The Samoa 1" AODD Pump, model DF100, with materials PP-PTFE-PTFE-PVDF, is a highly durable air-operated double diaphragm pump designed for diverse industrial applications. Below are its key specifications and features:

Key Features:

1. Versatile Applications:

   • Designed for dosing, spraying, transferring, evacuating, and spreading fluids.
   • Ideal for medium flow rate applications across various industries.

2. Material Construction:

   • Wetted Parts: Built with a combination of:
     • PP (Polypropylene): Provides lightweight durability and resistance to many chemicals.
     • PTFE (Polytetrafluoroethylene): Offers excellent chemical and thermal resistance for internal seals and diaphragms.
     • PVDF (Polyvinylidene Fluoride): Ensures high chemical resistance to aggressive and corrosive fluids.
   • Air motor components, including the directional air valve and air chamber covers, are also made from polypropylene.

3. Chemical Compatibility:

   • Compatible with strong acids (including some at elevated temperatures) and alkalis.
   • Not recommended for highly potent alkalis or concentrated nitric acid due to potential material limitations.

4. Safety and Certification:

   • Certified to ATEX standards (Ex II2 GD IIB/IIC 95 °C) for use in explosive atmospheres.
   • Fully groundable to eliminate static buildup, ensuring operational safety in hazardous environments.

5. Durability and Reliability:

   • Engineered to perform in corrosive environments and handle hostile fluids effectively, ensuring a long operational life.

Applications:

• Chemical Processing: For handling aggressive chemicals in a safe and efficient manner.
• Water Treatment: Ideal for dosing and transferring water treatment chemicals.
• Industrial Coatings: Suitable for spraying and transferring coatings, paints, or adhesives.
• Agriculture: Useful for spreading or transferring agricultural fluids.

This model offers a balance of chemical resistance, operational safety, and versatile application, making it a reliable choice for industries requiring medium-capacity fluid handling solutions in challenging environments.