Quaser MH630P

$350,000 - $500,000 Updated 2026-03-16

Key Specifications

X Travel

800 mm (31.5 in)

Y Travel

800 mm (31.5 in)

Z Travel

800 mm (31.5 in)

Max Spindle

15,000 RPM

Spindle Taper

BT 50 (HSK-A63 option)

Tool Capacity

60 (chain magazine; 90/120 optional)

Overview

The Quaser MH630P is a 630 mm pallet horizontal machining center from Quaser Machine Tools, representing a significant step up in capability and complexity from Quaser's VMC lineup. As Quaser's flagship HMC offering, the MH630P targets precision production machining of complex prismatic parts requiring multi-face access in a single setup — the core advantage of horizontal machining center architecture over vertical. The 630 mm pallet size positions it in the mid-range HMC category alongside Makino A61, Mazak HCN-6000, and Okuma MA-600H, though at a substantially lower price point.

The horizontal spindle orientation of the MH630P allows gravity to assist chip evacuation away from the cutting zone, which is particularly beneficial when machining deep pockets, bores, and complex internal geometries in stainless steel, cast iron, and aluminum. The B-axis rotary pallet table on the MH630P provides continuous 1-degree indexing (0.001-degree on option), enabling all four vertical faces of a workpiece to be machined in a single setup with the pallet rotating between operations — eliminating the fixture reseating errors that accumulate in multi-setup VMC work.

The spindle is a 15,000 RPM BT 50 or HSK-A63 unit, depending on configuration, producing 26–30 kW. The large spindle power and BT 50/HSK-A63 taper are appropriate for the face milling, boring, and deep-pocket cutting that HMC work requires. A 60-tool chain magazine accommodates the complex multi-tool programs typical of horizontal machining applications. Pallet change is automatic via a 2-pallet APC, enabling workpiece setup on one pallet while the second is in the cut — dramatically improving machine utilization relative to a single-pallet VMC.

Quaser's MH630P is controlled by Fanuc 31i-B5 as standard, providing the high-speed look-ahead processing required for complex HMC programs. The MH630P's positioning accuracy of ±0.003 mm positions it above commodity HMC alternatives from budget builders and competitive with Japanese mid-range HMCs. Pricing typically ranges from $350,000 to $500,000 depending on pallet count, ATC size, and options — less expensive than Japanese equivalents but representing a significant capital investment that requires production volume justification.

Full Specifications

Parameter	Value
Pallet Size	630 x 630 mm (24.8 x 24.8 in)
X-Axis Travel	800 mm (31.5 in)
Y-Axis Travel	800 mm (31.5 in)
Z-Axis Travel	800 mm (31.5 in)
Max Spindle Speed	15,000 RPM
Spindle Taper	BT 50 (HSK-A63 option)
Spindle Motor Power	26 kW (34.9 hp) standard; 30 kW (40.2 hp) optional
Max Workpiece Weight Per Pallet	700 kg (1,543 lb)
B Axis Indexing	1° (0.001° optional)
Tool Capacity	60 (chain magazine; 90/120 optional)
Tool Change Time	4.0 sec (tool-to-tool)
Rapid Traverse Rate	60 m/min (X/Y/Z)
Guideway Type	Linear roller guideways
Positioning Accuracy	±0.003 mm
Repeatability	±0.002 mm
CNC Control	Fanuc 31i-B5
Machine Weight	22,000 kg (48,501 lb) approx.

