描述
458G-500 Clear is a waterborne 458G-500 Clear PFA Primer from Chemours‘ Teflon industrial coatings portfolio, genuinely manufactured by Chemours and imported as original product. As an authorized distributor and trader, we supply genuine material with full traceability and direct access to official Chemours technical documentation. For more product options and company information, please visit our website at https://szrqchem.com/.
458G-500 Clear is a waterborne PFA (perfluoroalkoxy) primer specifically engineered as the foundational layer for PFA and PFEP topcoat systems. PFA is a melt‑processable fluoropolymer that melts and flows during baking to form nonporous, smooth, and highly durable films. These multi‑coat systems provide higher continuous use temperatures (260°C / 500°F), have a high dielectric strength, and are considered tougher than PTFE or FEP.
Primers effectively prepare surfaces before coating application by creating a protective layer over the substrate that decreases the porosity of the coating so that it is not absorbed by the substrate. The 458G-500 primer serves as a robust “bridge” between the substrate and the topcoat, dramatically enhancing adhesion and fundamentally resolving coating delamination issues to ensure long-term durability of the coating system. The clear, transparent finish preserves the appearance of the underlying substrate while providing excellent adhesion and corrosion protection.
The primer can be applied to a wide range of substrates including carbon steel, aluminum, stainless steel, alloy steel, brass, magnesium, as well as non‑metallic materials including glass, fiberglass, and certain rubbers and plastics. With regular stock availability, we support both trial orders and large‑volume bulk shipments for chemical processing, food equipment, semiconductor, and other demanding industrial applications.
Key Features of 458G-500 Clear PFA Primer
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PFA High Performance – PFA provides higher continuous use temperatures (260°C / 500°F), high dielectric strength, and is tougher than PTFE or FEP.
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Superior Adhesion – Acts as a robust “bridge” between the substrate and PFA/PFEP topcoats, fundamentally preventing coating delamination and ensuring long-term durability.
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Clear Finish – Transparent primer that preserves the appearance of the underlying substrate while providing superior protection.
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Waterborne Formulation – Low VOC emissions, environmentally friendly processing, and safer handling for operators.
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Excellent PFA/PFEP Topcoat Compatibility – Suitable for use with PFA and PFEP topcoat systems.
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High Temperature Resistance – Continuous service up to 260°C (500°F).
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Superior Chemical Resistance – Resists most acids, bases, and solvents; excellent chemical inertness.
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Enhanced Durability – By improving adhesion, the primer significantly extends the overall service life of the coating system.
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Broad Substrate Compatibility – Can be applied to carbon steel, aluminum, stainless steel, alloy steel, brass, magnesium, as well as non‑metallic materials including glass, fiberglass, and certain rubbers and plastics.
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Optimized Surface Preparation – A smooth, well‑adhered primer layer allows the subsequent PFA/PFEP topcoat to distribute more evenly, resulting in better smoothness, nonstick properties, and appearance.
Typical Applications for 458G-500 Clear
| Industry | Typical Components & Considerations |
|---|---|
| Chemical Processing | Reaction vessels, agitators, pipelines, pumps, tanks, valves – resists strong acids and alkalis, ensures equipment stability and service life |
| Food Processing Equipment | Bakeware, conveyor belts, cutting tools, baking molds – ensures easy release and cleaning, improves processing efficiency |
| Semiconductor Equipment | High‑purity components, circuit board baking trays – stable at high temperatures, no harmful substance release |
| Plastic & Rubber Industry | Rollers, shoe molds, rubber glove molds, tire molds – prevents sticking, extends mold life |
| Textile Industry | Rollers for yarn sizing – prevents high‑viscosity chemical slurry adhesion |
| Medical Devices | Surgical instruments, infusion tubes – reduces friction, improves durability |
| Aerospace | Aircraft engine components, fuel system piping – stable performance in extreme environments |
| Industrial Bakeware | Bread pans, sheet pans, baking molds – requires durable, food‑grade nonstick coating system |
| Office Automation | Copier, printer components – nonstick, low‑friction surfaces |
| General Industrial | Machinery components requiring PFA nonstick properties with enhanced adhesion and durability |
Material Advantages
458G-500 Clear PFA Primer is a waterborne PFA primer that delivers:
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Superior Adhesion – Primers effectively prepare surfaces before coating application, creating a protective layer over the substrate that decreases porosity and prevents the coating from being absorbed. The primer acts as a “bridge” between the substrate and the topcoat, ensuring the entire coating system remains firmly bonded and preventing delamination.
