6 Reasons Steel is Vacuum Treated
6 benefits of vacuum treated steel explain why these steels are selected for critical applications.
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March 2015 Business Trends- In Like a Lion!
March sales of Precision Machined Products set a new record high, which was further corroborated by the March Gardner Index Report and the predictions of Brian Beaulieu of ITR at our Management Update meeting earlier this year. Are you managing for prosperity or avoidance of pain?
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Ra Is Different Than Rz
The methodology of measurement and what is measured are quite different. this is critical to understand if you will not be paid for your parts because the Ra you measured is not in fact the Rz surface profile that customer specified. “Ra is calculated by an algorithm that measures the average length between the peaks…
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PMPA National Technical Conference- Empowering Your Team
Prepared by members for members, the 2015 PMPA National Technical conference will deliver over 30 sessions to your team on Operations, Management, and Quality topics.
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Top 10 Facts About Leaded Steel Bars
10 facts about leaded steel bars and their contribution to and influence of operations in your precision machining shop are listed and explained.
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Unknown Controls To Protect You- EPA and Ozone Overreach
“PMPA urges EPA to maintain the current 75ppb standards for ozone. Allowing for the full and continued implementation of the current law will continue to drive significant reduction in ozone emissions. The proposed rule fails to demonstrate benefits, relies on “unknown controls,” and fails to consider natural influences in ozone levels and attainment. “ The Precision Machined…
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How Chemistry Determines Machinability- Manganese Sulfides
Manganese sulfides are the reason that we can get improved surface finishes and higher surface footages with reduced flank wear from 11XX and 12XX series steels.
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Gnosjöandan Spirit
One of my international contacts through the Syndicat International du Decolletage posted an intriguing photo on Facebook. I did my best to try to figure it out, and eventually I came up with “entrepreurship.” (By the way, the Facebook post was in Swedish…) So I responded to my friend with “Entrepreneurship?” and waited to see…
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My Steel Won't Harden!
There are only a handful of things to check when your steel parts fail to respond to quench and temper heat treatment. Here’s my list in decreasing probability order: Mixed steel / wrong steel being heat treated. Decarburization on the surface. Failure to heat it above the austenitizing temperature. Failure to hold it for sufficient…
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Why Tool Life Can Vary- Carbon and Alloy Steels
Purchasing the same item from different suppliers hurls the full range of global variation at your machining operations. Standardizing on a single supplier for an item will allow you to get to steady state in your process.