Paul Industries is a nationwide process-equipment and sanitary-piping contractor working across Indiana: implant passivation to ASTM F86, ISO 14644 cleanrooms, purified water and DI systems, sanitary process piping and CIP/SIP. Indiana is unusual in carrying two major regulated industries with different rulebooks. Warsaw holds roughly a third of the world’s orthopedic manufacturing and about 60 percent of replacement hip and knee production, while Eli Lilly is delivering a $27 billion program across four new United States sites from its Indianapolis base.
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Warsaw is a passivation market before it is anything else
Orthopedic implant manufacturing concentrates a specific set of process requirements more tightly than any other cluster in the country. The parts are machined, polished, cleaned, passivated, inspected and packaged, and almost every step generates a process-system requirement: ultrasonic and parts-cleaning lines, deionized rinse water at a specified resistivity, controlled environments for assembly and packaging, and passivation of the implants themselves.
That last one is where the standard diverges from the rest of our industry. ASTM F86 is the practice written specifically for metallic surgical implants, covering surface preparation and marking of the device. It is not interchangeable with ASTM A967, the general specification for passivating stainless parts and equipment, normally paired with ASTM A380 for cleaning. On an implant line you routinely need both: F86 governs the product, A967 and A380 govern the tanks, piping and fixtures that handle it. Auditors ask which standard applied to which surface, and the answer has to be documented separately for each.
Device work is not pharmaceutical work with a different label
Contractors who work mainly in pharmaceuticals import drug-plant assumptions into device projects, and it shows up as cost that buys nothing. Three differences matter in Indiana specifically.
| Element | Device (21 CFR 820, ISO 13485) | Drug (21 CFR 211) |
|---|---|---|
| Quality framework | Design controls and process validation | Batch records and batch genealogy |
| Water grade | Usually USP Purified Water or DI to a stated resistivity | Frequently WFI at 0.25 EU/mL |
| Passivation standard | ASTM F86 for the implant itself | ASTM A967 and A380 for equipment |
| Cleanroom class | Commonly ISO 7 and ISO 8 for assembly and packaging | Grade A to D for sterile operations |
| Cleaning validation target | Machining residues, cutting fluid, polishing compound | Active ingredient carryover |
| Who audits | Notified body as well as FDA | FDA drug investigators |
Specifying a hot WFI loop for a device rinse application is the most common and most expensive of those errors. It adds substantial capital and running cost for a requirement the cleaning validation does not impose.
What we build for Indiana facilities
- Passivation ASTM F86 for metallic implants, ASTM A967 with ASTM A380 cleaning for the process systems around them, documented separately.
- Purified water and DI systems USP Purified Water or resistivity-specified DI for rinse and ultrasonic duty, sized for real peak demand.
- Cleanrooms ISO 7 and ISO 8 assembly, packaging and sterile-barrier rooms, with certification and recertification.
- Sanitary process piping Orbital-welded stainless with weld logs, borescope records and material traceability.
- Turnkey process systems One contract across envelope, water, piping and passivation so interfaces do not fall between vendors.
Why Paul Industries in Indiana
Device lines fail at interfaces. The cleanroom installer assumes the water vendor owns the final rinse specification, the water vendor assumes the cleaning-line supplier does, and the passivation record for the process equipment never gets written because nobody scoped it. We self-perform the piping, welding and passivation, so those handoffs happen inside one organization. Indiana also sits at national-average electricity, which means design decisions here can follow the engineering rather than being distorted by energy economics in either direction.
Standards referenced: ASTM F86 · ASTM A967 · ASTM A380 · 21 CFR 820 · EIA electricity price data · ISO 13485 · ASME BPE · 21 CFR 211 · ISO 14644-1
Frequently asked questions
What is the difference between ASTM F86 and ASTM A967?
ASTM F86 is written specifically for metallic surgical implants, covering surface preparation and marking of the implant itself. ASTM A967 is the general specification for chemical passivation of stainless steel parts and equipment, normally paired with ASTM A380 for cleaning and descaling. They are not interchangeable. On an implant line you frequently need both, and the documentation has to make clear which standard applied to which surface.
