Learn more about Profile Tolerancing and other key Precision Manufacturing issues.Request Information

As a leader in the precision manufacturing industry, Lowell, Inc. would like to share important information and resources with you. This Resource & Links library is where you can find the latest information from Lowell on key precision manufacturing issues, such as profile tolerancing. You can also access case studies and white papers from Lowell that contain other useful tips and advice — so check back often — we are continuously updating our site.


MD+DI
Critical Feature Confirmation — by Edward Jaeck

Critical feature confirmation (CFC) is a leading-edge method to figure out which device features are critical and which aren’t. It uses designed experiments to test product and design requirements against key design inputs. The test results indicate which features are critical.

Manufacturing Engineering Magazine
Medical Manufacturing without the Manual — Technology in Action

Lowell's automated manufacturing process was featured in the Medical Manufacturing 2014 issue of Manufacturing Engineering Magazine published by the Society of Manufacturing Engineering (SME). The article entitled "Medical Manufacturing without the Manual" outlined how we use our Mazak i150 cell to reduce overall labor cost.

MD+DI
Tolerance Stackups — by Greg Berrevoets

Greg Berrevoets, a New Product Development Engineer at Lowell, wrote this article entitled "Tolerance Stackups in Complex Medical Device Assemblies" shows that the cost associated with performing a proper stackup is much more attractive than the cost associated with revisions and missed product launches.

Precision Manufacturing
Identification and Control
Positive About Material Identification — by Keith Summers and Jim Stertz

Jim Stertz, Quality/Technology Director at Lowell, co-wrote this piece on Material Identification and Control using X-Ray Fluorescence (XRF).

MD+DI
Communicating Design Intent — by Greg Berrevoets

Greg Berrevoets, a New Product Development Engineer at Lowell, wrote this article entitled "Using CAD/CAM to Communicate Design Intent" to show how the precision language of GD&T is used to streamline the communication process between OEM and their contact manufacturing partners.

Medical Device Now
Automating the PMM/CMM at Lowell — by Jim Stertz

Jim Stertz, Quality/Technology Director at Lowell, wrote this piece on automating the PMM/CMM using a Motoman robot and configuring the entire system in-house.

Automation and Robotics
Motoman Robot Tends PMM & CMM

View a video clip of Lowell's Motoman HP20 robot as it tends our Leitz PMM and Brown & Sharpe CMM. The robot's 24/7 capability removes an important testing bottleneck. The Motoman HP20 runs virtually unattended. The robot was acquired, programmed, installed and tested by Lowell personnel.

Quality Magazine
Achieve Higher Mechanical Precision with Profile Tolerancing — by Dr. Greg Hetland and Dan Goldman

This article, entitled "Achieve Higher Mechanical Precision with Profile Tolerancing" appeared in Quality Magazine. Dr. Hetland of the International Institute of GD&T and Dan Goldman of Honeywell in the most comprehensive article yet, address profile tolerancing and its advantages over linear tolerancing. Solid models and test data provided by Lowell.

Manufacturing Engineering Magazine
Lowell's Custom Tooling Process — by Jim Stertz

Lowell's custom tooling process was featured in the March issue of Manufacturing Engineering Magazine published by the Society of Manufacturing Engineering (SME). The article entitled "Improving Medical Devices at Lowell" outlined our process from tool design and fabrication to production.

SmartProfile 3D Result Viewer 2.0.2.0
Kotem Technologies

SmartProfile™ profile analysis software from Kotem Technologies makes complex profile analysis exceptionally easy. It is the first automatic software package for profile tolerancing that is compliant with ASME Y14.5/1994 and ISO 1101 standards. Please contact us for a link to download the most current version.

Precision GD&T Training
International Institute of GD&T

IIGDT, led by Dr. Greg Hetland, is the internationally recognized developer and provider of Precision GD&T solutions. The Institute offers courses, training materials, consulting, and technical expertise for all disciplines.

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Article Archive

Medical Product Manufacturing News
Full Contract Manufacturing — by Jim Stertz

This article was featured in Medical Product Manufacturing News. (MPMN) Lowell led the discussion on the subject of Full Contract Manufacturing. Jim Stertz, the Quality Assurance Manager at Lowell describes what it means to be a full contract manufacturer in precision machining.

Medical Design
Making Sense of Analytical Software — by Dr. Greg Hetland

This article was featured in Medical Design Magazine. The article on the subject of GD&T software used in Profile Tolerancing for orthopaedic implants was entitled "Making Sense of Analytical Software." It was written in collaboration with Dr. Hetland, Medtronic and Lowell, Inc.

OrthoTec
Speaking the Precise Language of GD&T — by Dr. Greg Hetland

This cover story was featured in the premier issue of OrthoTec magazine. The article on the subject of Profile Tolerancing for orthopaedic implants entitled "Speaking a Precise Language" was written in collaboration with Dr. Hetland, Lowell, Inc. and Pioneer Surgical Technologies.

Named Top 5 Download

MD+DI
An Introduction to Profile Tolerance — by Jim Stertz

This article was featured on the cover ofMedical Device and Diagnostic Industry (MD+DI) magazine. Entitled “From 2-D to 3-D: Precision Design for Complex Parts,” author Jim Stertz provides an introduction to profile tolerancing.

BONEZONE
Medical Precision with Profile Tolerancing — by Dr. Greg Hetland

This article, entitled “Mechanical Precision of Medical Components Achieved with Profile Tolerancing,” appeared in BONEZONE magazine. Dr. Hetland addresses profile tolerancing using spinal implant components, solid models and test data provided by Lowell.

BONEZONE
Software Validation Considerations per FDA 21 CFR — by Dr. Greg Hetland

This article, entitled “Software Validation Considerations within Medical Companies per ‘FDA 21 CFR PART 11’ ” appeared in BONEZONE magazine. Dr. Hetland addresses the issue of software validation and the use of SmartProfile software in meeting FDA and ASME standards.