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MAUS TUBE EXPANDER MG-1200 Series
Description
Technical specification
Maus MG‑1200 Series Tube Expanders
The MAUS TUBE EXPANDER MG-1200 Series is a premium range of adjustable-depth, three-roller tube expanders designed for heavy-duty expansion into thick tubesheets and heat exchanger broadly.
Available in both short-roll and long-roll configurations, these expanders accommodate tubes from 12.7 mm to 38.1 mm (½″–1½″) and offer impressive standard and extended penetration depths – making them a versatile solution for industrial applications.
Key Features & Benefits
Extended Depth Capability
-
- Short Roll Version: Adjustable from 12.7 mm to 127.0 mm (½″–5″) with optional extra elongation B (228.6 mm / 9″), C (279.4 mm / 11″), and up to D/E (406.4 mm / 508 mm)
- Long Roll Version: Covers 31.8 mm to 146.0 mm (1¼″–5.75″) with similar extension options (up to 508 mm)
Durable & Precise
Constructed with hardened alloy steel mandrels, cage, and rollers, MG‑1200 tools are hardened and ground for long life.
The adjustable depth collars with ball-bearing thrust and self-locking nuts ensure accurate positioning during expansion.
Torque‑Machine Compatibility
Designed to work seamlessly with Maus pneumatic or electric torque-controlled rolling machines, ensuring consistent expansion torque, avoiding over-expansion, and delivering uniform tube-to-sheet sealing.
| Specification | Short Roll Version | Long Roll Version |
|---|---|---|
| Tube OD | 12.7–38.1 mm (½″–1½″) | 15.9–38.1 mm (⅝″–1½″) |
| Standard Depth | 12.7–127.0 mm (½″–5″) | 31.8–146.0 mm (1¼″–5¾″) |
| Extended Depth | Up to 508 mm with roll upgrades | Up to 508 mm with roll upgrades |
| Roller Length | 38.1 mm (1½″) | 57.1 mm (2¼″) |
| Construction | Alloy-steel mandrel, cage, hardened & ground rollers | |
| Depth Control | Adjustable collar with ball-thrust bearing & self-locking nut | |
Why Choose the MG‑1200 Series?
-
- Versatility & Range:
One tool set covers a wide OD range and deep penetration, accommodating various tubesheet requirements. - Precision & Reliability:
Hardened, balanced rollers and self-locking collars ensure repeatable, leak-free expansion. - Extendable:
Depth can be increased with optional roll extensions—critical for deep or challenging tubesheets. - Seamless Integration:
Fully compatible with Maus torque-controlled drivers, which prevent over-expansion and ensure quality results. - Made in Italy Quality:
Premium craftsmanship from Maus Italia—trusted by professionals worldwide for durability and precision.
- Versatility & Range:
The Maus MG‑1200 Series delivers exceptional depth-adjustable tube expansion for thick tubesheets and medium tube sizes. Its combination of robust build quality, adaptable depth range, hardened components, and torque-machine compatibility make it a preferred choice for industrial HVAC, boiler, heat exchanger, and petrochemical maintenance. Need datasheets, torque-driver pairing recommendations, or local sourcing in Batam? I’m happy to help!
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