Industrial CNC 3+2 Axis Multi-Angle End Miller for Special-Section Aluminum Mullion Profiles

Purpose-built for architectural aluminum and façade manufacturers, this advanced 3+2 axis CNC end miller solves the industry’s toughest challenge: machining complex, irregular mullion profiles with absolute precision. By combining three linear CNC axes with a tilting spindle, it performs multi-angle end milling, step-face machining, and chamfering in a single setup—eliminating cumulative errors and ensuring seamless, gap-free assembly in system windows and curtain walls. With servo-driven accuracy (±0.1mm), automatic tool setting, and multi-profile program storage, it reduces labor dependency, minimizes scrap, and accelerates changeovers, making it the definitive solution for both high-mix custom projects and high-volume production.

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Product Description

Engineered for architectural aluminum and façade manufacturers, this advanced 3+2 axis CNC end miller solves the industry’s toughest challenge: machining complex, irregular mullion profiles with absolute precision. By combining three linear CNC axes with a tilting spindle, it performs multi-angle end milling, step-face machining, and chamfering in a single setup—eliminating cumulative errors and ensuring seamless, gap-free assembly in system windows and curtain walls.

A 4kW high-torque spindle running at 2800 rpm accepts diamond cutters from φ250 to φ300 mm. The cast iron frame and linear guide system maintain repeatability within ±0.02 mm during batch runs. The worktable accommodates four to six profiles per cycle, and the CNC controller stores over 100 preset programs, allowing fast switching between different special-shape profiles. Operation runs through a 10-inch user-friendly touchscreen with visual programming, keeping training requirements minimal. A fully enclosed safety guard, automatic lubrication system, and rubber-protected pneumatic clamps contribute to safe, low-maintenance daily operation.

CE and ISO certified. OEM and customized configurations are supported. The manufacturer supplies this machine on a factory-direct basis, with an emphasis on easy maintainability, and provides remote installation guidance at no additional cost.

One-Setup, Multi-Angle Machining

Eliminates repeated clamping and manual repositioning. The tilting spindle handles 0°–90° (or wider) angles in a single cycle, making complex mullion geometries simple.

✅ Seamless Assembly, Zero Gaps

±0.1mm precision ensures perfect mullion-to-frame mating. Ideal for high-end system windows and curtain walls where aesthetics and airtightness matter.

✅ Labor & Time Savings

Automatic tool setting, multi-profile program storage, and fast changeover reduce operator skill dependency and downtime between jobs.

✅ Versatile for Any Profile

Processes standard, reinforced, arched, and special-section mullions with equal ease—perfect for both custom projects and mass production.

✅ Built for Industrial Reliability

Heavy-duty frame, servo-driven axes, and precision ball screws guarantee long-term stability and consistent quality.

Applications

System windows & doors

Curtain walls & façade systems

Thermal-break aluminum profiles

Reinforced mullions & transoms

Arched / angled / special-shape profiles

Architectural aluminum fabrication

Technical Specifications

Power Supply: 380V/50Hz/3Ph (customizable)
Total Power: 5.5kW (4kW spindle + servo drives)
Spindle Speed: 2800 rpm
Milling Cutter Diameter: φ250--φ300mm (diamond)
Working Air Pressure: 0.5--0.8MPa
Max Milling Depth: 100mm (0°), 70mm (45°)
Max Profile Size: W≤150mm × H≤200mm
Machine Dimension: 2100×1100×1600mm
Weight: ≈650kg
Certification: CE/ISO
Manufacture and sale

Multi Angle End Miller For Special Shape Aluminum Mullion

Why Choose Our Machine

Factory-direct from Shandong / China aluminum window machine cluster

OEM / ODM available: voltage, controller, spindle, clamping length, tool size

CE / ISO optional

Pre-debugged before shipment

Remote installation video + manual + online support

Can match double-head cutting saw, CNC drilling milling center, corner crimping machine

Multi-Angle 3+2 End Miller -- The Ultimate Solution for Special Shape Aluminum Mullion Processing.

Advantages for Buyers

✅ Seamless mullion-to-frame splicing

✅ Less manual adjustment, less scrap

✅ Faster changeover for custom projects

✅ Stable quality for system windows & curtain walls

✅ Lower labor cost in profile-end machining

✅ Suitable for small batch + custom + mass production

FAQ

: Is this a full 5-axis machining center?

A: No. It is a 3+2 axis machine: 3 CNC linear axes + spindle tilt positioning. It is purpose-built for aluminum mullion end milling—more efficient and cost-effective than a full 5-axis center for this application.

Q: Can it handle my special mullion design?

A: Yes. Send us your profile cross-section and end-face drawing. We will verify angles, tenon depth, and step dimensions, then recommend the optimal configuration.

Q: How many profiles can be machined at once?

A: Depending on table width and clamping fixtures, multiple mullions can be processed per cycle—significantly improving productivity.

Q: What software does it use?

A: Standard CNC/PLC HMI. Optional integration with ERP/MES or window-profile software is available.

Q: What is the delivery time?

A: Standard models: 10–30 days. Customized models: 25–45 days.

Hot Tags: 3+2 axis CNC end milling machine special-shaped aluminum mullion end miller multi-angle aluminum mullion milling machine CNC end miller for architectural aluminum profiles curtain wall mullion machining center

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Contact Info

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Address

Zone B, Rural Revitalization Industrial Park, Xuanzhangtun Town, Qihe County, Dezhou City, Shandong Province, China
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Tel

+86-13020565028
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E-mail

susan@lblmachine.com

Send your inquiry to Lebulang Machine for a free quote on thermal break aluminum, curtain wall, insulated glass or UPVC processing equipment. OEM customization supported, factory direct price, fast response.