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MAUS TUBE EXPANDER MG-800 Series
Description
Technical specification
Maus MG‑800 Series Tube Expanders
The MAUS TUBE EXPANDER MG-800 Series are premium quality, adjustable-depth tube expanders featuring a 3-roller design, suited for thin tubesheets in industrial applications.
Compatible with tubes between 12.7 mm and 38.1 mm (½″–1½″), these expanders are available in two configurations: short rollers (38.1 mm) for shallow depth, and long rollers (57.1 mm) for deeper expansion up to 57.1 mm.
Key Features & Advantages
Adjustable Depth Collar
Select between 12.7–38.1 mm or 31.8–57.1 mm expansion depth depending on roller length—ideal for tubesheet thickness variation
3-Roller Balanced Expansion
The tri-roller configuration provides even radial pressure, ensuring uniform tube-to-tubesheet contact—essential for effective leakage-free sealing
High-Quality Construction
Made from special tempered, case-hardened alloy steel with ground rollers and self-locking collar nut to prevent slippage during operation
Compatibility with Torque-Control Drivers
Designed to work flawlessly with Maus pneumatic or electric torque-controlled rolling machines, enabling precise, safe and consistent tube expansion.
| Specification | MG‑800 Short Roll | MG‑800 Long Roll |
|---|---|---|
| Tube OD | 12.7–38.1 mm (½″–1½″) | 15.9–38.1 mm (⅝″–1½″) |
| Expansion Depth | 12.7–38.1 mm (½″–1½″) | 31.8–57.1 mm (1¼″–2¼″) |
| Roller Length | 38.1 mm (1½″) | 57.1 mm (2¼″) |
| Rollers | 3 hardened, ground alloy steel rollers | |
| Material | Tempered, case-hardened alloy steel with self-locking collar | |
| Driver Compatibility | Pneumatic/electric torque-control rolling machines | |
Why Choose MG‑800 Series?
-
- Versatile Expansion Depth – Suitable for a range of tubesheet thicknesses
- Precise Sealing – Ensures tight tube-to-sheet contact with even radial compression
- Durable Design – Alloy steel and precision-ground rollers resist wear
- Safe & Controlled Operation – Use with torque-controlled drivers to avoid over-expansion
- Reliable Brand – Manufactured by Maus Italia, a global leader in tube expander technology
The Maus MG‑800 Series is the go-to solution for professional tube expansion tasks involving thin tubesheets. With two roller-length options, durable construction, and torque-driver compatibility, these expanders offer efficiency, safety, and lasting performance. Need datasheets, torque machine pairings, or info near Batam? I’m here to assist!
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