Specifications sourced from quaser.com — verified 2026-03-28

Strengths & Limitations

Strengths

630 mm pallet with 4-face B-axis indexing enables complete machining of complex prismatic parts in a single setup, eliminating fixture repositioning errors and reducing work-in-process time compared to sequential VMC setups
60 m/min rapid traverse is outstanding for an HMC — minimizing non-cutting time during multi-face programs with many tool changes and pallet index cycles contributes directly to throughput
Automatic pallet changer (APC) enables loading of the next pallet while current pallet is in the cut — spindle-up time improves dramatically versus VMC alternatives where loading always takes the spindle offline
Quaser's precision factory calibration brings ±0.003 mm positioning accuracy to the HMC class at a price point well below Makino, Mazak, and Okuma, making precision HMC capability accessible to mid-sized manufacturers

Limitations

$350,000–$500,000 is a serious capital commitment that requires production volume and part complexity analysis to justify — shops running primarily simple parts are better served by multiple VMCs at a fraction of the cost
Quaser's HMC service infrastructure is less developed than its VMC support, and HMC service requires more specialized expertise — buyers must verify that their local Quaser dealer can support the MH630P competently before purchase
HMC programming complexity is substantially greater than VMC programming — shops without operators experienced in B-axis rotary programming, tombstone fixture design, and pallet scheduling will face a steep productivity learning curve

Best For

Precision aerospace subcontractors machining aluminum wing ribs, structural bulkheads, and titanium engine mounts requiring access to multiple part faces with tight inter-feature position tolerances Hydraulic manifold and valve block manufacturers where all six faces must be machined in minimal setups and bore-to-bore positional accuracy is critical for valve function Automotive tier-one manufacturers producing transmission cases, engine blocks, and gearbox housings in cast aluminum or cast iron where HMC cycle economics justify the capital investment Precision contract manufacturers expanding from VMC-only capacity to HMC production and seeking an entry into the 630 mm pallet class at a lower price than Japanese brands

Frequently Asked Questions

01 What is the advantage of a 630 mm HMC over a vertical machining center for complex parts?

A 630 mm HMC enables a tombstone fixture on the pallet to present all four vertical faces of one or more workpieces to the horizontal spindle through B-axis rotation — machining complex multi-face parts in a single setup. This eliminates the fixture repositioning and re-referencing required by sequential VMC setups, which introduces cumulative positional errors between features on different faces. For parts with tight hole-to-hole or face-to-face tolerances across multiple faces, the HMC's single-setup advantage is essential.

02 How many parts can be fixtured on a single MH630P pallet?

The number of parts per pallet depends on part size and fixturing approach. The 630 x 630 mm pallet with 700 kg capacity can support tombstone fixtures holding dozens of small parts (for high-volume production) or single large parts that fill most of the pallet (for large structural components). Tombstone height is limited by the machine's work envelope — Quaser's MH630P Y-axis travel of 800 mm accommodates tall tombstones within this limit. Fixture design significantly impacts machine utilization and should be optimized by an experienced HMC applications engineer.

03 What is the difference between BT 50 and HSK-A63 spindle on the MH630P?

BT 50 is the traditional 7:24 taper common in Japanese and Taiwanese HMCs, offering reliable tool holding with broad tool holder availability. HSK-A63 is a hollow short taper with face contact that provides higher rigidity at elevated RPM, better repeatability for tool changing, and improved runout. For high-speed aluminum and precision finishing applications, HSK-A63 is generally preferred. For heavy steel cutting where maximum torque is the priority, BT 50 is well-proven. For new installations, HSK-A63 is the modern recommendation if budgets allow the higher tool holder cost.

04 How many pallets can the Quaser MH630P system accommodate?

The standard MH630P configuration includes a 2-pallet APC. Extended pallet pool systems with 4, 6, 8, or more pallets are available as options, supporting extended unattended operation with multiple fixtures loaded and queued. Larger pallet pools are configured as pallet storage systems integrated with the machine's pallet management software and the Fanuc 31i-B5 scheduler. For lights-out production, a larger pallet pool is strongly recommended.

05 What through-spindle coolant pressure is available on the MH630P?

Quaser offers through-spindle coolant at 70 bar standard and 100+ bar as an option on the MH630P. For the deep drilling, gun drilling, and boring operations common in hydraulic manifold and aerospace machining, high-pressure through-spindle coolant is essential for chip evacuation and tool life in deep-hole applications. The HMC architecture also supports automatic chip conveyor and chip wash systems that are more effectively integrated in horizontal machining than in vertical machines.