Backtested Material Engineering Datasheet
Water, Fresh vs Polypropylene Compatibility
Verified chemical resistance rating (Safe for Continuous Industrial Service), thermal boundary limits (Ambient to elevated operating temperatures within standard material limits), and material specification guide for Polypropylene exposed to Water, Fresh in Food, Beverage, Natural Oil & Aqueous Media service.
Official Resistance Rating
Grade A
A-Excellent
Safe for Continuous Industrial Service
Polypropylene
A-Excellent
Engineering Verdict — Safe for Continuous Industrial Service
A-Excellent
Water, Fresh vs Polypropylene: A-Excellent
Exposing Polypropylene to Water, Fresh (Formula: H2O, CAS: 7732-18-5) carries an official rating of A-Excellent (Safe for Continuous Industrial Service). Maximum recommended thermal operating limit: Ambient to elevated operating temperatures within standard material limits. Best Grade A alternative materials for continuous or high-temperature service: Stainless Steel, Viton, PTFE, EPDM.
Technical Specifications and Operating Parameters
| Chemical Medium | Water, Fresh |
|---|---|
| Chemical Formula | H2O |
| CAS Registry Number | 7732-18-5 |
| Chemical Functional Class | Food, Beverage, Natural Oil & Aqueous Media |
| Wetted Material | Polypropylene |
| Official Resistance Rating | A-Excellent (Grade A) |
| Engineering Service Verdict | Safe for Continuous Industrial Service |
| Max Temp and Concentration Limit | Ambient to elevated operating temperatures within standard material limits |
| Best Grade A Alternatives | Stainless Steel, Viton, PTFE, EPDM |
| Backtest and Audit Verification | Verified against Cole-Parmer, ISM & Graco industrial chemical resistance charts. |
Water, Fresh Cross-Material Comparison Matrix (9 Materials)
Direct benchmark ratings across all 9 reference industrial materials for Water, Fresh:
Polypropylene
A-Excellent
316 Stainless Steel
A-Excellent
Viton (FKM)
A-Excellent
PTFE (Teflon)
A-Excellent
EPDM
A-Excellent
PVC Type I
A-Excellent
PVDF (Kynar)
A-Excellent
Buna-N (Nitrile)
A-Excellent
HDPE
A-Excellent
| Material Name | Compatibility Rating | Service Verdict | Temperature Limit | Datasheet |
|---|---|---|---|---|
| Buna-N | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| EPDM | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| HDPE | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Polypropylene | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| PTFE | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| PVC | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| PVDF | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Stainless Steel | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Viton | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Buna-N | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| EPDM | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| HDPE | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Polypropylene | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| PTFE | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| PVC | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| PVDF | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Stainless Steel | B-Good | Acceptable with Operating Controls | Ambient service (72°F / 22°C) preferred; monitor wear in continuous service | Report |
| Viton | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Buna-N | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| EPDM | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| HDPE | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Polypropylene | A2-Excellent | Safe for Continuous Ambient Service | Verified up to 72°F (22°C); conduct thermal de-rating above 100°F (38°C) | Report |
| PTFE | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| PVC | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| PVDF | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Stainless Steel | A1-Excellent | Safe for Continuous Industrial Service | Up to 120°F (49°C) verified; up to material thermal limit in non-pressurized service | Report |
| Viton | A1-Excellent | Safe for Continuous Industrial Service | Up to 120°F (49°C) verified; up to material thermal limit in non-pressurized service | Report |
| Buna-N | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| EPDM | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| HDPE | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Polypropylene | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| PTFE | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| PVC | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| PVDF | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Stainless Steel | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Viton | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Buna-N | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| EPDM | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| HDPE | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Polypropylene | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| PTFE | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| PVC | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| PVDF | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Stainless Steel | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Viton | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Buna-N | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| EPDM | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| HDPE | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Polypropylene | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| PTFE | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| PVC | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| PVDF | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
| Stainless Steel | B-Good | Acceptable with Operating Controls | Ambient service (72°F / 22°C) preferred; monitor wear in continuous service | Report |
| Viton | A-Excellent | Safe for Continuous Industrial Service | Ambient to elevated operating temperatures within standard material limits | Report |
Chemical and Material Interaction Analysis
Engineering Compatibility Verdict
Water, Fresh vs Polypropylene: A – Excellent (Fully Compatible)
Summary Verdict: Polypropylene (PP Homopolymer & Copolymer) is rated A-Excellent (Safe for Continuous Industrial Service) when exposed to Water, Fresh (Formula: H2O, CAS: 7732-18-5). Approved for continuous fluid handling, bulk storage, valves, and sealing assemblies.
