Advanced Honing Navigator │ Choose the Ideal Honing Machine

Types of Honing Machines

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Honing machines must be chosen with care. If you choose the wrong type of honing machine, you might not be able to achieve the level of processing precision you need, you might face lengthy set-up times, or you might not even be able to fit the equipment in your plant. This article goes over the different types of honing machines, key points in selecting the right machine, and how to find the machine that is right for the kinds of workpieces you handle.

Selection flowchart

Flowchart for selecting the ideal honing machine for your specific needs.

Vertical honing machines have a high level of circularity and are suited for use in mass production lines. Horizontal machines are good choices for processing long workpieces and for set-up changes for high-mix production. Hydraulic machines demonstrate their true value in worksites that work with hard materials and which require heavy cutting power.

CNC machines are highly versatile, and can handle a broad range of work, from mass production to high-mix, low-volume production. High-precision honing machines are specialized for industries with exacting requirements, such as the aviation and medical industries.

However, this chart is only intended to serve as a guide. Please also take into consideration the shapes of the workpieces you will be processing and the processing conditions that will apply.

Selecting Honing Machines by Priority

Honing machines are broadly categorized in three ways: "by their control method, by their format, and by their special features and capabilities." When considering what kind of honing machine to select, choose the selection approach that best fits your company.

Choose by control Method for System Compatibility

If you need to match the honing machine you install based on your existing production line structure, the electrical system in your plant, or the skills of your operators, the fastest way to narrow down the choices is by machine control method.

CNC honing machines

CNC honing machines use a computer to automatically manage honing stone rotation, reciprocal movement, and expansion. Processing parameters are stored in programs, so they are less reliant on the skills of individual operators and can produce consistent results with the same level of precision. They are a good fit for sites interested in mass production, automation, or work standardization. Please see the article below for examples of specific machines.

Hydraulic honing machines

Hydraulic honing machines are machines with simple structures which use the pressure generated by a hydraulic pump to press the honing stone against the workpiece. They are easy to use in Indian worksites, which have frequent voltage drops and high levels of dust. They are also tough machines which are easy to repair when a problem occurs. These machines are a good fit for workplaces with harsh environments which require heavy cutting power. Please see the article below if you're considering replacing an aging hydraulic honing machine.

Choose by Machine Format for Size and Space Constraints.

If the weight or length of the components you process, the floor space of your plant, or the method used to bring in the equipment are key factors, narrow down your honing machine selection by machine format.

Vertical honing machines

Vertical honing machines are standard machines whose spindles are oriented vertically. Because workpieces are mounted vertically, they are not highly affected by gravitational effects, which makes it easy to achieve a high level of circularity even for large components. They also take little floor space, and can be easily deployed in automated transport lines when combined with a gantry loader. They are a good fit for companies that need to maintain a certain level of precision for their large components or that want to perform mass production despite having limited space. Please see the following page for specific specifications and examples of these machines.

Horizontal honing machines

Horizontal honing machines have spindles that are oriented horizontally. They are relatively unaffected by factory ceiling height limitations, so they can be used to process long tubes or pipes measuring several meters. The spindles are located at operator eye-level, so workpiece mounting, workpiece unmounting, and honing stone replacement can all be performed efficiently. They are a good fit for worksites that process long workpieces or which perform frequent set-up changes as part of high-mix production. Please see the following page for details.

Choose by Capabilities for Strict Quality

For worksites with strict quality standards (Cpk), such as European and North American OEMs, ordinary honing machines often don't provide the required level of precision. It's important to pick a machine that can provide the levels of precision your company requires.

High-precision honing machines

High-precision honing machines are designed to produce a high level of circularity and cylindricality. They control thermal displacement and honing stone expansion more closely than ordinary CNC honing machines. These machines are a good fit for factories that work with aerospace, medical, or high-end automobile components, where even small levels of error are unacceptable.

Match the Machine to Your Specific Work

There are various approaches that can be used to select honing machines: control method, format, and special features/capabilities. Simple, across-the-board comparisons are not possible. Don't just look at the type of machine, but also whether it has the features and capabilities that match your own company's business, such as precision component supply work, large component processing or heavy industry, component repairs, processing-on-consignment, or the like.

We have carefully selected the honing machines that are best suited to companies based on the features and challenges of their varied businesses, freeing them from needing to rely on specific operators. Please use the information on this site in your comparisons and deliberations.

Top Three Honing Machines
That Free You from Reliance on Individual Operators

BS-VI standards and growing EV demand are driving unprecedented needs for precision machining.
While the "overseas components + local assembly" model keeps initial costs low, design mismatches and unclear accountability create long-term risks.
Integrated management from design to assembly ensures consistent machining accuracy regardless of operator, minimizing material loss, accelerating ROI, and building the foundation for global trust.

For
precision component suppliers
G Series
NISSIN ProSOL
G Series Nisshin ProSOL
Source: NISSIN ProSOL official website https://mktg.nissin-mfg.co.jp/product/gseries/

This honing machine synchronizes stroke and stone expansion in 0.1 μm increments, enabling precision honing of holes as small as 3 mm in diameter and 80 mm deep, even in hard materials.

Automatic electronic control and made-to-order jigs reproduce the techniques of veteran operators.

These honing machines eliminate deviations in the manufacturing of precision components such as control valves while also reducing personnel costs.

Bore
Diameter
Ø3~Ø100
Workpiece
Length
130mm
Spindle Stroke
Length
Max. 300mm
Main Applications

Gears / Connecting rods / Hydraulic valves, etc.

For
large components and heavy industry
VL Series
Nagel
VL Series Nagel
Source: Nagel official website https://nagel.com/en/products/honing/honing-machines/tube/

Machine height can be reduced through pit installation, reducing the footprint and using less volumetric space. It also makes it easy to mount and unmounts heavy objects such as engine blocks, reducing the operation workload.

They can even cut the large machining allowances unique to heavy industry in short amounts of time.

Bore
Diameter
~Ø350
Workpiece
Length
3,800mm
Spindle Stroke
Length
Not specified on official website
Main Applications

Long pipes and tubes / Piston rods / Heavy workpieces / Exterior diameter processing, etc.

For
parts repairs and processing-on-consignment
SV Series
Sunnen
SV Series Sunnen
Source: Sunnen official website https://sunnen.com/products/sv-15-vertical-honing-machine

A graph showing the status of the hole being honed is displayed on-screen, in real time. This makes it easy to visually understand where the workpiece is and how it is warped, accelerating repair decisions.

These systems can store up to 100 processing settings at any time. They can also be backed up via USB, so even for small-lot, high-mix jobs, you can instantly reproduce the same processing as in previous jobs. They also shorten set-up times.

Bore
Diameter
~Ø203
Workpiece
Length
279mm
Spindle Stroke
Length
~225mm
Main Applications

Engine blocks, etc.

3 Recommended
Honing Machines