High-density cartridge heaters designed for rapid heating, high temperatures, compact spaces and precision performance.
Packing heaters manufactured for packaging machinery, sealing systems, consistent heating performance and reliable operation.
Low-density cartridge heaters engineered for gentle heating, uniform temperature distribution and extended heater lifespan and reliable.
We are an industrial cartridge heater manufacturer supplying high-precision cartridge heaters for injection molding, packaging, extrusion, and sealing machines. Our heaters are designed for OEMs and machine manufacturers across India, delivering stable, uniform, and long-lasting heating solutions for continuous industrial operations.
Injection Molding Machines:
Our cartridge heaters for injection molding machines are installed in mold plates and hot runner systems to provide accurate and consistent temperature control, ensuring high-quality part production and repeatable performance
Packaging & Sealing Machines:
In packaging and sealing machines, our cartridge heaters are fitted in sealing jaws and heating blocks for reliable and uniform pouch sealing, reducing downtime and improving production efficiency.
Cartridge heater for injection molding machine
Cartridge heater for packing machine
Cartridge heater for plastic extrusion machine
Cartridge heater for sealing machine
Cartridge heater for hot runner system
Cartridge heater for die casting machine
Explore our full range of heaters including Cartridge Heater, Packing Machine Heater, Bobbin Heater, Oil Immersion Heater, Tubular Heater, Mica Band Heater, Strip Heater, and Ceramic Band Heater for complete industrial heating solutions.
SS 304 / SS 316 sheath
High purity MgO insulation
Operating temperature up to 800°C
Custom diameter, length & watt density
Benefit: Accurate Temperature Control & Compact Design
Cartridge heaters are designed to deliver high-density, precise heating in a compact form. These heaters are widely used in packaging machines, plastic molding, dies, tools, and automation equipment. Due to their uniform heat distribution and fast response time, cartridge heaters improve machine efficiency, reduce downtime, and ensure long service life, making them ideal for OEMs and machine manufacturers.
High watt density cartridge heaters with tight tolerance are ideal for injection molding machines.
Yes, we manufacture cartridge heaters specially designed for packing and sealing machines.
Kol-Heater is a trusted industrial heater manufacturer, delivering high-quality heating solutions to OEMs, machine manufacturers, and industrial units across India. Based in Kolkata, our manufacturing unit produces reliable, long-lasting heaters designed for demanding industrial applications. Our products ensure consistent performance and durability, meeting the needs of industrial customers nationwide.
+91 9038960476 +91 9836994384
heaterskolkata@gmail.com
309 Rabindra Sarani Kolkata-700006