Quick Engineering Specifications
| Chemical Media | Water, Fresh |
|---|---|
| Chemical Formula | H2O |
| CAS Registry Number | 7732-18-5 |
| Chemical Classification | Food, Beverage, Natural Oil & Aqueous Media |
| Wetted Material | Polypropylene (PP Homopolymer & Copolymer) (Semi-Crystalline Polyolefin Thermoplastic) |
| Official Resistance Rating | A – Excellent (Fully Compatible) (Grade A) |
| Recommended Temperature Window | Ambient to elevated operating temperatures within standard material limits (Material limit: 32°F to 180°F (0°C to 82°C)) |
| Top Grade-A Alternatives | Stainless Steel, Viton, PTFE, EPDM |
| Data Verification Status | Verified against Cole-Parmer, ISM & Graco industrial chemical resistance charts. |
Chemical & Material Interaction Analysis
Water, Fresh is classified as a food, beverage, natural oil & aqueous media (requires FDA/sanitary-grade material stability and resistance to mild organic acids or salts). Used in sanitary food & beverage processing, agricultural storage, and utility water systems. When selecting wetted components for Polypropylene, engineers must account for both concentration-dependent chemical attack and thermal stress:
- Reaction & Failure Mechanism: Chemically inert interface with no measurable corrosion, polymer chain scission, or elastomeric swell under standard operating conditions.
- Material Profile (Polypropylene): Broad resistance to aqueous acids, caustics, plating baths, and inorganic salt solutions without stress-corrosion cracking. However, susceptible to oxidative chain scission in strong oxidizing acids (fuming nitric/oleum) and rapid swelling/softening in chlorinated or aromatic hydrocarbons.
- Application Scope: Common wetted components include bulk chemical storage tanks, AODD pump manifolds, Schedule 80 piping, filter housings, and laboratory labware.
Cross-Material Compatibility Comparison for Water, Fresh
To help you select the longest-lasting piping, valve lining, or O-ring seal for Water, Fresh, the table below compares Polypropylene against 8 other common industrial engineering materials:
| Wetted Material | Compatibility Rating | Service Recommendation | Material Temp Range |
|---|---|---|---|
| Polypropylene (PP Homopolymer & Copolymer) (Current Page) | A-Excellent | Safe for Continuous Industrial Service | 32°F to 180°F (0°C to 82°C) |
| 316 / 304 Austenitic Stainless Steel | A-Excellent | Safe for Continuous Industrial Service | -325°F to 800°F (-198°C to 426°C) |
| Viton® (FKM Fluoroelastomer) | A-Excellent | Safe for Continuous Industrial Service | -15°F to 400°F (-26°C to 204°C) |
| PTFE (Teflon® / Polytetrafluoroethylene) | A-Excellent | Safe for Continuous Industrial Service | -328°F to 500°F (-200°C to 260°C) |
| EPDM (Ethylene Propylene Diene Monomer) | A-Excellent | Safe for Continuous Industrial Service | -60°F to 300°F (-51°C to 149°C) |
| PVC Type I (Unplasticized Polyvinyl Chloride / uPVC) | A-Excellent | Safe for Continuous Industrial Service | 32°F to 140°F (0°C to 60°C) |
| PVDF (Kynar® / Polyvinylidene Fluoride) | A-Excellent | Safe for Continuous Industrial Service | -40°F to 280°F (-40°C to 138°C) |
| Buna-N (Nitrile / NBR Elastomer) | A-Excellent | Safe for Continuous Industrial Service | -40°F to 250°F (-40°C to 121°C) |
| HDPE (High-Density Polyethylene) | A-Excellent | Safe for Continuous Industrial Service | -60°F to 140°F (-51°C to 60°C) |
Frequently Asked Questions (FAQ)
Is Polypropylene compatible with Water, Fresh?
Polypropylene is rated A-Excellent (Safe for Continuous Industrial Service) with Water, Fresh (Formula: H2O, CAS: 7732-18-5). Chemically inert interface with no measurable corrosion, polymer chain scission, or elastomeric swell under standard operating conditions. Approved for continuous fluid handling, bulk storage, valves, and sealing assemblies.
What is the best alternative material for handling Water, Fresh?
If Polypropylene does not meet your temperature or pressure requirements for Water, Fresh, the highest-rated Grade A alternatives are Stainless Steel, Viton, PTFE, EPDM. Always verify O-ring elastomers and metallic fasteners separately before full-scale deployment.
Technical Engineering FAQs: Water, Fresh vs Polypropylene
Click any question below for chemical failure-mode specifics, thermal derating limits, and material selection rules:
Can Polypropylene be specified for Water, Fresh process piping, valves, or gaskets?
Yes. Because Polypropylene achieves a Grade A (A-Excellent) rating with Water, Fresh (Safe for Continuous Industrial Service), it is approved for continuous-duty wetted components including process piping, storage tanks, valve bodies, and seals within the recommended operating window (Ambient to elevated operating temperatures within standard material limits).
How do all 9 reference materials compare for Water, Fresh (CAS 7732-18-5)?
For Water, Fresh (H2O, Food, Beverage, Natural Oil & Aqueous Media), our cross-material compatibility matrix establishes the following ratings across all 9 engineering materials:
Polypropylene: A-Excellent |
316 Stainless Steel: A-Excellent |
PTFE (Teflon): A-Excellent |
PVDF (Kynar): A-Excellent |
PVC Type I: A-Excellent |
HDPE: A-Excellent |
Viton (FKM): A-Excellent |
EPDM: A-Excellent |
Buna-N (Nitrile): A-Excellent.