When a diaphragm pump fails, the culprit is often the diaphragm itself. This small but vital component does all the heavy lifting—flexing thousands of times per hour under pressure, pumping everything from chemicals to sludge. At MultiTorque, we supply top-quality diaphragm pump diaphragms designed to last longer, perform better, and keep your pump moving when it matters most.

If you’re looking for the right replacement diaphragm—or need guidance on materials, compatibility, or performance—we’re your go-to supplier. With over 15 years in the pump industry, MultiTorque understands the harsh conditions our clients work in, and we supply gear that’s built for it.

What Is a Diaphragm Pump Diaphragm?

A diaphragm pump diaphragm is the flexible membrane inside an air-operated diaphragm pump or mechanically driven diaphragm pump. It’s the part that flexes back and forth, drawing in and pushing out fluid during each cycle.

Made from rubber, elastomers, or PTFE (Teflon), this component must resist abrasion, chemicals, pressure changes, and mechanical fatigue. If it fails, your entire system stops.

That’s why choosing the right diaphragm—built from the right material—isn’t optional. It’s critical.

We Supply Diaphragms for All Major Brands

MultiTorque stocks and sources diaphragm pump diaphragms for most major pump brands including:

• Wilden

• Sandpiper

• ARO

• Yamada

• Graco

• Versa-Matic

• Blagdon

• And more

Whether you’ve got a heavy-duty mining pump or a chemical dosing unit, we’ll get the exact diaphragm you need—fast.

Need a hard-to-find diaphragm for an older unit? We can fabricate or custom-source it through our supplier network.

Custom Diaphragm Options Available

Some jobs demand more than off-the-shelf parts. That’s why MultiTorque also offers custom diaphragm solutions:

• Specialised compounds (EPDM, Viton, Nitrile, Santoprene, PTFE, etc.)

• Double-layered or reinforced designs

• Oversized or non-standard fittings

• Food-grade or pharmaceutical compliant diaphragms

• High-temperature or chemical-resistant materials

Our team can guide you on the best diaphragm for your fluid type, pressure rating, and operating environment.

Why Your Diaphragm Quality Matters

Cutting corners on diaphragms can cost you—big time. Here’s what high-quality diaphragms from MultiTorque offer:

• Longer service life = fewer breakdowns

• Reduced maintenance costs

• Fewer emergency shutdowns

• Optimised flow and pressure

• Better pump performance

• Safer operations in explosive or hazardous areas

Let us help you upgrade from “cheap and cheerful” to rugged and reliable.

Fast Turnaround, Australia-Wide

Located in Queensland and Perth, MultiTorque ships diaphragms fast to any site across Australia. Whether you’re in mining, wastewater treatment, food production, or manufacturing, we understand the need for quick dispatch and zero downtime.

If we don’t have the diaphragm in stock, we’ll get it for you—fast.

Diaphragm Pump Repairs & Servicing

Replacing diaphragms is part of our broader pump servicing expertise. Bring your air-operated diaphragm pump to us, and we’ll inspect, clean, replace the diaphragm, and test it to ensure peak performance.

On-site services are also available for urgent jobs. Our technicians work quickly and safely to get your equipment back online.

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Why Choose MultiTorque?

We’re not just a supplier—we’re a problem-solving partner. When your diaphragm pump fails or needs a specific diaphragm replacement, we’re here with expert advice, quality parts, and honest service.

We’ve been trusted across Australia for over 15 years by industries that can’t afford failure. That’s the MultiTorque difference.

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Order Diaphragm Pump Diaphragms Today

Don’t wait for a breakdown. Stock up on the diaphragms you need—or let us help you find the right one.

📞 Call: 1300 726 525
📧 Email: sales@multitorque.com
🌐 Website: www.multitorque.com.au
🔗 LinkedIn: MultiTorque Industries