1. Silicone Gas Cylinder Heater (Pressure Maintenance)
Hongtai Silicone Gas Cylinder Heaters are the industry standard for maintaining optimal cylinder pressure and preventing “freeze-off” during high-flow applications. As gas is expelled from a cylinder, the pressure drops and the tank cools rapidly; our heaters counteract this physics to ensure consistent flow rates and maximum gas utilization.
Engineered for versatility, this silicone rubber heater for gas cylinder applications fits a wide range of tank geometries. This includes standard fat propane tanks (LPG) and the tall, thin high-pressure cylinders (K-Type/T-Type) commonly used in medical oxygen delivery, semiconductor welding (Argon), and laboratory settings.
2. Key Technical Features
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Automatic Climate Control: Features a built-in thermostat that maintains a specific efficiency window. It activates when the cylinder drops below 90°F (32°C) and automatically cuts off at 120°F (49°C) to prevent overheating.
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Universal Fit: Flexible silicone construction allows the heater to wrap snugly around standard 20lb/40lb tanks as well as tall, narrow medical/industrial bottles (Diameter 8″-10″).
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Heavy-Duty Construction: Multi-strand resistance wire vulcanized between rugged fiberglass-reinforced silicone layers.
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Mounting System: Heavy-duty spring tensioners or Velcro straps ensure tight thermal contact, even on vertical surfaces.
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Efficiency: A single 500W Silicone Rubber Gas Cylinder Heater can save up to 30% of gas that would otherwise remain unusable in a cold cylinder.
3. Technical Specifications & Sizes
We offer standard sizes to fit common industrial gas vessels. (Note: Please verify the dimensions below match your “Figure 3” specifically).
| Cylinder Type | Heater Dimensions (W x L) | Voltage | Power | Fits Diameter |
| Standard Propane (20-40lb) | 150mm x 1120mm | 120V / 230V | 300W | Approx 12″ |
| Industrial / Medical (K-Size) | 200mm x 900mm (Tall/Thin) | 120V / 230V | 500W | 9″ – 10″ (230mm) |
| Large Industrial (100lb+) | 250mm x 1740mm | 230V | 1000W | 15″ – 18″ |
| Thermostat Range | ON: 90°F (32°C) / OFF: 120°F (49°C) | – | – | – |
| Power Cord | 6ft (1.8m) with Plug | – | – | – |
4. Industrial & Medical Applications
This Silicone Gas Cylinder Heater is essential for any process where consistent gas pressure is critical:
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Medical Facilities: Heating Nitrous Oxide and Oxygen cylinders to prevent regulator freeze-up in high-demand surgical environments.
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Semiconductor: Maintaining vapor pressure for SF6 (Sulfur Hexafluoride) and BCl3 in etching processes.
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Welding & Fabrication: Ensuring CO2 and Argon flow remains stable to prevent weld porosity.
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Utilities: Vaporizing SF6 in high-voltage circuit breakers.
5. Why Temperature Control Matters?
Without heat, drawing gas rapidly from a cylinder causes the remaining liquid to cool (The Joule-Thomson Effect).
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The Problem: The cylinder gets cold, pressure drops, and you lose flow rate. You often have to switch tanks while 15-20% of the product remains inside (wasted money).
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The Solution: Our heater keeps the cylinder in the “Sweet Spot” (90°F – 120°F). This maintains constant internal pressure, allowing you to empty the cylinder completely and maintain process speed.
6. FAQ
Q: Is it safe to heat a gas cylinder?
A: Yes, provided the temperature is controlled. Our heaters have a hard limit cut-off at 120°F (49°C). Most industrial gases (Propane, Oxygen, CO2) are safe at these temperatures. Always consult the MSDS of your specific gas.
Q: Will this fit a “K-Size” Oxygen bottle?
A: Yes. Our “Tall/Thin” model is specifically designed for the standard 9-inch diameter high-pressure bottles used in medical and welding sectors. The spring attachment allows for slight diameter variations.
Q: Can I leave it plugged in overnight?
A: Yes. The built-in thermostat operates autonomously. It will cycle on and off only as needed to maintain the set temperature range, making it safe for continuous operation.
Need to improve gas utilization?
View our Gas Heater Sizing Chart or Contact Us for a quote on bulk orders.
