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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

O-Rings, Polyurethane, and Caulk: Three Expensive Mistakes I Made with Silicone Selection

A firsthand account of costly errors in selecting the correct Dow Corning silicone for O-rings, polyurethane production, and construction sealants. Lessons learned on material compatibility, product specifications, and supplier communication.

2026-06-18 · Array
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Technical Note

Why I Won't Specify Generic Silicone (And Neither Should You)

2026-06-18 · Array

A veteran spec writer shares hard-learned lessons about Dow Corning products, from metric o-ring sizes to silicone biodegradability. Real mistakes, real costs, real advice.

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Technical Note

Why I Believe Silicone Is a Better Long-Term Investment Than Rubber for Industrial Applications

2026-06-17 · Array

An insider's perspective on why choosing silicone over rubber isn't about hype—it's about avoiding costly downtime and emergency repairs. Based on real-world experience in high-stakes industrial environments.

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Technical Note

Dow Corning Silicones: What a $3,200 Mistake Taught Me About Picking the Right Material

2026-06-17 · Array

A procurement professional shares a costly lesson about spec'ing Dow Corning silicones, including the 732 sealant, O-ring selection, and material compatibilities. Honest advice on when silicone is the right call and when it's not.

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Technical Note

Dow Corning Silicone vs Nitrile: Why the 'Cheaper' Material Cost Us 17% More

2026-06-16 · Array

A procurement manager's analysis of why Dow Corning silicone compounds outperform nitrile rubber in total cost of ownership, with real budget data from 6 years of vendor comparisons.

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Technical Note

Dow Corning Products FAQ: What You Actually Need to Know (From a Quality Inspector's Perspective)

2026-06-16 · Array

A direct, no-fluff FAQ answering common questions about Dow Corning silicone grease, sealants, and more—from someone who checks every spec before it ships.

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Technical Note

Why Your 'Reliable' Rubber Seal is Costing You Production Time

2026-06-05 · Array

When a failed seal shuts down a packaging line, the root cause isn't always the rubber. A quality inspector explains why specifications often mislead engineers, and how total cost thinking points toward silicone alternatives like Dow Corning 111 and 200 fluid.

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Technical Note

The O-Ring Problem No One Talks About (And the Admin Buyer Who Solved It)

2026-06-05 · Array

An admin buyer's real-world guide to understanding O-ring failures, total cost, and material selection for industrial sealing.

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Technical Note

Cost Controller’s FAQ: Dow Corning Silicone – 732 Sealant, Foam, Donut Molds & TPU vs. Silicone Phone Cases

2026-06-04 · Array

A procurement manager answers the real cost questions behind Dow Corning silicone products: 732 sealant, wholesale foam, donut molds, and the TPU vs silicone phone case debate. Transparent pricing tips and hidden fee traps.

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Technical Note

When PTFE Let Us Down: How Dow Corning Silicone 785 Changed Our O-Ring Specs

2026-06-04 · Array

A quality inspector shares a real-world experience where an initial preference for PTFE led to a costly failure, and how switching to Dow Corning silicone 785 saved the day—plus what it taught about evolving material standards.

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Recent Notes

2026-07-10 Thermoplastic Rubber vs Rubber: What I Learned Buying Air Hoses for Our Plant 2026-07-10 A 6-Step Checklist to Avoid Costly Mistakes When Selecting Silicone Products (Based on $4,500 Worth of My Own Errors) 2026-07-09 Why Most Engineers Still Get Silicone Seal Selection Wrong (And What I Learned From $4,200 Worth of Mistakes) 2026-07-09 Dow Corning Silicone Sealants & Grease: Honest Answers from a Quality Inspector 2026-07-08 Why I Stopped Treating Silicone Sealants Like a Commodity (and Started Ordering Dow Corning 732) 2026-07-08 Dow Corning Silicone Materials: 7 Questions Every Engineer Should Ask Before Their Next Project 2026-07-07 The Silicone Sealant Mistake That Cost Me $2,800 2026-07-07 Dow Corning Silicone Products: An Admin Buyer’s Practical FAQ 2026-07-06 I Learned the Hard Way Why Polyurethane and Silicone Rubber Are Not the Same Thing 2026-07-06 I Stopped Chasing the Cheapest Silicone Sealant After a $3,200 Mistake. Here’s Why.

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