Injection Quills

Injection Quills are precision-engineered devices designed to deliver chemicals, additives, or corrosion inhibitors directly into the center of a process stream. These quills ensure effective mixing and dispersion, enhancing process efficiency and protecting critical equipment. Our injection quills are available in various types, including flanged, threaded, retractable, and non-retractable designs, to meet diverse industrial requirements. Crafted from high-quality materials, our injection quills provide robust performance and long-term durability in the most demanding environments.

The Injection Quill from IPS Automation is an industrial instrumentation accessory designed to introduce chemicals, additives, inhibitors or treatment fluids into the centre of a process pipeline. By extending the injection point into the main flow stream, the quill supports chemical dispersion and helps reduce concentrated chemical exposure at the pipe wall. Applications include water treatment, oil and gas, boiler systems, cooling water and industrial process dosing.

Injection Quill Selection in India

IPS Automation supports injection quill enquiries across India. Selection should consider pipe size, process fluid, pressure, temperature, injected chemical, dosing rate, injection pressure, required insertion length, connection size and material compatibility. Fixed, removable or retractable arrangements can be reviewed according to the operating and maintenance procedure.

Information Required for a Quotation

Please provide the pipe size and schedule, process pressure and temperature, process fluid, injected chemical, dosing rate, injection pressure, connection details, preferred material, insertion length and documentation requirements. Complete data helps the technical team review a suitable configuration.

Common Applications

Injection quills can be used for corrosion inhibitor injection, antiscalant dosing, disinfectant dosing, pH correction, boiler and cooling water treatment, and other controlled chemical addition duties. Material selection must be confirmed against both the process fluid and injected chemical.

Frequently Asked Questions

Why is an injection quill used? It places the injection point within the flowing stream to support distribution and reduce concentrated chemical contact at the pipe wall.

What is the difference between fixed and retractable designs? A fixed quill is normally removed during shutdown. A retractable arrangement is selected where the approved isolation and retrieval procedure requires insertion or withdrawal under defined conditions.

Contact IPS Automation with the operating data to request a technical review and quotation in India.

Body Material Options
Carbon Steel, Cast Iron, SS304, SS316, SS316L, Alloy Steel or customized material
Category
Manufacturing / Flow Measurement Solutions
Check Valve Option
Available with or without integrated check valve
Design Type
Straight, Reduced Tip, Partial Taper, Full Taper
Documentation
Material test certificates and inspection reports available on request
End Connection
Flanged, Screwed / Threaded, Socket Weld, Butt Weld or customized
Injection Point
Center of pipeline flow stream
Installation
Pipeline, Tank & Vessel Mounting
Nozzle / Tip Type
Open-end, angled cut, spray nozzle, or customized injection tip
Optional Features
Drain connection, vent connection, differential pressure tapping, quick-opening cover
Pressure Rating
ANSI / ASME class rating as per application
Process Connection
¾” NPT Thread
Quill / Stinger Material
Stainless steel, PVC, PVDF, Hastelloy, or customized material
Suitable Media
Liquids, gases, and steam
Temperature Rating
As per material and process condition
Testing
100% Factory Pressure Tested

4.-Injection-Quill.pdf

PDF, 2 MB

Backflow Prevention

Models with integrated check valves or non-return valves help prevent process fluid from entering the chemical feed line, improving system safety and reliability.

Custom Engineered Solution

Can be manufactured according to specific line size, pressure rating, material grade, bore size, and process conditions.

Improved Dosing Efficiency

Accurate chemical placement improves contact effectiveness, reduces chemical wastage, and supports more consistent treatment performance in process systems.

Protects Pipeline Walls

By preventing concentrated chemicals from flowing along the pipe wall, injection quills help reduce localized corrosion, chemical attack, and premature pipeline degradation.

Suitable for Corrosive Chemicals

Available in stainless steel, PVC, PVDF, Hastelloy, and other compatible materials, injection quills can be selected for aggressive chemical dosing applications.

Uniform Chemical Dispersion

Injection quills deliver chemicals into the center of the pipeline, helping achieve better dispersion and more effective mixing with the process fluid.

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