Pentane Capable Metering Machines

Polyurethane (PU) Foaming with Pentane:

Pioneering Sustainable Manufacturing with Advanced Technical Precision

Polyurethane (PU) foaming with pentane involves the use of pentane as a blowing agent in the production of polyurethane foam. The blowing agent is a crucial component in the manufacturing process of polyurethane foam, as it creates the cellular structure by forming bubbles within the polymer matrix. Pentane, specifically n-pentane or isopentane, is a hydrocarbon with low boiling points and excellent foaming properties, making it suitable for this application.

Here are some key aspects of PU foaming with pentane:

Pentane is chosen as a blowing agent due to its low boiling point, which allows it to vaporize quickly and expand the polyurethane material, forming the desired a closed-cell foam structure. Closed-cell foams have cells that are not interconnected, providing insulation properties and strength.

The mention of "ecological blowing agents (HC)" suggests a focus on more environmentally friendly options. Hydrocarbons, including pentane, are part of the broader trend in the industry towards using more sustainable and environmentally friendly materials. Using hydrocarbons as blowing agents aligns with efforts to reduce the environmental impact of manufacturing processes. Pentane is considered more environmentally friendly than certain other blowing agents, like chlorofluorocarbons (CFCs) and hydrochlorofluorocarbons (HCFCs), which have ozone-depleting potential.

The ULTRAMIX P foaming machine is specifically designed to accommodate the use of hydrocarbons like pentane. Features such as forced ventilation, continuous monitoring, and safety certifications are incorporated to ensure safe and efficient foaming with these substances.

The ability to manage multiple mixing heads, handle various recipes, and integrate with existing plants demonstrates flexibility in production, allowing for customization based on specific application needs.

Mixing Unit for Hydrocarbons and Polyol:

• Static Mixer:
  • Utilizes a static mixer for achieving a homogenous blend.
• ECOMIX Device:
  • Automatic system ensuring a constant ratio between Polyol and ecological blowing agents (HC).
  • High accuracy control systems for quantity selection.
• Dosing Pump:
  • High-efficiency dosing pump for pure Polyol with variable speed motor through a frequency converter.
• Safety Measures:
  • Safety pressure gauge at Polyol dosing pump feeding.
  • Continuous monitoring of the blend via analog PLC control.
  • Safety pressure gauge at HC blowing agent metering pump feeding point.
• Control Systems:
  • PLC Siemens S7-1200 series for data processing.
  • HMI type Siemens KTP 700 series for settings and alarm visualization.
  • Frequency converters for POLYOL and HC Blowing agent pump motors.
  • Ethernet connection for production data facility.

This comprehensive system appears to prioritize efficiency, safety, and environmental responsibility in the polyurethane foaming process. It's equipped with advanced control systems for precise monitoring and management of various components, contributing to sustainable development by using hydrocarbons as blowing agents.