How to Calculate Thermal Expansion Clearance for Graphite Bronze Slide Plates in High-Temperature Applications
A pipeline engineer from a refinery in Louisiana called me about a graphite bronze slide plate that had seized inside…
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How to Eliminate Galling on Wear Plates When Stamping High-Strength Steel (AHSS)
A stamping engineer I work with called me after a 12-hour shift troubleshooting a progressive die running DP 980. The…
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What’s the difference between FC250 cast iron and copper alloy oil-free slide plates?
A maintenance engineer I worked with had a recurring problem. The oil-free slide plates on a 600-ton press’s die change…
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How to Calculate the Maximum Allowable Contact Pressure (PV Value) for NAAMS Wear Plates
I once watched a die designer spend three hours optimizing a trim steel geometry, only to see the wear plates…
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How to Choose and Install Self-Lubricating Shims for 100-Ton Static Loads in Infrastructure Moving
A structural moving contractor called me after a bridge launching job in Southeast Asia. They had used standard steel shim…
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How to Correct Directional Deviation in Progressive Dies Caused by Guide Block Wear
I once watched a press operator spend six hours adjusting pilots and feeder timing on a progressive die that was…
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What Causes Premature Wear on VDI 3357 Slide Plates in Automotive Skin Panel Dies?
I walked into a Tier 1 supplier’s die shop and found the tryout team replacing VDI 3357 slide plates on…
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Why Are the Graphite Plugs Falling Out of Our Oilless Guide Plates During Operation?
Last quarter, a procurement manager from a German automotive Tier 1 forwarded me a photo I have seen more times…
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Graphite Plug Configuration Guide: How to Choose Plug Size, Pattern, and Density for Bronze Wear Plates
A few months ago, a mold shop reached out to me about a wear plate that had failed after only…
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How to Design Maintenance-Free Guidance for 1000-Ton Automotive Transfer Presses
A few months ago, a production engineer from a Tier 1 automotive stamping supplier called me with a problem I…
