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Tubular Heater

Tubular Heaters represent the pinnacle of versatile industrial heating technology, renowned for exceptional ruggedness, dependability, and comprehensive adaptability across diverse industrial heating applications. These sophisticated heating elements feature advanced construction utilizing precision-wound NiCr resistance coils accurately centered within robust metal sheaths and surrounded by high-purity magnesium oxide insulation to deliver superior heat transfer efficiency and electrical isolation.

Ultra-high temperature capability up to 980°C

Unlimited custom bendable shapes and configurations

Superior high watt density up to 65 W/in²

  • Unlimited versatile shapes and mounting configurations
  • Superior efficient three-mode heat transfer (conduction, convection, radiation)
  • Rapid heat-up characteristics with uniform temperature distribution
  • Exceptional corrosion and oxidation resistance in harsh environments
  • See all 14 features
Overview

Product Description

Tubular Heaters represent the pinnacle of versatile industrial heating technology, renowned for exceptional ruggedness, dependability, and comprehensive adaptability across diverse industrial heating applications. These sophisticated heating elements feature advanced construction utilizing precision-wound NiCr resistance coils accurately centered within robust metal sheaths and surrounded by high-purity magnesium oxide insulation to deliver superior heat transfer efficiency and electrical isolation. Engineering excellence encompasses variable diameter and bend radius capabilities enabling unlimited customized designs with adjustable watt densities optimized for specific performance requirements and extended operational life. Advanced tubular elements provide comprehensive heat transfer through simultaneous conduction, convection, and radiation modes, available in both single-ended and double-ended configurations to accommodate diverse installation and performance requirements. Single-ended tubular heaters feature both electrical terminals positioned at one end with the opposite end hermetically sealed, incorporating flexible silicone-fiberglass-sleeved lead wires crimped to precision terminal pins. These configurations achieve maximum watt densities up to 65 W/in² with operating temperatures reaching 980°C utilizing premium stainless steel or Incoloy sheath materials. Double-ended tubular heaters offer enhanced field-bendable capabilities, multiple resistor coil configurations, and integrated thermocouple options for comprehensive temperature monitoring and control. These advanced designs achieve similar high watt densities up to 65W/in² and temperatures up to 980°C through specialized Incoloy or stainless steel sheath construction optimized for demanding industrial applications. Comprehensive manufacturing capabilities include unlimited custom shapes, lengths up to 6.5 meters, precision-engineered mounting systems, and specialized termination options. Advanced applications encompass air heating in ovens and dryers, liquid immersion heating, plastic and rubber mold heating, food processing equipment, packaging machinery, hot runner systems, and medical sterilization equipment where reliable thermal performance and longevity are essential for operational success.
Why It Performs

Key Features

  • Unlimited versatile shapes and mounting configurations
  • Superior efficient three-mode heat transfer (conduction, convection, radiation)
  • Rapid heat-up characteristics with uniform temperature distribution
  • Exceptional corrosion and oxidation resistance in harsh environments
  • Extended service life with minimal maintenance requirements
  • Available in lengths up to 6.5 meters with custom configurations
  • Comprehensive range of watt densities and voltage options
  • Advanced sheath materials for specialized applications
  • Professional mounting systems and hardware options
  • Integration compatibility with modern control systems
  • Custom engineering and rapid prototyping capabilities
  • International certifications and global availability
  • Expert technical support and application assistance
  • Competitive pricing with superior performance value
Build Quality

Construction

  1. 01

    Precision Resistance Coil System

    High-performance NiCr alloy wire coil precisely centered within the sheath for consistent heating performance, optimal heat distribution, and extended operational life.

  2. 02

    Advanced Magnesium Oxide Insulation

    Ultra-high purity compacted MgO powder surrounding the resistance coil providing exceptional heat transfer characteristics and superior dielectric strength.

  3. 03

    High-Performance Protective Sheath

    Robust metal housing options including Copper, Steel, SS304/316, Incoloy, and Titanium selected for optimal protection, heat conduction, and environmental compatibility.

  4. 04

    Professional Terminal Head Assembly

    Enclosed weatherproof terminal head with precision ceramic terminal block ensuring secure electrical connections and comprehensive ingress protection.

  5. 05

    Custom Mounting and Support Systems

    Precision-engineered mounting brackets, clamps, and support systems designed for easy installation in any orientation with optimal heat transfer characteristics.

Technical Data

Specifications

Sheath Materials
SS304/316/316L/321, Incoloy 800/825, Inconel, Copper, Titanium
Maximum Watt Density
Up to 65 W/in² (10 W/cm²) application optimized
Maximum Sheath Length
Up to 6.5 meters (custom lengths available)
Standard Diameter Options
6mm, 8mm, 11mm, 12.5mm, 13.7mm, 14.5mm, 16mm, 18mm
Operating Temperature
Up to 980°C (1796°F) continuous operation
Voltage Range
110V to 480V AC (single and three-phase)
Power Range
100W to 50+ kW (configuration dependent)
Insulation Type
High-purity compacted MgO (Magnesium Oxide)
Element Configuration
Single-ended and double-ended termination options
Custom Mounting
Brackets, clamps, threaded, flanged assemblies
Termination Options
Lead wire, terminal block, threaded stud, custom
End Seal Options
Teflon, Silicone Rubber, Epoxy, Ceramic Cement
Bend Radius Capability
Minimum 3x diameter (custom bending available)
Quality Standards
International specifications with comprehensive testing
Where It's Used

Applications

  • Industrial air heating in ovens, dryers, and furnaces
  • Liquid immersion heating for tanks and process baths
  • Plastic and rubber mold heating for injection molding
  • Food processing and commercial cooking equipment
  • Packaging and heat sealing machinery
  • Hot runner systems and manifold heating
  • HVAC dehumidifiers and air handling coils
  • Medical sterilizers and autoclave systems
  • Chemical processing and reaction vessel heating
  • Pharmaceutical manufacturing and validation equipment
  • Laboratory and research instrumentation heating
  • Textile processing and industrial drying systems
  • Automotive component testing and conditioning
  • Marine and offshore platform heating systems
Questions

Frequently Asked Questions

A Tubular Heater is a sophisticated metal-sheathed electrically powered heating element engineered for heating air, liquids, solids, and gases across diverse industrial and commercial applications. Advanced construction features precision resistance coils within protective metal sheaths with MgO insulation providing exceptional heat transfer efficiency, mechanical durability, and operational reliability in demanding industrial environments.

Worldwide Supply

Available In

We manufacture the Tubular Heater in India and export it to 20 countries. Choose yours for local supply details.

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