HMA Group

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HMA Group The HMA Group of Companies manufactures, sells and services a wide range of capital plant equipment to a diverse range of industries.

This includes mining, processing, materials handling, water management, power generation, and oil and gas. We can provide state of the art industrial equipment and also offer customers sound advice, consultation and technical backup. With a team of qualified engineers with extensive product training and experience. We can offer a complete service, from equipment selection, through to installation, commissioning and maintenance. With offices and service facilities located around Australia, New Zealand, South Africa & Indonesia. We are ready to assist you from the project inception stage, right through contract engineering to installation, commissioning and full maintenance support. As we recognise industry works 24/7, so do we. We are on call to promptly supply essential parts from our local stock and provide technical back up to ensure maximum availability and efficient operation of customer's equipment. HMA Group Companies include:
- HMA Halley & Mellowes
- HMA Greenbank

- HMA Ceramatech
- HMA Diamond Power
- HMA POGC
- HMA Valveco
- HMA Techniplan
- HMA Measurement Resources
- HMA Geotechnical Systems Australia

15/10/2026

Where Proven Performance Meets Real Results.

This success story highlights how HMA cyclones have helped customers extend wear life, reduce maintenance, and improve plant performance in challenging operating conditions.

See what's possible at the Mill Operators Conference 2026, Booth #126.











๐—ฆ๐—ฎ๐—ณ๐—ฒ๐—ฟ ๐—ช๐—ฎ๐˜€๐˜๐—ฒ๐˜„๐—ฎ๐˜๐—ฒ๐—ฟ ๐—ง๐—ฟ๐—ฒ๐—ฎ๐˜๐—บ๐—ฒ๐—ป๐˜ ๐—ฆ๐˜๐—ฎ๐—ฟ๐˜๐˜€ ๐˜„๐—ถ๐˜๐—ต ๐—š๐—ฎ๐˜€ ๐——๐—ฒ๐˜๐—ฒ๐—ฐ๐˜๐—ถ๐—ผ๐—ป.Wastewater treatment involves more than treating water. Different s...
15/10/2026

๐—ฆ๐—ฎ๐—ณ๐—ฒ๐—ฟ ๐—ช๐—ฎ๐˜€๐˜๐—ฒ๐˜„๐—ฎ๐˜๐—ฒ๐—ฟ ๐—ง๐—ฟ๐—ฒ๐—ฎ๐˜๐—บ๐—ฒ๐—ป๐˜ ๐—ฆ๐˜๐—ฎ๐—ฟ๐˜๐˜€ ๐˜„๐—ถ๐˜๐—ต ๐—š๐—ฎ๐˜€ ๐——๐—ฒ๐˜๐—ฒ๐—ฐ๐˜๐—ถ๐—ผ๐—ป.

Wastewater treatment involves more than treating water. Different stages of the process can also involve potentially hazardous gases such as ๐—บ๐—ฒ๐˜๐—ต๐—ฎ๐—ป๐—ฒ, ๐—ต๐˜†๐—ฑ๐—ฟ๐—ผ๐—ด๐—ฒ๐—ป ๐˜€๐˜‚๐—น๐—ณ๐—ถ๐—ฑ๐—ฒ, ๐—ฐ๐—ต๐—น๐—ผ๐—ฟ๐—ถ๐—ป๐—ฒ, ๐—ผ๐˜…๐˜†๐—ด๐—ฒ๐—ป, ๐—ฎ๐—บ๐—บ๐—ผ๐—ป๐—ถ๐—ฎ ๐—ฎ๐—ป๐—ฑ ๐—ฐ๐—ฎ๐—ฟ๐—ฏ๐—ผ๐—ป ๐—ฑ๐—ถ๐—ผ๐˜…๐—ถ๐—ฑ๐—ฒ.

HMA supports municipal and industrial wastewater treatment applications with RC Systems gas detection solutions designed to monitor different gases across the treatment process.

