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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 TPE: A Practical Guide for O-Ring Material Selection Based on Real Purchasing Experience

A comparison-driven guide from an office administrator's perspective on choosing between Dow Corning silicone sealants (like 737 and 789) and TPE for gas cap o-rings, material selection, and chemical compatibility.

2026-07-17 · Array
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Technical Note

I Found Out The Hard Way That Silicone Sealants Aren't All The Same — A Quality Manager's Story

2026-07-17 · Array

A quality manager shares a real-world lesson on why specifying the right silicone sealant (like Dow Corning 795) and knowing your substrate (like polypropylene) actually matters — before it costs you a project.

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Technical Note

The $700-a-Barrel Lesson: Why Cheap Silicone Grease Cost Us More in the Long Run

2026-07-16 · Array

A procurement manager shares a real-world lesson in TCO, comparing low-cost silicone greases against Dow Corning's transparent pricing, hidden costs, and the value of reliability in industrial sealing.

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Technical Note

Dow Corning Silicone Products: What an Admin Buyer Learned About When They Work (and When They Don’t)

2026-07-16 · Array

As an admin buyer managing procurement for a mid‑sized company, Iʼve ordered Dow Corning 200 silicone oil, 111 silicone grease, silicone bottles, and even medical‑grade silicone for prototypes. Hereʼs my honest take on when these products shine – and when you should look elsewhere.

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Technical Note

Why Your O-Ring Failed (And How To Make It Last With Dow Corning)

2026-07-14 · Array

A procurement pro shares hard-won lessons on choosing the right seal — from o-ring sizing to Dow Corning DC4 grease — so you don't repeat his $8,000 mistake.

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Technical Note

Why Your Silicone Selection Is Probably Wrong (And Why It Costs You)

2026-07-14 · Array

A deep dive into common silicone material misconceptions from an emergency operations specialist. Discover why rushing to choose cheap alternatives like TPU or off-spec foam leads to costly failures, and how Dow Corning's full-range solutions can save your project.

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Technical Note

Dow Corning Silicone Solutions: Emergency Orders Handled in 24 Hours (With Real Case Studies)

2026-07-13 · Array

Need Dow Corning silicone fast? From 785 sealant to custom rubber heaters, here's how to get rush orders delivered when every hour counts. Real emergency case studies included.

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Technical Note

When the Clock Is Ticking: Choosing Silicone Over Polyurethane in a Rush Job

2026-07-13 · Array

A real-world emergency project story showing why Dow Corning silicone sealant 789 saved the day — and why it's not always the right choice.

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Technical Note

Thermoplastic Rubber vs Rubber: What I Learned Buying Air Hoses for Our Plant

2026-07-10 · Array

A procurement manager compares thermoplastic rubber and traditional rubber for industrial air hoses, sharing real-world insights on cost, durability, and performance. Includes when Dow Corning silicone elastomers become the better choice.

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Technical Note

A 6-Step Checklist to Avoid Costly Mistakes When Selecting Silicone Products (Based on $4,500 Worth of My Own Errors)

2026-07-10 · Array

A practical guide from an engineer who learned the hard way about silicone sealants, gaskets, O-rings, and insulation choices. Includes a pre-order verification list.

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Recent Notes

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 2026-09-09 Dow Corning vs. Generic Silicone: When the Premium Is Actually Worth It 2026-09-08 Dow Corning 111 Grease, Black Teflon, and the Polymer Question Everyone Rushes Past 2026-09-08 Dow Corning Silicone Fluids, Compounds, and O-Rings: A Buyer’s Checklist Before You Order 2026-09-07 A Waterproof Rubber Strip Failed After 14 Months: The $10,000 Nitrile Rubber Formulation Lesson

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