AI Visibility Index · Cell report
MeasuredAI Visibility Index: Molded Rubber Products in Pennsylvania
When a buyer asks an AI assistant for a molded rubber products supplier in Pennsylvania, these are the companies that get named. This is what we found when the cell was last measured.
- 95 companies tracked
- Last measured September 30, 2026
- Next measurement October 30, 2026
The headline numbers
Never named by AI
83 of 95
companies never appeared in a single buying question
They were asked the same 5 buying questions as everyone else in this cell and were not named once.
- 12 named at least once
- 83 never named
- Cell average
- 0.77of 15
Across all 95 tracked companies.
- Top ten average
- 8.3of 15
The ten most visible companies in the cell.
A company's score is how many of the 15 measured answers named it.
The top ten in Pennsylvania
These are the companies AI assistants named most often when Pennsylvania buyers went looking for a supplier in this category.
| Rank | Company | Location | AI visibility |
|---|---|---|---|
| 1 | Corry Rubber Corporation 25 employeesCorry, Pennsylvania | Corry, Pennsylvania | 14 of 15 answers |
| 2 | Mason Rubber Co., Inc. 10 employeesFeasterville-Trevose, Pennsylvania 3 name variants
| Feasterville-Trevose, Pennsylvania | 12 of 15 answers |
| 3 | Associated Rubber, Inc. 40 employeesQuakertown, Pennsylvania 2 name variants
| Quakertown, Pennsylvania | 9 of 15 answers |
| 4 | National Rubber Corporation 15 employeesCanonsburg, Pennsylvania | Canonsburg, Pennsylvania | 9 of 15 answers |
| 5 | Atlantic Gasket Corporation Pennsylvania | Pennsylvania | 8 of 15 answers |
| 6 | Eagle Rubber Products Inc 18 employeesZelienople, Pennsylvania | Zelienople, Pennsylvania | 7 of 15 answers |
| 7 | Pelmor Laboratories Inc 65 employeesNewtown, Pennsylvania 2 name variants
| Newtown, Pennsylvania | 7 of 15 answers |
| 8 | Lake Erie Rubber & Manufacturing Pennsylvania | Pennsylvania | 7 of 15 answers |
| 9 | Polyonics Rubber Company 6 employeesWest Mifflin, Pennsylvania | West Mifflin, Pennsylvania | 5 of 15 answers |
| 10 | Stockwell Elastomerics, Inc 75 employeesPhiladelphia, Pennsylvania | Philadelphia, Pennsylvania | 5 of 15 answers |
7 more companies were named at least once. Companies outside the top ten are counted in the averages but not named here.
Also named, based in another state
AI assistants named these companies too, but MacRAE'S lists them in a different state, not Pennsylvania. They belong to that state's ranking, not this one.
| Company | State | Mentions |
|---|---|---|
| Plasticoid Company | Ontario | 2 of 15 |
| Action Rubber Company | Ohio | 1 of 15 |
One of these yours?
A complete Blue Book listing is one of the sources assistants read in this category. Confirming your details is free.
The five questions we asked
Every company in this cell is measured on the same questions, written the way a buyer would type them. That is what makes the ranking a comparison rather than a collection of anecdotes.
- 1“Best suppliers of molded rubber products in Pennsylvania”
- 2“Who supplies custom molded rubber gaskets with metal inserts in Pennsylvania”
- 3“I need a Pennsylvania molded rubber products partner for a 25,000-piece vibration isolator run, who should I talk to”
- 4“Top molded rubber products suppliers in Pennsylvania for OEM manufacturing buyers”
- 5“Which Pennsylvania molded rubber product manufacturers can handle high-volume compression and transfer molding of EPDM components”
- 6“List 20 molded rubber products companies in Pennsylvania with their specialties.”the roster question
Each question is asked more than once, which is why a company's score is out of 15 answers rather than out of the number of questions.
Where AI drew its answers from
These are the sources the answers in this cell leaned on most, ranked by how many of the named companies each one stands behind.
- masonrubber.com3 companies
- lakeerierubber.com2 companies
- associatedrubber.com2 companies
- pelmor.com2 companies
- thomasnet.comDirectory2 companies
- atlanticgasket.com1 company
- corryrubber.com1 company
- nationalrubber.com1 company
- plasticoid.com1 company
- polyonicsrubber.com1 company
- stockwell.com1 company
- actionrubber.com1 company
30 sources were cited across this cell's answers from 18 domains. A directory page often stands behind several companies at once; a company's own site usually stands behind one.
Pennsylvania in context
Pennsylvania ranks 5th of 11 measured states in this category. Each bar is the share of that state's tracked companies that AI assistants named at least once; across every measured state in this category the share is 12%.
- Wisconsin19%
- Illinois18%
- Indiana17%
- New York14%
- Pennsylvania13%
- New Jersey12%
- Ohio11%
- Florida11%
- California10%
- Texas10%
- Michigan8%
Look up a company
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- Every question it was named on
- Every question it was not
- What moved
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More published reports in Pennsylvania
- Metal Fabrication Services840 tracked
- Contract Machining & Machine Shops644 tracked
- Metal Cutting Tools491 tracked
- Injection Molded Plastics466 tracked
- Industrial & Process Controls431 tracked
- Conveyors & Material Handling Equipment317 tracked
- Industrial Machinery & Equipment Distributors296 tracked
- Metal Finishing Services289 tracked
- Welding Services288 tracked
- Metal Service Centers271 tracked
- Industrial Fasteners269 tracked
- Industrial Wire & Cable268 tracked