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Technical blog

Silicone Elastomer Notes for Buyers and Engineers

Read practical guidance on silicone sealants, greases, compounds, fluids and qualification planning.

Silicone technical article
Featured Article

Silicone vs Rubber O-Rings: Why the “Expensive” Choice Saves You Money (A Procurement Manager's TCO Analysis)

A procurement manager with 6 years of industrial sealing experience explains why silicone often beats rubber in total cost of ownership—even though the unit price is higher. Covers Dow Corning 111 grease, Dow Corning 123 seal, o-ring dimensions, and sealing polystyrene foam board joints.

2026-07-28 · Array
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Technical Note

From Wasted Budget to Real Value: How I Learned to Stop Buying on Unit Price Alone

2026-07-28 · Array

An admin buyer shares a real-world story about discovering the true cost of silicone materials, from cheap lubricants to industrial sealants, and why TCO thinking changed everything.

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Technical Note

Why I Switched to Dow Corning AllGuard (and Why TCO Beat the Lowest Bid)

2026-07-27 · Array

A procurement manager shares real cost data from 6 years of tracking industrial silicone purchases, explaining why Dow Corning AllGuard coating and clear silicone delivered the best total cost of ownership despite higher upfront pricing.

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Technical Note

Why I Don't Give One Material Recommendation (And You Shouldn't Trust Anyone Who Does)

2026-07-27 · Array

A personal take on why choosing between polystyrene and polypropylene isn't straightforward, and how material science (and my mistakes) taught me to think in scenarios instead of absolutes.

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Technical Note

Why Dow Corning Silicones Are My Go-To for Emergency Rush Orders (Even at 2 AM)

2026-07-24 · Array

A hands-on look at using Dow Corning silicone products for high-stakes, fast-turnaround projects, with real-world pricing and vendor selection tips.

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Technical Note

Silicone Is Not a Cure-All: Why the Industry Is Moving Past the 'One Product Fits All' Myth

2026-07-24 · Array

An industry insider argues that the old mentality of using a single silicone product for every application is outdated, and how specific solutions like Dow Corning 200 fluid and 790 sealant are changing the game for precision applications.

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Technical Note

What Industry Specifiers Get Wrong About Silicone vs. TPU (And Why Your Sealant Choice Matters More Than You Think)

2026-07-23 · Array

A quality inspector breaks down the hidden costs and common misconceptions in material selection, from o-ring gaskets to medical-grade silicones, and why transparent specifications build trust.

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Technical Note

Choosing the Right O-Ring Material: When Dow Corning Silicone Makes Sense (and When It Doesn't)

2026-07-23 · Array

A quality manager's practical guide to O-ring material selection, focusing on when Dow Corning silicone, Buna-N, and Black PVC sheet are the right (or wrong) choice for your application.

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Technical Note

Why Dow Corning Silicone 732 Is My Go-To for Rush Orders: A Buyer's Honest Take

2026-07-22 · Array

A procurement specialist with 5+ years of rush-order experience explains why Dow Corning silicone products—especially 732 sealant—beat natural rubber, TPE, and other alternatives when time is tight and transparency matters.

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Technical Note

Silicone Is Not Plastic. Here's Why That Distinction Matters (And Why Some Suppliers Get It Wrong)

2026-07-22 · Array

An experienced industry professional explains the critical chemical and practical differences between silicone and plastic, and why confusing them can lead to specification failures, safety risks, and wasted budgets.

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Recent Notes

2026-11-06 Repair vs. Replace: A Cost Controller's Guide to Polyethylene Plastic Parts 2026-11-06 Amcor vs. Berry on Emergency Orders — and 7 Other Packaging Questions We Answer Weekly 2026-11-03 Silicone, Sealants & O-Rings: A Cost Controller's Honest FAQ 2026-11-03 What I Learned Vetting Amcor Rigid Plastics and Other Suppliers 2026-09-16 Why I Stopped Buying Cheap Silicone and Insulation: A Cost Controller's Case for Brand-Grade Materials 2026-09-16 Dow Corning 111 Silicone Grease, Clear Silicone, and Rubber vs PVC Air Hose: A Purchasing Guide 2026-09-16 Silicone & Rubber Component Checklist: O-Rings, Molds, and Heat Resistance 2026-09-16 Scenario-Based Guide to Dow Corning Silicone, Black Sealant, Rubber Roof, Raw Rubber, and Thermoplastic Rubber 2026-09-16 Emergency Sourcing Checklist: Dow Corning Silicone, Rubber Plates, and Medical Grade PTFE 2026-09-16 Dow Corning 732 RTV Silicone Se Black: A Failed Spliced O-Ring on a White PVC Pipe Taught Me to Read Specs

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