591613 Sempo Plastic Air Operated Diaphragm Pump

IMPA 591613 Sempo P‑4 air‑operated diaphragm pump with plastic body for lightweight, corrosion‑resistant industrial applications.

Air Operated Diaphragm Pump (Plastic) – Superior Chemical & Abrasion Resistance

The Air Operated Plastic Diaphragm Pump (1-1/2″ / 40 mm, IMPA 591613) is specifically designed for handling aggressive chemicals, acidic/caustic liquids, and abrasive fluids. Built with a polypropylene casing and PTFE (Teflon) diaphragms, balls, and valve seats, this pump provides exceptional resistance to chemical corrosion, abrasion, and high temperatures, ensuring long-lasting performance and reliability.

Key Features & Benefits:

✅ Polypropylene Casing – Lightweight, corrosion-resistant, and durable
✅ PTFE (Teflon) Diaphragm, Balls & Valve Seats – Ensures maximum resistance to aggressive fluids and high temperatures
✅ Compressed Air Operated – No electricity required, ensuring spark-free and explosion-proof operation
✅ Ideal for Abrasive & Corrosive Fluids – Handles acidic, caustic, and particle-laden liquids
✅ Long Flex Life – Designed for extended diaphragm durability and minimal wear
✅ Spare Diaphragm Available – Allows for quick replacement and minimal downtime
✅ Compact & Lightweight Design – Easy to install, operate, and maintain

Technical Specifications:

✔ Pump Size: 1-1/2″ (40 mm)
✔ IMPA Code: 591613

Ideal Applications:

✔ Chemical & Acidic Liquid Transfer – Safe handling of highly corrosive and reactive chemicals
✔ Abrasive Fluid Pumping – Effective for particle-laden and slurry-like liquids
✔ Marine & Industrial Processing – Reliable for shipboard, wastewater, and chemical industries
✔ Hazardous & Explosion-Prone Environments – Safe for spark-free operations in flammable areas

Built for exceptional chemical compatibility, efficiency, and durability, the Air Operated Plastic Diaphragm Pump (1-1/2″ / 40 mm) is a cost-effective and long-lasting solution for marine and industrial fluid handling applications.

📩 Contact us today for specifications, bulk orders, or spare parts availability!