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blacoh diaphragm seals

Diaphragm-Seals

Blacoh's Diaphragm Seals protect and isolate system instrumentation from hazardous and corrosive process fluids. These diaphragm seals accurately transfer process pressure without direct contact with process fluids. They prevent surges and clogging and protect gauges from freezing. The Sentinel Diaphragm Seals are unconditionally guaranteed for life not to fail or they will be replaced with no cost. 

Diaphragm Seal Specifications

  • Pressure range: up to 1000 psi (68.9 bar)
  • Guage accuracy of +2% or better full detection
  • FNPT, BSP, Socket Weld, Flange & Tri-Clamp inlets up to 0.75"
  • NSF/ ANSI 61 available on select models
  • Available with or without a guage
  • Custom models available

Diaphragm Seal Features

  • Protects gauges and system instrumentation from process fluid contamination or corrosion
  • Prevents erratic pressure surges and clogging
  • Protects gauges from freezing and slurries
  • Ensures accuracy and reliability of pressure instrumentation when working with corrosive or solid-laden fluids
  • Various gauge options and materials available

Plastic Units Dimensions

Plastic_Units_Diaphragm_Seals

Housing:

CPVC, PVC, Polypropylene, PVDF

Diaphragm:

EPDM, PTFE, Viton

Inlet Size:

Up to 0.75"

Metal Units Dimensions

Metal_Units_Diaphragm_Seals

Housing:

316L Stainless Steel, Alloy 20

Diaphragm:

EPDM, PTFE, Viton

Inlet Size:

Up to 0.50"