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Graco 15M510 PTFE Diaphragm

The Graco 15M510 Diaphragm PTFE is a chemically resistant pump diaphragm built for demanding coating and fluid‑handling applications.

  • PTFE pump diaphragm
  • Resists solvents, acids and coatings
  • OEM replacement part
  • Ensures leak‑free pump operation

$553.76
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Graco 15M510 Diaphragm PTFE

Compatible Machines

  • Graco high‑pressure coating pumps using PTFE diaphragms
  • Spray systems handling aggressive fluids or high cycles

Key Features

Feature Description
PTFE Material Provides excellent chemical compatibility and long service life.
OEM Fit Exact dimensions ensure proper sealing and pump performance.
High Cycle Durability Built to withstand repeated flexing and pump strokes.
Leak Prevention Maintains pressure integrity and reduces maintenance downtime.

Installation & Usage Tips

  • Depressurise pump and drain fluid before replacing diaphragm.
  • Inspect piston surfaces and seals for scoring or wear prior to installation.
  • Install diaphragm adhering to orientation marks or manual instructions.
  • After installation, operate the pump at low speed and check for any leaks or abnormal behaviour.

Frequently Asked Questions

PTFE diaphragm is compatible with both solvent‑based and water‑based coatings, acids, and many aggressive fluids; always confirm specific fluid compatibility.

Replace when you observe leakage, reduced pump performance, or after a heavy cycle count as per machine service interval.

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