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Sunnen Products Company

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7910 Manchester Rd.
Saint Louis, MO 63143 US
800-325-3670 | 314-781-2100 sunnen@sunnen.com sunnen.com

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About

Combining a robust distribution network with industry-leading technology, Sunnen integrates bore creation, sizing and finishing into one turnkey solution. We are your single source supplier for honing, lapping, skiving/roller burnishing and deep hole drilling machines, tools and accessories.

AS SEEN IN PRODUCTION MACHINING

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FEATURE STORY

5 Questions About Honing

Honing is typically performed to bring bores to a precise size or achieve a specific surface finish. Here, a leading honing equipment manufacturer answers a few commonly asked questions about this process.

Sunnen Named Official Honing Equipment Partner of Hendrick Motorsports

Angela Osborne Production Machining

Sunnen Products Co. adds its SV-series honing machines to the engine department of Hendrick Motorsports —which has earned a record 14 car owner championships in NASCAR’s premier division.

Sunnen's Electronic Bore Gage Provides Flexible Measurement

Eastec 2023: The PGE-6000 gage brings reliable, flexible ID gaging to the manufacturing floor with no need for probes or master rings.

Sunnen Acquires Hommel Präzision

Angela Osborne Production Machining

A partner since 1950, Hommel Präzision has represented Sunnen Products Co. and its line of bore finishing equipment, tools and accessories in Cologne, Germany.

Product categories offered by Sunnen Products Company:

  • Cutting Tools
  • Cutting Tools
  • Drilling & Tapping
  • Equipment
  • Finishing Equipment
  • Gear Cutting & Inspection
  • Grinding Machines & Equipment
  • Inspection & Measuring
  • Machining Cells & Systems
  • Metalworking Fluids
  • Workholding

Trade Names offered by Sunnen Products Company

  • Sunnen

Editorial, News, and Products

Sunnen Electronic Bore Gage for Fast, Easy Monitoring

The PGE-6000 electronic bore gage is well suited for quick, simple, economical process control in almost any manufacturing environment.

Vertical Honing System for Increased Process Control

IMTS 2022: Sunnen’s SV-3000 series vertical honing system incorporates synchronized servo stroke and spindle motors that enable constant crosshatch finishes the length of the bore.

Making Tribological Improvements to Bore Surfaces

A new “mechano-chemical” process that impregnates tungsten into the surface of honed bores at a nano level improves wear resistance while reducing friction between mating components.

Sunnen Offers Mechanical Bore Gage Leasing Program

The company says the lease program is an easy, economical way for job shops to get in-line precision part inspection, increasing shop capabilities and opening new avenues of business.

Sunnen Engine Charity Sweepstakes Breaks Fundraising Record

Richard Petty stopped by Sunnen's booth at the Performance Racing Industry trade show, helping the company raise $120,000 for Victory Junction.

Sunnen Offers DirectDex line to Replace Sandvik Deep-Hole Drilling Tools

DirectDex line of drill heads and consumables are compatible and directly interchangeable with Sandvik’s CoroDrill 800 deep-hole drilling tools.

Sunnen Opens Manufacturing Plant in Monterrey, Mexico

The company recognizes that diversification of the labor pools from which it draws its highly skilled workforce needs to expand in order to meet the demands of its customers. 

Friction and Wear Reduction Technology for Honed Parts

Sunnen Products Company and Applied Nano Surfaces (ANS) sign a joint development program focused on ANS Triboconditioning process that reduces friction and wear on a variety of honed parts and components.

Sonny Leonard Builds 2019 Sunnen Engine Charity Sweepstakes Prize

This year’s engine is 762 cubic inch and 1,400 hp and is even bigger than last year’s custom-built engine.

Sunnen Relocates its BTA Heller Division

Sunnen is moving the BTA Heller division to St. Louis, Missouri, enabling the development of tooling, systems and processes for precision bore applications. 

Sunnen PG Bore Gage Measures Range of Diameters

PMTS 2019: Sunnen's PG-series bore gages are especially useful for process control in a lean manufacturing environment.

PMTS Tech Talks to Focus on Honing/Lapping Technology and Forging

The PMTS 2019 Tech Talk schedule includes presentations from Sunnen on improving bore shape, size control and surface finish with honing/lapping, and from Mueller Industries on the future in forging.