These solutions include:

โœ… Wired and wireless gas detection systems
โœ… Monitoring for multiple gases
โœ… Applications across treatment and processing stages
โœ… Local HMA stock, service and calibration
โœ… 45+ years of gas detection experience

From pump stations and sludge treatment to disinfection and ammonia stripping, ๐—ฟ๐—ฒ๐—น๐—ถ๐—ฎ๐—ฏ๐—น๐—ฒ ๐—ด๐—ฎ๐˜€ ๐—บ๐—ผ๐—ป๐—ถ๐˜๐—ผ๐—ฟ๐—ถ๐—ป๐—ด ๐—ฐ๐—ฎ๐—ป ๐—ณ๐—ผ๐—ฟ๐—บ ๐—ฎ๐—ป ๐—ถ๐—บ๐—ฝ๐—ผ๐—ฟ๐˜๐—ฎ๐—ป๐˜ ๐—ฝ๐—ฎ๐—ฟ๐˜ ๐—ผ๐—ณ ๐˜€๐—ฎ๐—ณ๐—ฒ๐—ฟ ๐˜„๐—ฎ๐˜€๐˜๐—ฒ๐˜„๐—ฎ๐˜๐—ฒ๐—ฟ ๐˜๐—ฟ๐—ฒ๐—ฎ๐˜๐—บ๐—ฒ๐—ป๐˜ ๐—ผ๐—ฝ๐—ฒ๐—ฟ๐—ฎ๐˜๐—ถ๐—ผ๐—ป๐˜€.

๐—ž๐—ป๐—ผ๐˜„ ๐˜๐—ต๐—ฒ ๐—ฟ๐—ถ๐˜€๐—ธ. ๐— ๐—ผ๐—ป๐—ถ๐˜๐—ผ๐—ฟ ๐˜๐—ต๐—ฒ ๐—ฒ๐—ป๐˜ƒ๐—ถ๐—ฟ๐—ผ๐—ป๐—บ๐—ฒ๐—ป๐˜. ๐—ฆ๐˜‚๐—ฝ๐—ฝ๐—ผ๐—ฟ๐˜ ๐˜€๐—ฎ๐—ณ๐—ฒ๐—ฟ ๐—ผ๐—ฝ๐—ฒ๐—ฟ๐—ฎ๐˜๐—ถ๐—ผ๐—ป๐˜€.

๐Ÿ‘‰ ๐—ง๐—ฎ๐—น๐—ธ ๐˜๐—ผ ๐—›๐— ๐—” ๐—ฎ๐—ฏ๐—ผ๐˜‚๐˜ ๐—ด๐—ฎ๐˜€ ๐—ฑ๐—ฒ๐˜๐—ฒ๐—ฐ๐˜๐—ถ๐—ผ๐—ป ๐—ณ๐—ผ๐—ฟ ๐˜„๐—ฎ๐˜€๐˜๐—ฒ๐˜„๐—ฎ๐˜๐—ฒ๐—ฟ ๐˜๐—ฟ๐—ฒ๐—ฎ๐˜๐—บ๐—ฒ๐—ป๐˜ ๐—ฎ๐—ฝ๐—ฝ๐—น๐—ถ๐—ฐ๐—ฎ๐˜๐—ถ๐—ผ๐—ป๐˜€.
https://hmagrp.com/wp-content/uploads/2026/09/AN-1041-Wastewater-Treatment-Plant-B.pdf

12/10/2026

Smarter Wear Solutions Start Here.

By combining the strengths of multiple wear-resistant materials, HMA's hybrid pipework is designed to tackle demanding applications and deliver long-term performance.

Visit us at the Mill Operators Conference 2026, Booth #126, to learn more.









09/10/2026

Engineered to Keep Your Plant Performing.

HMA cyclones combine advanced wear-resistant materials with proven engineering to deliver reliable performance in even the harshest mineral processing applications.

Visit us at the Mill Operators Conference 2026, Booth #126, and speak with our technical team.











Take the Smart Approach to Boilerhouse SafetyManaging a boilerhouse has never been easier with GESTRA's intelligent inst...
07/10/2026

Take the Smart Approach to Boilerhouse Safety

Managing a boilerhouse has never been easier with GESTRA's intelligent instrumentation and control systems.