Do you work in Warsaw and the orthopedic cluster?
Yes. Warsaw is one of the densest concentrations of implant manufacturing anywhere, holding roughly a third of world orthopedic production and about 60 percent of replacement hip and knee manufacturing, employing around 13,000 people. The recurring scopes are implant passivation to ASTM F86, ultrasonic and parts-cleaning lines, DI rinse water and the sanitary distribution feeding them.
Does an implant line need Water for Injection?
Usually not. Most device rinsing and ultrasonic cleaning runs on USP Purified Water or on DI water specified by resistivity, because the cleaning validation targets removal of machining residues rather than control of a parenteral endotoxin limit. WFI becomes relevant for implants with bloodstream contact or combination products carrying a drug. Specifying a hot WFI loop by default adds capital and running cost a device line often cannot justify.
How does 21 CFR 820 change what we have to document?
The Quality System Regulation is built around design controls and process validation rather than batch records. For process equipment that means installation and operational qualification tied to a validated manufacturing process, feeding the device master record. The deliverables look similar to pharmaceutical IQ/OQ/PQ, but the justification is written against process capability and design inputs rather than batch genealogy, and a notified body may audit it as well as FDA.
Can you support the Lilly build-out?
We work as a process-systems contractor and subcontractor on projects of that scale, delivering high-purity water, sanitary piping, cleanroom and CIP/SIP packages. A $27 billion program across multiple sites is delivered through many individual packages rather than a single award, so the productive conversation is about a specific scope. Contact us to discuss one.
What cleanroom class does implant assembly need?
ISO 8 is common for general assembly and packaging, ISO 7 for higher-risk assembly or sterile-barrier operations. The class follows from the product’s bioburden strategy and whether terminal sterilization is used, not from a fixed rule. A terminally sterilized device can often be assembled in a less stringent environment than one relying on aseptic presentation, and that is where unnecessary cost is most often designed in.
Do you build ultrasonic and parts-cleaning lines?
Yes, including the water, drainage, ventilation and controls around them. The part most often underestimated is the rinse side: final rinse water quality, how it is delivered, how it drains and how it is sampled will determine whether the cleaning validation passes. We specify the rinse loop as part of the line rather than treating it as a utility connection made later by someone else.
How is cleaning validation different on a device line?
It targets manufacturing residues such as cutting fluids, machining debris, polishing compounds and handling contamination rather than active pharmaceutical ingredient carryover. That changes the analytical methods, the acceptance criteria and the rinse water grade you can justify. It also makes the design of the ultrasonic and rinse sequence part of the validation argument rather than a purely mechanical choice.
Can you passivate implants and the equipment that handles them?
Yes, as two separate documented activities. Implants follow ASTM F86 for surface preparation, while the tanks, piping and fixtures that contact them are cleaned per ASTM A380 and passivated per ASTM A967. We record procedure, chemistry, contact time, temperature, rinse quality and final verification for each, because the first question in an audit is which standard applied where.
Does Indiana energy cost affect design decisions?
Less than almost anywhere else, which is genuinely useful. Indiana industrial electricity averaged 8.15 cents per kilowatt-hour in 2024 against a national average of 8.13 (EIA), so it sits essentially at the national midpoint. Design decisions here can follow the engineering requirement rather than being pulled by energy economics the way they are in California or the Gulf Coast.
Can you work around device production schedules?
Yes. Device plants typically run long production hours with limited windows for process work, so we prefabricate offsite and stage tie-ins into the available gaps. Where a change touches a validated system the documentation scope is planned alongside the physical work, because a like-for-like repair that quietly becomes a modification is the outcome nobody wants to explain to a notified body.
How do I get a quote for an Indiana project?
