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Gland Packings

Ammonia Packing

Ammonia packing is also known as cotton duck packing.It is a special purpose gland packing which comprises of canvas cloth sandwiched between high temperature rubber strips.This type of gland packing find its application specifically in ice making factories.The sizes avilable in this type of packing are 3mm to 8mm.

  • Specially formulated to resist ammonia (NH3) attack
  • Stays elastic across refrigeration temperature swings, -40°C to 200°C
  • Purpose-built for ammonia compressor and valve shaft sealing
  • Holds a tight seal under continuous cold-plant cycling
  • Supplied as a continuous coil, cut to gland size
Download Datasheet (PDF)

Overview

Ammonia Packing is a specially formulated gland packing for sealing the shafts of ammonia compressors and refrigeration equipment. It resists ammonia attack and stays elastic across refrigeration temperature swings.

It is designed for service from around -40°C up to about 200°C, holding a tight, reliable seal on reciprocating and rotary ammonia compressors.

Specifications

MaterialAmmonia-resistant fibre/PTFE
Temperature Range-40°C to 200°C
MediaAmmonia (NH3) refrigerant
ServiceCompressor shaft sealing
FormContinuous coil, cut to length

Applications

Ammonia compressors
Refrigeration systems
Ammonia line valves
Cold-storage plant
Ice & chilling plants

Industries Served

Commonly specified across:

Cold Storage Food & Beverage Dairy Ice Plants Chemical Plants

Frequently Asked Questions

What is Ammonia Packing used for?

It seals the shafts of ammonia compressors and valves in refrigeration and cold-storage plants.

What temperature range does Ammonia Packing cover?

It is formulated for refrigeration duty from around -40°C up to about 200°C.

Why not use ordinary packing on ammonia compressors?

Ammonia attacks many ordinary yarns; this grade is specially formulated to resist it and stay elastic in the cold.

Download the Ammonia Packing Datasheet

Full specifications, applications and industries served — in one PDF for your records or to share with your team.

Download PDF

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