Designed to automate monitoring, improve operational visibility, and enhance safety, GESTRA's SPECTOR platform helps reduce manual inervention while keeping steam and hot water systems running efficiently and reliably.

Whether you're monitoring water levels, water quality, temperature, or condensate contamination, GESTRA provides the intelligent technology needed to support safer, more efficient operations.

With HMA Group's local engineering expertise and technical support, you can confidently invest in advanced boilerhouse automation backed by trusted service.

Find out more about GESTRA Instrumentation: https://hmagrp.com/gestra-instrumentation/

06/10/2026

Protect Your Pipeline. Protect Your Productivity.

Every metre of HMA ceramic-lined pipework is engineered to deliver exceptional wear resistance, helping operations reduce replacement frequency and maximise uptime.

Find us at the Mill Operators Conference 2026, Booth #126, to discuss your application.









01/10/2026

Engineered to Absorb the Impact.

From transfer points to high-wear areas, HMA's impact panels are built to protect equipment from heavy impact and abrasive materials.

Stop by Booth #126 at the Mill Operators Conference 2026 and see how they can improve your operation.









Protect Your Process with Reliable IsolationSafe and efficient isolation is essential for keeping industrial operations ...
23/09/2026

Protect Your Process with Reliable Isolation

Safe and efficient isolation is essential for keeping industrial operations running smoothly. GESTRA Isolation Valves are designed to provide dependable shut-off performance across steam, condensate, gas, and process fluid systems, helping reduce maintenance, improve safety, and minimise energy losses.

Whether you're carrying out planned maintenance or protecting critical process equipment, GESTRA's range of bellows-sealed stop valves and high-performance ball valves delivers the reliability you can count on.

With HMA Group's local engineering expertise and technical support, you have access to world-class isolation solutions backed by trusted service.

Learn more about the GESTRA Isolation Valve range here: https://hmagrp.com/steam-isolation/

๐Ÿšจ ๐—ก๐—˜๐—ช ๐—œ๐—ก ๐—ง๐—›๐—˜ ๐—›๐— ๐—” ๐—ฃ๐—ข๐—ฅ๐—ง๐—™๐—ข๐—Ÿ๐—œ๐—ข: ๐—ฅ๐—– ๐—ฆ๐—ฌ๐—ฆ๐—ง๐—˜๐— ๐—ฆ ๐—š๐—”๐—ฆ ๐——๐—˜๐—ง๐—˜๐—–๐—ง๐—œ๐—ข๐—กHMA is proud to represent ๐—ฅ๐—– ๐—ฆ๐˜†๐˜€๐˜๐—ฒ๐—บ๐˜€ ๐—ด๐—ฎ๐˜€ ๐—ฑ๐—ฒ๐˜๐—ฒ๐—ฐ๐˜๐—ถ๐—ผ๐—ป ๐—ฎ๐—ป๐—ฑ ๐—ฎ๐—น๐—ฎ๐—ฟ๐—บ ๐˜€๐—ผ๐—น๐˜‚๐˜๐—ถ๐—ผ...
15/09/2026

๐Ÿšจ ๐—ก๐—˜๐—ช ๐—œ๐—ก ๐—ง๐—›๐—˜ ๐—›๐— ๐—” ๐—ฃ๐—ข๐—ฅ๐—ง๐—™๐—ข๐—Ÿ๐—œ๐—ข: ๐—ฅ๐—– ๐—ฆ๐—ฌ๐—ฆ๐—ง๐—˜๐— ๐—ฆ ๐—š๐—”๐—ฆ ๐——๐—˜๐—ง๐—˜๐—–๐—ง๐—œ๐—ข๐—ก