Use the form on this page or call 201-450-8280. Useful inputs are the device and whether it is terminally sterilized, the cleanroom class you believe you need, the rinse water grade your cleaning validation assumes, and whether implant passivation is in scope. For pharmaceutical work, the product and its regulatory regime plus your target qualification date are the right starting point.
What makes Indiana different from other manufacturing states?
It carries two substantial and quite different regulated industries: a major orthopaedic device cluster and large-scale pharmaceutical manufacturing. The engineering skills overlap and the governing frameworks do not, so the same contractor has to move between device quality system expectations and pharmaceutical GMP without applying one to the other by habit.
What is the difference between the two standards most cited here?
One addresses surface preparation and marking of metallic surgical implants and sits in the device manufacturing context; the other addresses passivation of stainless steel parts generally and the tests used to verify it. Device work frequently references both, and the specification should state which governs acceptance, because the verification expectations differ.
How does the device quality system change what we document?
It requires design controls, process validation and records proportionate to risk, which means documentation flows from the risk analysis rather than from a prescriptive grade. In practice that is more demanding in some places than GMP and considerably lighter in others, and the mistake is applying pharmaceutical documentation wholesale to a device operation.
What does the Warsaw supply chain need most?
Documentation and validation support rather than technical capability. The specialist machining and finishing suppliers serving the prime manufacturers do sophisticated work with small teams, and what they most often lack is the evidence package their customers’ audits ask for. That gap is closable and it is rarely about the quality of the work itself.
Can you support a large pharmaceutical build-out?
The engineering is the same work at a different scale, and what changes is sequencing and crew continuity rather than technique. Large builds compete for the same specialist labour across the region, so the practical questions are how early the design freezes, how much can be prefabricated, and whether the documentation keeps pace with the construction.
What should an Indiana client establish before pricing?
Whether the work sits under device or pharmaceutical expectations, what the product’s cleanliness and sterilisation route actually require, what documentation the customer or regulator will ask for, and what production access is available. Those four determine most of the cost, and they are frequently assumed rather than decided.
What is the commonest costly error in this state?
Applying pharmaceutical requirements to device manufacture. It produces Water for Injection where deionised water would serve, aseptic-grade rooms for terminally sterilised product, and pharmaceutical cleaning validation methods that cannot measure the residues that actually matter. The spending is real and the product is no safer for it.
How do you handle a project spanning both industries?
By specifying line by line and area by area against what each actually requires, which produces a project with several standards in it rather than one blanket standard. That is more work at design and considerably less cost at construction, and it avoids the two failure modes of over-specifying the device side and under-documenting the pharmaceutical side.
What is the realistic lead time on an Indiana project?
Equipment and fabrication capacity govern rather than field labour. Cleaning line equipment, tanks, specialist valves and instruments carry the longest leads, and they are ordered against a frozen specification. The practical planning approach is to fix the parameters that drive procurement early and accept that late specification changes move the completion date.
How is a project scoped from the first conversation?
By establishing what the product requires, which framework governs, what production access exists, and what documentation the customer or regulator will ask for. Most inaccurate bids come from unstated assumptions about access and documentation rather than from mispriced labour, which is why those are worth settling before any number is produced.
How quickly can you respond to a breakdown?
Response is much faster at a facility we already know, because the first hours of any emergency are otherwise spent working out what is installed and where it isolates. Having drawings, material records and isolation points documented in advance converts an unplanned failure from an investigation into a repair.
What does a customer audit actually look for?
Whether the supplier controls its processes, evidenced by records that connect what was specified to what was done. A coherent file showing material traceability, joint records, validated cleaning with limits and a rationale, and a change history is far more persuasive than a large file of activity. Auditors ask how a limit was derived and why sampling locations were chosen.
What should be prepared before requesting a quote?
The product and process requirement, the governing framework, site constraints including production access, and the documentation expected at handover. With those, a price means something. Without them every bid is priced on different assumptions and the lowest one is usually the one that assumed least.
Planning a device or pharmaceutical project in Indiana?
Tell us the product, the quality system it runs under and your qualification date. Call 201-450-8280 or use the form below.