Sunnen Establishes Direct Sales in Canada

Sunnen brings direct sales and service to Canada, providing an enhanced customer experience and full access to the company’s total bore solutions.

Sunnen Breaks Its Fund-Raising Record with Engine Sweepstakes

Sunnen’s annual sweepstakes at the Performance Racing Industry trade show raised more than $100,000 for Victory Junction.

Sunnen Establishes Direct Sales Operations in Canada

Beginning January 1, all Canadian orders and service requests will be handled directly by Canadian sales representatives and technical personnel.

Honing Machines Reduce Setup Times

The Sunnen SV-30 honing series is for engine cylinder blocks, liners and other parts.

SVL-2115 Lapping Machine Laps and Air Gages in One Setup

SVL-2115 automated lapping machine laps and air gages bores in one setup, freeing operator time and increasing part consistency.

Single-Pass Skiving and Roller Burnishing for Hydraulic Cylinders

A newly introduced machine and tool combination from Sunnen streamlines skiving and roller burnishing by combining operations into a single stroke process on a single tool.

Why Honing Oils Matter

Like any metalworking process, honing relies on a systemized approach of components working in concert to deliver optimized results. Honing oil is one of these critical components, and this article examines the role it plays in a successful honing operation. 

Sunnen Acquires BTA Heller to Expand Honing Expertise

Sunnen Products Co. has acquired BTA Heller Inc. with the aim of expanding Sunnen’s honing expertise to include tooling for initial hole creation and other complementary bore sizing and finishing processes. 

Sunnen Products Co. Acquires BTA Heller

  Sunnen Products Co. has acquired BTA Heller Inc., a U.S.-based manufacturer of deep hole tooling and systems for primary hole generation.  

Tour of Sunnen Emphasizes the Importance of Honing

A tour of Sunnen reinforces a long and fruitful one relationship with the company and emphasizes the importance of honing.

Remote Honing Analytics

Remote honing analytics with MTConnect-compliant machines makes manufacturing activity and system conditions transparent, enabling rapid implementation of operational and maintenance excellence.

Win a Racing Engine

Entrants of the Sunnen Engine Charity Sweepstakes have a chance to win a custom-tuned Mopar 6.4L Gen lll Hemi racing engine built by Nick Ferri, co-owner of Patterson Elite Performance.

Prototype to Production-Volume Honing

Here's a machine designed to meet a variety of honing needs. It features all-digital, servo-stroke honing for volumes ranging from prototype to high production.

Finding Significant Increases in Honing Accuracy

Single Stroke Honing is a single-pass process that sizes and finishes a bore with a series of progressively larger superabrasive tools adjusted to a preset diameter.

Honing Products Produce Quality Finishes

Controlled-Force honing and the Flex-Hone tool.

Electronic Dial Bore Gage

It’s another one of those “necessary evils” that shopfloor employees often don’t appreciate the significance of.

Tool Feed Technology Enhances Production Honing

Nothing throws a wrench into a production machining operation like variation in the incoming parts.

What's New in Honing

At IMTS 2010, Sunnen was demonstrating multi-feed honing, a new technology that gives users a choice of tool-feed modes to help them achieve shorter cycle times, lower part cost and longer abrasive life.

Servo Honing System Automatically Profile Hones Diesel Cylinder Liners

Custom bore profiles for diesel cylinder liners are among the new capabilities introduced on the SV-500 Series vertical CNC honing system.

Attaining Ten-Millionths Bore Accuracy

Conventional honing has been continuously improved and automated, now allowing boring accuracies to be measured in millionths.

Being a Good Neighbor is Good Business

PM E-Newsletter: Being a Good Neighbor is Good Business

Scalable Modular Honing Machine

The SV-1000 series vertical CNC honing machine is engineered to scale up from a single-spindle machine to a fully automated multi-spindle unit for ultra-precise bore sizing and finishing. Designed for part diameters ranging from 0. 120" to 2.

When The Bore Needs More

 Somtimes high precision is mandatory. This artilce looks at honing as a process to meet tight specs.

A 'HOLE' New Ballgame With Multi-Spindle Honing Systems

Automating the honing process is key to high-volume precision bore production with sub-micron accuracy.

Expanding On Honing Options

While available both in horizontal designs and vertical designs, three different machining methods are used for honing operations. The most common method, effective on a range of diameters and materials, uses multistroke machines to hone with one or more abrasive stones attached to a single rotating spindle.

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