General Purpose HMC

Prima 44 Pro | Prima 54 Pro | Prima 55 Pro | Prima 65 Pro

Prima Pro series of Horizontal Machining Centers seamlessly combine our decades of experience in building HMCs with valuable feedback from our customers. It takes the HMC series to the next level in reliability, performance, and productivity.

Brand Story

Prima takes from the word “primary” indicating a thing/person who has an over­riding impact on everything around it.

  • Roller type guide-ways for all linear axes
  • Precise ball-screws for all linear axes
  • Electronic counterbalance for the vertical axes
  • Automatic centralised lubrication system
  • AC servo drives for all axes
  • Air blast for spindle taper cleaning
  • Basic coolant system with bed wash and flood coolant
  • Stainless Steel Lamella covers for X&Y axes and Stainless Steel Single sheet cover for Z axis.
  • Hydraulic power pack for machine functions
  • Absolute encoders for all axes
  • 10.4″ color LCD
  • Backlash and pitch error compensation
  • Rigid tapping and retract function
  • Linear, circular, and helical interpolation
  • Polar co-ordinate programming
  • Tool life management
  • Machine alarm diagnostics
  • Overhead shower wash
  • Energy saving function
  • Operator door safety interlock
  • Coolant gun, Machine lamp, and 3-tier signal tower lamp
  • Automatic pallet changer (rotary type)
  • Modular design
  • Optimal structural design for thermal stability
  • Designed to suit adaptability of different kinds of applications
  • High-pressure coolant through a spindle system (16 bar / 40 bar) with a non-consumable filtration system
  • Linear scales
  • Chip conveyor with chip trolley
  • High-pressure coolant through spindle system with non-consumable filtration system
  • Thermal compensation sensors for linear axes
  • Continuous rotary table ( 0.001 deg x 360,000 positions)
  • Measuring probe
  • Mist collector
  • Hydraulic connections for fixture through a rotary distributor (top side)
  • Collision detection sensor
  • iToolCaptain, BFW’s high precision tool monitoring system.

Specifications

Spindle & Axes

SpindleUnitPrima 44

Pro

Prima 54

Pro

Prima 55

Pro

Prima 65

Pro

Spindle taper – Std. (Option)TypeBT40

(HSK A63)

BT40

(HSK A63)

BT50

(HSK A

100)

BT50

(HSK A 100)

Spindle Power

& torque

(cont./int.)- std

kW15/18.5 , 143/235 Nm15/18.5, 190/310

Nm

22/22,

365/498

Nm

Spindle speed- Standard (option)rpm6000

(8000)

6000

(8000)

60006000
Axes
X / Y / Z axesmm600/600

/600

800/700

/800

800/700

/800

1000/850

/1000

Feed Ratemm/min1-200001-200001-200001-20000
Rapid Traversem/min40404040
Pallet top to spindle centre (min./max)mm100-700100-800100-800120-970
Pallet centre to spindle face (min./max)mm100-70060-86060-860150-1050

Index Table/Rotary Table

Index Table/ Rotary TableUnitPrima 44 ProPrima 54 ProPrima 55 ProPrima 65 Pro
Pallet sizemm* 00630*500630*500800*630
Pallet typeTapped holes (M16*34)T-slot
Load Capacitykg4005005001000
Maximum job size (dia*height)mm630*650(700 with restriction)700*800 (800 with restriction)700*800 (800 with restriction)1050*1300
Index positions Std(Option)deg360*1deg (720*0.5 deg)
NC Rotary table- Optiondeg360,000 *0.001 deg

Automatic Tool Changer

Automatic Tool ChangerUnitPrima 44 ProPrima 54 ProPrima 55 ProPrima 65 Pro
No of tools- Std(Option 1, Option 2)No24(40)(60)24(40)(60)40(60)40 | 60
Max tool dia with all pockets fullmm7575125125
Max tool dia with all adjacent pockets emptymm125125225225 | 250/315
Maximum tool lengthmm300300400450 | 500
Tool weightkg7715(40 tools) | 25(60 tools)15 | 25
Tool change timesec2.22.23.54
Chip to chip time(mm) as per ISO 10791-9sec5.96.58.59.5
Pull studMAS 403 PT 40-1MAS 403 PT 40-1MAS 403 PT 50-1MAS 403 PT 50-1

Accuracy as per ISO 230-2

Accuracy as per ISO 230-2UnitPrima 44 ProPrima 54 ProPrima 55 ProPrima 65 Pro
Linear axes
Positioning Amm0.0100.0100.0100.010
Repeatability Rmm0.0080.0080.0080.008
B axis - Index Table
Positioning Aarc sec8888
Repeatability Rarc sec6666
B axis - Rotary Table
Positioning Aarc sec12121212
Repeatability Rarc sec9999

Automatic pallet changer | CNC System

UnitPrima 44Prima 54Prima 55Prima 65
Automatic Pallet Changer180° Swing

Type

180° Swing

Type

180° Swing

Type

180° Swing

Type

CNC SystemMitsubishi

(Fanuc 0i MF+)

Mitsubishi

(Fanuc 0i MF+)

Mitsubishi

(Fanuc 0i MF+)

Mitsubishi

(Fanuc 0i MF+)

Installation Data

Installation DataUnitPrima 44Prima 54Prima 55Prima 65
Basic weight of machinekg~10,000~13,500~14,000~20,000
Floor area for Std. machine W x Dmm~2400 x 6300~2850 x 6550~3000 x 6550~3450 x 7430
Total connected loadkVA~ 35~ 45~ 48~ 60
Compressed airbar6666
Power Supply415 V± 10% AC, 50 ± 2% Hz, 3 phase
Read more

Applications

Have Any Question?
Let us tell you more about General Purpose HMC. Feel free to reach out to us anytime.

