Coil & Cable Heaters

Core Value: The 6mm Hot Runner Coil Heater is a high-performance heating element designed specifically for plastic injection molding nozzles and hot runner manifolds. Featuring a robust 6mm Cross-Section profile (Round or Square), it delivers superior thermal mass and durability compared to standard micro-coils, making it ideal for high-cavity molds and engineering resins. The integrated thermocouple options (Type J or K) ensure precise temperature control at the gate, preventing material degradation, stringing, or freezing. BACKED BY 30 YEARS MANUFACTURING EXPERIENCE and UNDERGOES MULTIPLE RIGOROUS QUALITY CHECKS for reliable, continuous industrial operation. ✓ Precision Profile: 6mm cross-section allows for high wattage density and robust fitment. ✓ Integrated Thermocouple: Built-in Type J or K sensors for accurate temperature monitoring. ✓ Fast Response: Low thermal inertia for rapid heat-up and cool-down cycles. ✓ Formable Design: Can be coiled or shaped to fit specific nozzle profiles. ✓ Moisture Resistant: Sealed transition head prevents contamination. ✓ High Temperature: Operates efficiently up to 650°C (1200°F). ✓ Reliable Quality: 30 YEARS MANUFACTURING EXPERIENCE ensures consistency. ✓ Quality Assured: UNDERGOES MULTIPLE RIGOROUS QUALITY CHECKS. ✓ Global Standards: CE, LVD, RoHS, ISO 9001 certified. Technical Specifications & Performance Data Parameter Standard Value Customizable Range Notes Heater Profile 6mm Round / 6x6mm Square Custom Profiles Fits standard 6mm grooves Inner Diameter (ID) 19mm – 100mm Custom Winding Based on nozzle diameter Power Rating 200W – 1500W High Watt Density ±5% Tolerance Voltage Rating 240V AC 120V / 24V / 48V 50/60Hz compatible Thermocouple Type J (Iron-Constantan) Type K (Ni-Cr-Ni) Grounded or Ungrounded Sheath Material Stainless Steel 304 Incoloy Corrosion resistant Lead Wire PTFE Insulated (1000mm) Fiberglass / Metal Braid Protected transition Max Temperature 650°C (Sheath) – High melting point resins Cold Zone Standard 30mm Custom Lengths Prevents terminal overheating Warranty 1 Year Standard Quality assured COMPREHENSIVE QUALITY ASSURANCE Industrial Applications & Solutions Injection Molding Nozzles: Critical heating for the final melt path. The 6mm profile provides sufficient power to maintain melt viscosity for engineering plastics like PEEK and Ultem. Hot Runner Manifolds: Used to heat distribution channels. The formable nature allows the heater to be routed into complex manifold grooves for uniform plate heating. Die Casting Machines: Nozzle heating for zinc and magnesium die casting. Robust sheath construction withstands mechanical shock and vibration. Medical Molding: Precision small-part molding (syringes, caps). Integrated thermocouples ensure the tight temperature windows required for medical-grade polymers. Packaging Industry: Thin-wall container molding. Fast thermal response helps reduce cycle times and improve production output. 3D Printer Nozzles: Large-scale industrial FDM printers. Provides consistent high heat for extruding high-temp thermoplastics. HT-Heater vs Standard Market Heaters Feature HT-Heater (Factory) Standard Market Your Advantage Winding Precision Computer Controlled Spacing Manual Winding Concentrated heat where needed Internal Insulation Compacted MgO Powder Loose Fill Superior heat transfer & life Transition Head Sealed & Moisture Proof Exposed / Weak Prevents short circuits Thermocouple Accuracy Calibrated ±1°C Generic Sensors Exact process control Profile Consistency Precision Swaging Irregular Size Perfect fit in nozzle grooves Manufacturing Experience 30 YEARS EXPERIENCE New factories Proven reliability Quality Assurance MULTIPLE RIGOROUS QUALITY CHECKS Random check only ZERO DEFECT DELIVERY Installation & Integration Guidelines Fitment: Ensure the nozzle surface or groove is clean and free of plastic residue. The heater must have tight contact with the nozzle to prevent air gaps (which cause heater failure). Winding: When installing a straight heater, wind it tightly around the nozzle. For pre-coiled units, slide them on carefully. Do not hammer the heater into place as this damages the internal insulation. Zoning: Concentrate coils at the tip and head of the nozzle where heat loss is greatest. Spread coils in the center. Electrical: Connect thermocouples observing correct polarity (Red is usually negative for Type J/K in some standards, check datasheet). Ground the system properly. Customer Success Stories Case 1: Automotive Parts Molder (Germany) Application: Bumper molding with glass-filled Nylon. Challenge: Frequent heater burnout due to vibration and high processing temperatures (300°C ). Solution: Heavy-duty 6mm Square Profile Coil Heaters with armored leads. Results: HEATER LIFE EXTENDED BY 6 MONTHS. “The robust 6mm profile handles the shock much better. HT-Heater UNDERGOES MULTIPLE RIGOROUS QUALITY CHECKS.” Case 2: Medical Device OEM (USA) Application: Multi-cavity hot runner system for syringe plungers. Challenge: Gate freezing causing short shots. Solution: Precision-wound coil heaters with integrated Type J thermocouples. Results: REJECT RATE DROPPED TO <0.1%. “30 YEARS MANUFACTURING EXPERIENCE is evident in the sensor accuracy. Perfect shot consistency.” Case 3: Electronics Connector Manufacturer (Japan) Application: High-speed molding of LCP connectors. Challenge: Need rapid thermal response for fast cycle times. Solution: 6mm Low-Mass Coil Heaters custom wound for their nozzles. Results: CYCLE TIME REDUCED BY 10%. “Excellent heat transfer. The sealed transition head also stopped our moisture issues.” Pricing & Procurement Options Standard Production: MOQ 10 pieces. BACKED BY 30 YEARS MANUFACTURING EXPERIENCE ensures consistent quality. Discounts for 50 units. Standard models in stock. Lead Times: Standard: 7-10 days production. Custom: 10-15 days. Samples: 5-7 days. Rush service available for urgent requirements. Global Logistics: Worldwide shipping via UPS, DHL, FedEx, EMS, TNT or the shipping agent as your request. Every shipment backed by 30 YEARS MANUFACTURING EXPERIENCE. Sample Orders: Available for testing. Contact sales for pricing. All samples UNDERGO MULTIPLE RIGOROUS QUALITY CHECKS. Global Certifications & Compliance CE Marking Conforms to European directives LVD Compliance Electrical safety requirements RoHS Compliant Environmentally safe materials ISO 9001 Rigorous quality control processes Quality Documentation: Certificate of Conformity and resistance test reports available. Every unit UNDERGOES MULTIPLE RIGOROUS QUALITY CHECKS before shipment. Comprehensive After-Sales Support Warranty: 1 Year Standard Warranty against manufacturing defects. Technical Support: Application engineering for nozzle sizing and winding patterns. Service Network: BACKED BY 30 YEARS MANUFACTURING EXPERIENCE. Global technical support available. Ready to Optimize Your Injection Molding? Next Steps: 📧 Request Custom Quote – Specify ID, length, and watts 🔧 Free Design Consultation – Hot runner heater sizing 📦 Order Test Samples – Verify precision fitment 📞 Contact Hot Runner Experts – Response within 2 hours Leading Manufacturer & Export of Industrial Heaters Providing A One Stop Solutions To All Industrial Heaters Needs SINCE 1990 Professional Heater Producer | Our Products Undergo Multiple Rigorous Quality Checks