Corrosion Resistant PTFE Coated Heating Tube High Toughness Pressure Resistant Heater for Acid Alkali Tank PCB Circuit Board Electroplating Heating

This integrally extruded & clad PTFE heating tube features favorable bendability of outer PTFE layer, which can be wound and arranged freely inside equipment without tube cracking failure. The compact integrated structure strengthens overall compression capacity for long-term service in sealed pressurized tanks. With stable chemical inertness, PTFE shell isolates erosion from strongly corrosive media and avoids liquid contamination from precipitates during heating process. Optimized internal heating layout provides smooth and balanced heat output with minor temperature fluctuation. Custom production on mounting ways, power and sizes is available to meet constant heating needs of various corrosive systems.

Core Structural Advantages

1. Flexible assembly performance: Compared with traditional rigid metal heating tubes, the soft PTFE outer layer allows installation in narrow tanks and bent pipelines without reconstructing original equipment, saving much time during field layout.

2. High-pressure sealing protection: Hot extrusion integral molding leaves no splicing gaps. The tube wall resists bulges and damage under high pressure, isolating heating cores from corrosive liquid and eliminating potential safety hazards like electric leakage and pipe damage.

3. Extended anti-corrosion service life: Chemically stable PTFE resists perforation even in long-term immersion of high-corrosion chemicals, cutting tube replacement frequency as well as factory costs on spare parts purchase and shutdown maintenance.

4. Accurate constant temperature control: Distributed heating wires diffuse heat evenly to balance liquid temperature inside tanks, stabilizing key process indicators such as coating thickness, etching precision and component cleanliness, and raising finished product yield.

Application Scope & Custom Service

It is widely used in constant heating of corrosive liquid: heating of PCB process chemicals, temperature control of aluminum anodizing baths, heat supply for semiconductor component cleaning tanks, constant-temperature preparation of biomedical raw materials, heating of food antiseptic additives, heat supply for chemical vessels, constant temperature system for laboratory corrosive reagents, heating for metal pickling & passivation, heating of neutralizer for wastewater treatment.

We provide exclusive customization based on tank depth, supply voltage, rated power as well as hanging and flange installation modes. Supporting buckles and fixing brackets are supplied to perfectly match customers’ existing equipment.