- PU Tube offers superior flexibility, excellent abrasion resistance, and reliable pressure performance for dynamic pneumatic applications.
- PVC Tube is lightweight, highly transparent, and ideal for low-pressure fluid transfer, water delivery, and food-grade applications
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| Technical Property | Polyether PU Tube (LCTU Series) | Food-Grade PVC Hose (LCPV Series) |
| Primary Fluid Compatibility | Air, Water | Air, Water, General-purpose non-corrosive liquids |
| Material Compliance | High mechanical integrity, UV & hydrolysis resistant | Compliance with food-grade requirements, lightweight |
| Hardness / Structure | 95A ~ 98A (High density, rigid elasticity) | Good softness, high transparency |
| Working Temperature (Air) | -40°C~+70°C | -20°C~+60°C |
| Working Temperature (Water) | 0°C~+40°C | -20°C~+60°C |
PU Tube or PVC Tube Which Is Better for Your Application?
To determine whether a polyurethane Tubing PU Hose or a PVC Hose is the better choice for your industrial system, you must evaluate three core operational factors
- Working Pressure: A premium pu hose serves as a high-pressure polyurethane air hose or pneumatic polyurethane tubing handling air up to 0.8 MPa. Conversely, a flexible pvc hose is a low-pressure plastic hose for general fluid transfer.
- Mechanical Movement Frequency: For high-frequency motion in robotic arms or dynamic industrial hoses, polyurethane tubing is mandatory due to its flex fatigue resistance. PVC options lack elastic memory and suit static layouts.
- Type of Fluid Transferred: A flexible pvc hose fits standard fluid routing. For strict compliance with edible fluids or moisture, our certified food-grade PE and polyether pneumatic hose formulations function as a safe drinking water hose or certified food safe hoses.
1.When is a PU Hose Better for Your Application?
- Robotic arms, robotic systems, and pneumatic transmission systems undergoing millions of flex cycles.
- Pneumatic Devices: High-pressure connection (up to 0.8 MPa) for pneumatic valves, pneumatic tools, pneumatic sensors, and pneumatic cylinders.
- Automation Assembly: Reliable piping for automated assembly lines, automated fixtures, automated inspection equipment, and packaging machinery.
- System Component Routing: Secure routing for pneumatic systems Tubing, pneumatic clamps, pneumatic feeding systems, and pneumatic filters and regulators
- Extreme Environments: Severe applications including pneumatic cooling systems, rapid mold change systems, and high-integrity pneumatic spraying systems.
2. When is a PVC Hose Better for Your Application?
- Food, Beverage Chemical Delivery: When transferring air, water, or general-purpose non-corrosive liquids that require strict food-grade compliance and certification.
- Visual Flow Monitoring: The high optical transparency of a clear PVC plastic hose allows operators to easily check for air bubbles, fluid alignment, or blockages inside the line.
4. Frequently Asked Questions
Is PU tube more durable than PVC as a pneumatic hose?
Yes. A polyurethane air hose has higher tensile strength, tear resistance, and abrasion resistance than a flexible pvc hose for industrial hoses setups. Standard vinyl alternatives will quickly kink, harden, or crack under constant mechanical flexing.
Can a PVC hose replace a polyurethane tubing setup?
PU tube and PVC Tube have different performance limits. Replacing polyurethane PU Air Hose with polyvinyl chloride PVC hose can reduce costs or provide higher transparency, but it is only suitable under specific operating conditions.
Can polyurethane air hose setups be used for water delivery instead of PVC?
Yes. Our specially developed polyether based LCTU Series polyurethane air hose offers excellent hydrolysis resistance. It ensures the polyurethane tube will not suffer performance degradation hydrolysis or material deterioration even during long term exposure to humid environments or continuous water immersion.
To verify compatibility with your temperature and pressure requirements