HMA is proud to represent ๐—ฅ๐—– ๐—ฆ๐˜†๐˜€๐˜๐—ฒ๐—บ๐˜€ ๐—ด๐—ฎ๐˜€ ๐—ฑ๐—ฒ๐˜๐—ฒ๐—ฐ๐˜๐—ถ๐—ผ๐—ป ๐—ฎ๐—ป๐—ฑ ๐—ฎ๐—น๐—ฎ๐—ฟ๐—บ ๐˜€๐—ผ๐—น๐˜‚๐˜๐—ถ๐—ผ๐—ป๐˜€ across ๐—”๐˜‚๐˜€๐˜๐—ฟ๐—ฎ๐—น๐—ถ๐—ฎ, ๐—ก๐—ฒ๐˜„ ๐—ญ๐—ฒ๐—ฎ๐—น๐—ฎ๐—ป๐—ฑ, ๐—ฆ๐—ผ๐˜‚๐˜๐—ต ๐—”๐—ณ๐—ฟ๐—ถ๐—ฐ๐—ฎ ๐—ฎ๐—ป๐—ฑ ๐—œ๐—ป๐—ฑ๐—ผ๐—ป๐—ฒ๐˜€๐—ถ๐—ฎ.

From toxic and combustible gases to oxygen deficiency, VOCs and COโ‚‚, RC Systems delivers ๐—ฝ๐—ฟ๐—ผ๐˜ƒ๐—ฒ๐—ป ๐—ฑ๐—ฒ๐˜๐—ฒ๐—ฐ๐˜๐—ถ๐—ผ๐—ป ๐˜๐—ฒ๐—ฐ๐—ต๐—ป๐—ผ๐—น๐—ผ๐—ด๐˜† ๐—ณ๐—ผ๐—ฟ ๐—ฑ๐—ฒ๐—บ๐—ฎ๐—ป๐—ฑ๐—ถ๐—ป๐—ด ๐—ถ๐—ป๐—ฑ๐˜‚๐˜€๐˜๐—ฟ๐—ถ๐—ฎ๐—น ๐—ฒ๐—ป๐˜ƒ๐—ถ๐—ฟ๐—ผ๐—ป๐—บ๐—ฒ๐—ป๐˜๐˜€.

๐Ÿ”น Fixed & wireless detection
๐Ÿ”น Multi-gas solutions
๐Ÿ”น Alarm & control systems
๐Ÿ”น Flexible monitoring for remote sites

๐—ฃ๐—ฟ๐—ผ๐˜ƒ๐—ฒ๐—ป ๐˜๐—ฒ๐—ฐ๐—ต๐—ป๐—ผ๐—น๐—ผ๐—ด๐˜†. ๐—Ÿ๐—ผ๐—ฐ๐—ฎ๐—น ๐—ฒ๐˜…๐—ฝ๐—ฒ๐—ฟ๐˜๐—ถ๐˜€๐—ฒ. ๐—ฅ๐—ฒ๐—น๐—ถ๐—ฎ๐—ฏ๐—น๐—ฒ ๐—ฝ๐—ฟ๐—ผ๐˜๐—ฒ๐—ฐ๐˜๐—ถ๐—ผ๐—ป.

๐Ÿ“ฉ Contact your local HMA Instrumentation team to find the right solution for your site.

Simple. Safe. No Power Required.What if you could measure your tank level continuously, without power, batteries or pneu...
14/09/2026

Simple. Safe. No Power Required.

What if you could measure your tank level continuously, without power, batteries or pneumatics?

The HMA 100 Series Self-Powered Contents Gauge is designed for hazardous environments where reliable measurement and safety are essential.

It provides:

โœ… Intrinsically safe operation for Zone 0 / hazardous areas
โœ… No commissioning, programming or onsite calibration
โœ… Continuous and reliable tank level readings
โœ… No external power supply or batteries required

Using proven hydrostatic pressure measurement, the system converts liquid head pressure into a clear, remote indication of tank contents, even in demanding conditions.

Less complexity. Lower maintenance. Greater reliability.

๐Ÿ‘‰ Find out more: https://hmagrp.com/self-powered-contents-gauge-100-series/

Address

10 Hereford Street
Berkeley Vale, NSW
2261

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

Telephone

+61 (0)2 4389 6191

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