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PFA Performance – PFA provides higher continuous use temperatures (260°C / 500°F), high dielectric strength, and is tougher than PTFE or FEP.
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Chemical Inertness – PFA‑based formulation provides excellent resistance to chemicals and corrosion, making it suitable for harsh chemical processing environments.
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Thermal Stability – Maintains performance at continuous service temperatures up to 260°C (500°F).
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Environmental Compliance – Waterborne carrier with low VOC emissions reduces environmental impact compared to solvent‑based alternatives.
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Broad Substrate Compatibility – Applicable to carbon steel, aluminum, stainless steel, alloy steel, brass, magnesium, as well as non‑metallic materials including glass, fiberglass, and certain rubbers and plastics.
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Enhanced Durability – Provides proper adhesion, increased durability, and additional protection to the substrate.
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Optimized Surface – A smooth, well‑adhered primer layer allows the subsequent PFA/PFEP topcoat to distribute more evenly, resulting in better smoothness, nonstick properties, and appearance.
Chemours, as the inventor of Teflon, brings over 80 years of fluoro‑polymer expertise, ensuring batch‑to‑batch consistency, reliable supply, and full technical support.
Typical Properties
| Property | 458G-500 Clear | Unit / Remarks |
|---|---|---|
| Product Type | PFA Waterborne Primer | – |
| Color | Clear / Transparent | – |
| Carrier | Waterborne (aqueous dispersion) | Low VOC |
| Coating System | Primer | PFA/PFEP topcoat systems |
| FDA Compliance | Please consult Chemours official documentation | – |
| Max Continuous Service Temp. | 260°C (500°F) | – |
| Recommended Substrates | Carbon steel, aluminum, stainless steel, alloy steel, brass, magnesium, glass, fiberglass, certain rubbers and plastics | – |
| Chemical Resistance | Excellent – resists acids, alkalis, solvents | – |
| Application Method | Spray | – |
| Available Form | Liquid waterborne | Ready to spray |
| Packaging | 4 kg, 5 kg, 10 kg, 20 kg pails | – |
| Shelf Life | 18 months | Unopened, proper storage |
Important Notes on Typical Data:
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Values listed are typical and sourced from Chemours official data sheets. They do not constitute binding product specification.
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Physical constants are averages only and may vary up to ±5% of the values shown.
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Final performance depends on substrate preparation, application method, and curing conditions.
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Chemours original TDS shall serve as definitive technical reference. Request the latest official TDS from our sales team.
Processing Guidelines
| Step | Process |
|---|---|
| Substrate | Carbon steel, aluminum, stainless steel, alloy steel, brass, magnesium, as well as non‑metallic materials including glass, fiberglass, and certain rubbers and plastics |
| Surface Preparation | Degrease then abrasive blasting to achieve proper surface profile for adhesion. Use organic solvents to dissolve grease and heat to approximately 400°C to volatilize, then grit blast to roughen the surface |
| Coating Preparation | Mix thoroughly until homogeneous and filter through appropriate mesh screen |
| Primer Application | Apply via conventional or HVLP spray. Spray distance: 20‑30 cm from substrate |
| Recommended DFT | As recommended by Chemours technical documentation |
| Drying / Curing | Follow Chemours recommended cure schedule for PFA primer systems |
| Storage | Store in original, sealed containers in a cool, dry place away from direct sunlight. Protect from freezing |
| Shelf Life | 18 months in unopened, clean, dry storage |
Critical Processing Warnings:
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Primer as Foundation: 458G-500 serves as the foundational layer for PFA/PFEP topcoat systems. Unless explicitly noted, most Teflon industrial coatings require primer application.
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Surface Preparation: Proper surface preparation is critical for adhesion. Ensure surfaces are clean, dry, and properly roughened.
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Topcoat Compatibility: 458G-500 is suitable for use with PFA and PFEP topcoat systems.
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Curing: Cure time and temperature depend on primer selection and part mass. Always verify with test pieces.
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Freeze Protection: Waterborne products must be protected from freezing.
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Shelf Life: 18 months in unopened, clean, dry storage.