A general purpose HMC (Horizontal Machining Center) is a type of CNC (Computer Numerical Control) machine used in manufacturing for precision machining. Unlike vertical machining centres, where the spindle is oriented vertically, an HMC has a horizontally oriented spindle. This allows for the workpiece to be machined from multiple sides without needing to be manually repositioned, offering efficiency and versatility in manufacturing processes.

Key features and benefits of general purpose HMC

  1. Improved Chip Evacuation: The horizontal orientation allows gravity to assist in clearing away metal chips from the cutting area, reducing downtime and improving cutting efficiency.

  2. Multiple Surface Machining: Workpieces can be machined on multiple sides in a single setup, making it ideal for complex parts.

  3. Automation Compatibility: HMCs are commonly equipped with pallet changers, which facilitate automated production by allowing one workpiece to be machined while another is being loaded, reducing idle time.

  4. Rigidity and Stability: The design generally provides better stability during heavy-duty cutting operations, which makes HMCs suitable for high-precision and high-production environments.

Applications of general purpose HMCs

Automotive Industry: HMCs are essential in automotive manufacturing, particularly for machining engine blocks, transmission housings, and other complex engine components. These parts need precise work on multiple sides, and the horizontal setup of HMCs makes it possible to machine them quickly and accurately. Gears and shafts, vital to the transmission system, also benefit from HMCs’ ability to meet tight tolerances, ensuring high performance and safety standards for vehicles, particularly when using high-speed machining techniques.

Aerospace Industry: The aerospace sector heavily relies on HMCs for the precision machining of critical components like landing gear, turbine blades, and other structural parts, often utilising rotary tables for enhanced efficiency. With materials such as titanium and Inconel being standard in aerospace manufacturing, the robustness of CNC machines allows for heavy-duty cuts while maintaining the fine tolerances required. The ability to machine multiple surfaces in one setup makes general purpose HMCs indispensable in producing the complex parts needed for aircraft.

Medical Device Manufacturing: When it comes to producing surgical instruments and medical implants, HMCs provide the high level of precision needed for intricate designs. Orthopedic implants, such as knee and hip replacements, require multi-axis machining to ensure they are shaped perfectly to fit the human body. The superior accuracy and consistency of general purpose HMC machines make them ideal for this kind of manufacturing, where even the slightest error can impact the quality of care for patients. The durability of CNC machines enables them to handle complex cuts while preserving precise tolerances.

Energy Sector: In the oil and gas industries, HMCs are used to create large, durable parts like valves, pumps, and components for drilling equipment. These parts are often subjected to harsh conditions, so they must be machined from tough materials, a task HMCs are well-equipped for. Similarly, in power generation, HMCs handle the precision machining of turbine components, ensuring the parts meet the high precision standards required for long-term efficiency and reliability.

Heavy Machinery: The production of parts for heavy machinery, such as those used in construction and agriculture, benefits greatly from the use of general purpose HMCs. Large components like those found in loaders, excavators, tractors, and harvesters require multi-sided machining that HMCs can handle efficiently. These machines can machine complex workpieces in fewer setups, ensuring the timely production of reliable, heavy-duty equipment components.

General Manufacturing: General purpose HMCs are highly valuable in general manufacturing, where they are used to produce complex parts like housings, brackets, and manifolds. Their ability to machine multiple surfaces without manual repositioning significantly boosts productivity, especially in batch production settings. With the integration of pallet changers and automated systems, HMCs allow manufacturers to streamline operations, maximising efficiency and reducing downtime.

Tool and Die Making: The tool and die industry benefits from the precision of HMCs, especially when creating moulds and dies for plastic injection moulding. These tools require extreme accuracy and fine surface finishes, both of which HMCs are known for delivering. The ability to perform complex, repetitive machining tasks makes them ideal for producing high-quality moulds that meet strict industry standards.

Military and Defence: General purpose HMCs are vital to the defence industry, where they are used to machine parts for weaponry and military vehicles. These components must be able to withstand extreme conditions and, therefore, need to be made from robust materials with absolute precision. HMCs provide the capability to meet the defence sector’s stringent requirements, producing high-quality parts with the durability and precision necessary for mission-critical equipment.

In all of these applications, the combination of versatility, precision, and efficiency makes general purpose HMCs an indispensable tool for industries requiring multi-surface machining and high production standards.

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