR heating element

Quartz Heating Elements

High-Performance Infrared Heating Solutions for Industrial Processes
Fast Response. Precise Control. High Energy Efficiency

Global Manufacturers
Customized Solution

Description

Rapid, high-intensity infrared (IR) heat for industrial applications requiring fast response, precise temperature control, and efficient energy transfer.

These elements typically consist of a resistance heating wire enclosed within a quartz glass tube, where electrical energy is converted into heat and emitted primarily as Infrared radiation. 

Quartz heaters are widely used in industrial processes that require direct, non-contact heating, making them ideal for applications such as drying, curing, thermoforming, and surface heating.

 

At Isratherm Industrial Solutions, we supply quartz heating elements from leading global manufacturers, offering both standard configurations and fully customized solutions for industrial process optimization

Advantages

Ultra-Fast Heat-Up Time

Quartz elements reach operating temperature within seconds, significantly reducing startup time.

Rapid Cooling Response

Low thermal mass enables fast shutdown and process control.

High Energy Efficiency

Direct radiant heating reduces energy losses.

Precise Temperature Control

Ideal for processes requiring dynamic temperature adjustments.

Uniform Heat Distribution

Infrared radiation ensures consistent heating across surfaces.

Compact Design

High power density allows space-saving installation.

Technical Details

Heater Type
Quartz infrared element
Heating Principle
Radiant (infrared)
Wavelength Range
1.5 – 8 µm
Element Temperature
Up to ~1000–1100°C
Surface Temperature
Up to ~750°C+
Voltage
110V – 480V+
Power Density
Up to ~30–80 W/cm
Tube Material
Quartz glass (clear/opaque)
Heating Wire
Tungsten / FeCrAl/NiCr
Response Time
Seconds
Installation
Horizontal/vertical
Types of Quartz Heating Elements

Quartz Tube Heaters

Transparent or opaque quartz tubes●

High radiant output●

 

Quartz Infrared Lamps

Short-wave or medium-wave IR●

High intensity and focused heating●

 

Cassette Quartz Heaters

Modular design●

Easy replacement and maintenance●

 

Twin-Tube / Double Tube Elements

Higher power output●

Improved heat distribution●

 

Custom Quartz Assemblies

Designed for specific process requirements

 

Construction & Materials
  • Quartz heating elements are typically composed of:
    • Quartz glass tube (fused silica)
    • Resistance heating filament (tungsten/alloy)
    • Sealed internal atmosphere (inert gas or vacuum)
    • Electrical terminals

    Quartz glass is selected due to:

    High temperature resistance●

    Excellent infrared transmission●

    Thermal shock resistance

How Quartz Heating Elements Work

Heaters operate based on radiant Infrared heating:

  • Electric current passes through a resistance filament
  • The filament reaches high temperatures
  • Heat is emitted as infrared radiation through the quartz tube
  • The radiation directly heats the target material

 

Unlike conventional convection heating, quartz elements:

Transfer heat directly to the product●

Minimize heat loss to surrounding air●

Enable precise and localized heating●

Quartz heating operates in the infrared spectrum, typically in the range of ~1.5 to 8 microns, allowing efficient energy transfer to materials

Engineering Considerations

 

Target Material Absorption

Different materials absorb infrared energy differently.

 

Wavelength Selection

Short, medium, or long-wave IR must match application.

 

Distance to Target

Critical for heating efficiency and uniformity.

 

Watt Density

Must be optimized to prevent overheating.

 

Reflector Design

Improves energy direction and efficiency.

 

Process Control

PID or SCR systems for precise control

Performance Characteristics

Quartz heating elements are known for:

  • Operating temperatures up to ~750°C+ (standard IR) and higher depending on design 
  • Element temperatures reaching up to ~1000–1100°C in Industrial applications 
  • Fast heat-up (seconds) and cool-down (seconds to minutes
  • Medium-wave infrared emission for optimal process absorption

 

Their low thermal inertia makes them ideal for intermittent or cyclic processes, where frequent on/off operation is required

Customization Options

At Isratherm, we provide:

Custom power and voltage●

Tube types (clear/opaque)●

Wavelength optimization●

Reflector integration●

Multi-zone heating systems●

Complete heating modules

Why Choose Isratherm?
  • Supply from leading global manufacturers
  • Expertise in infrared and process heating
  • Application-based engineering approach
  • High-performance and reliable solutions
  • Full customization capability

FAQ

What is a quartz heating element?

An infrared heating element using a quartz tube to emit radiant heat.

What is the main advantage?

Fast response and high efficiency.

What industries use quartz heaters?

Plastics, packaging, food, electronics, and more.

What temperatures can Quartz reach?

Element temperatures up to ~1000°C+ depending on design.

Are they energy efficient?

Yes, due to direct radiant heating.

Can Quartz be customized?

Yes, widely adapted to specific processes.

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