Related Products
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Explore Teflon PTFE Coatings – Browse all Teflon industrial coating options
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850G-300 Clear – Teflon PTFE Acid Primer – Acid primer for PTFE, PFA, and FEP topcoat systems
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953G-506 Dark Violet – FEP Waterborne Primer – FEP primer for multi-coat food contact systems
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About Our Company – Learn more about our supply capabilities and quality assurance
Technical Documents
| Document Type | Description & Source |
|---|---|
| Chemours Official TDS | Complete physical, thermal, and mechanical properties of 458G-500 Clear, issued by Chemours original |
| Chemours Official SDS | GHS‑compliant chemical safety documentation, original Chemours document |
| Chemours Distributor Authorization Certificate | Proof of our authorized‑distributor qualification for Chemours Teflon series, available upon request |
| COA (Certificate of Analysis) | Batch‑specific quality certification |
| Application & Usage Guide | Detailed application guidance for PFA primer systems |
Request any document above by:
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Email:
ruiqingchem@gmail.com -
Online form: Our contact page
We reply within one working business day. Please clearly state product (458G-500 Clear) and document type you require.
FAQ
Q1: What is 458G-500 Clear and what is it used for?
A: 458G-500 Clear is a waterborne PFA primer from the Teflon industrial coatings portfolio. It serves as the foundational layer for PFA and PFEP topcoat systems, providing exceptional adhesion between the substrate and fluoropolymer topcoats. It is widely used in chemical processing equipment, food processing equipment, semiconductor equipment, plastic and rubber industry, textile industry, medical devices, aerospace, and general industrial applications.
Q2: Is 458G-500 Clear FDA compliant?
A: Please consult Chemours official documentation for current FDA compliance status. For food contact applications, verify compliance with your specific end‑use requirements.
Q3: Is primer required for PFA coatings?
A: Unless explicitly noted, most Teflon industrial coatings require primer application. 458G-500 serves as the primer layer for PFA/PFEP topcoat systems.
Q4: What substrates can 458G-500 Clear be applied to?
A: It can be applied to carbon steel, aluminum, stainless steel, alloy steel, brass, magnesium, as well as non‑metallic materials including glass, fiberglass, and certain rubbers and plastics.
Q5: What is the temperature range of 458G-500 Clear?
A: The maximum continuous service temperature is 260°C (500°F) when used with PFA topcoats.
Q6: What topcoats are compatible with 458G-500 Clear?
A: 458G-500 is suitable for use with PFA and PFEP topcoat systems.
Q7: What is the recommended spray distance for 458G-500 Clear?
A: The recommended spray distance is 20‑30 cm from the substrate.
Q8: What is the shelf life of 458G-500 Clear?
A: The shelf life is 18 months in unopened, proper storage. Protect from freezing.
Q9: What is the lead time for orders?
A: Regular orders ship within 7‑10 working days after payment confirmation. Large‑volume or urgent orders can be negotiated.
Q10: Is 458G-500 Clear a primer or a topcoat?
A: 458G-500 Clear is a primer designed as the foundational layer for PFA and PFEP topcoat systems.
CTA (Call to Action)
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Sample Policy:
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Samples are for laboratory validation tests only, not for production use.
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Buyer bears international sample‑shipping freight.
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If bulk‑product performance deviates from sample reference, Chemours official TDS serves as the authoritative benchmark.
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After‑Sales Support
| Service | Details |
|---|---|
| Quality Inspection Period | All quality‑related claims must be submitted within 7 working‑days after delivery, supported by test data and photographic evidence. |
| Return / Exchange Policy | Confirmed product defects caused by our side trigger replacement or refund. Terms and conditions apply. |
| Logistics Damage | Report shipping damage directly to carrier immediately upon goods receipt. We assist with claim‑document preparation. |
| Technical Support | Remote technical guidance available. On‑site troubleshooting can be arranged upon special request. |
| Export Documentation | We supply commercial invoice, packing list, bill of lading, COA, and additional compliance certificates on request. |
Disclaimer
DISCLAIMER: All technical data is referenced from original Chemours typical values for 458G-500 Clear. Our company acts as authorized distributor/trader rather than original manufacturer. Final performance depends on substrate preparation, application method, and curing conditions. Buyers shall independently validate product suitability for individual applications. Our firm bears no liability for coating failure caused by improper application or improper usage. Always reference the latest Chemours official TDS of 458G-500 Clear as the definitive specification.




