Product Description
Vehicle exhaust catalytic converter scrap consists of spent emission control catalysts containing precious platinum group metals deposited on ceramic or metallic substrate cores.
Common Classifications and Grades
Ceramic Honeycomb Monoliths Cordierite Core
Metallic Foil Substrates
Pre-Main Converters and Small Bead Catalysts
Diesel Oxidation Catalysts
Diesel Particulate Filters
Aftermarket Catalytic Converters
Precious Metal Composition Range
Platinum: 0.05 to 0.25 percent by mass
Palladium: 0.05 to 0.35 percent by mass
Rhodium: 0.005 to 0.03 percent by mass
Combined Platinum Group Metal Mass per Unit: 1 to 7 grams for typical passenger vehicles, up to 15 grams for heavy commercial trucks and natural gas engines
Typical Active Washcoat Metals Concentration: 1000 to 6000 parts per million total precious metal loading
Non Precious Carrier Substrate Material
Cordierite Ceramic Core: 2MgO 2Al2O3 5SiO2
Metallic Foil Substrate: Iron Chromium Aluminum High Temperature Stainless Alloy FeCrAl
Washcoat Carrier Layer: Gamma Aluminum Oxide, Cerium Oxide, Zirconium Oxide
Physical Properties of Ceramic Catalyst Monolith
Substrate Density: 0.40 to 0.70 grams per cubic centimeter
Melting Point of Cordierite Core: 1450 degrees Celsius
Melting Point of Platinum Group Metals Coating: 1550 to 1965 degrees Celsius
Monolith Cell Density: 100 to 900 cells per square inch
Typical Scrap Forms
Whole Canned Converters with Stainless Steel Casing
Decanned Ceramic Monolith Bricks
Crushed Ceramic Monolith Powders and Milling Dust
Shredded Metallic Foil Substrate Strips
Loose Catalyst Beads and Pellets
Primary Applications and Value Drivers
Primary Recovery Application: Secondary refining and extraction of pure platinum, palladium, and rhodium
Key Industrial Uses of Recovered Metal: Automotive catalysts, chemical synthesis catalysts, electronic components, hydrogen fuel cells, investment bullion, jewelry manufacturing
High Recovery Values for PGMsOur catalytic converter scrap offers elevated recovery ratios of platinum, palladium, and rhodium, making it an excellent source for metal refiners and recyclers. With mixed types including both honeycomb and metallic core substrates, the scrap provides substantial yield during extraction, enhancing profitability for clients looking for consistent PGM sources.
Safe and Responsible HandlingWhile exhaust body cartridges are non-hazardous, they may contain ceramic dust, so we recommend using basic PPE during handling. Our packaging in bulk pallet boxes ensures safe transport and storage. We are committed to environmental compliance, supplying only to authorized recyclers and smelters, guaranteeing responsible waste management.
Versatile Applications and Ready Export StockThis scrap is suitable for use as refinery feedstock and for precious metal recovery processes. With ready stock available for export from India, we cater to dealers, manufacturers, fabricators, and traders. Our reliable supply chain ensures quick fulfillment and flexibility for various industrial and recycling applications.
FAQ's of Catalytic Converter Scrap/ Vehicle Exhaust Catalytic Converter Scrap, Catalysts Scrap:
Q: How is catalytic converter scrap processed for precious metal recovery?
A: Catalytic converter scrap undergoes mechanical processing and smelting to extract platinum, palladium, and rhodium. The spent substrates are crushed and refined using specialized methods to recover high-value PGMs for resale or reuse in industrial applications.
Q: What types of catalytic converter scrap are included in your supply?
A: Our inventory consists of solid exhaust body cartridges, including both ceramic honeycomb and metallic core designs from used vehicle exhaust systems. Each unit varies in length and thickness but typically contains significant quantities of precious metals.
Q: When is the right time to sell or recycle spent catalytic converters?
A: The optimal time to recycle is once the converter no longer efficiently reduces vehicle emissions or upon vehicle dismantling. Selling promptly ensures better recovery values as market prices for platinum group metals fluctuate.
Q: Where can your catalytic converter scrap be exported and processed?
A: We maintain ready stock in India for export to authorized recyclers, smelters, and refineries worldwide. Only compliant facilities with proper environmental certifications are eligible to process our scrap, ensuring regulatory adherence.
Q: What is the recommended way to handle catalytic converter scrap safely?
A: Although the scrap is non-hazardous, handling may expose you to ceramic dust. Using basic personal protective equipment such as gloves and masks during loading and processing is recommended to safeguard against minor irritants.
Q: What are the primary benefits of recycling vehicle exhaust catalytic converter scrap?
A: Recycling these scraps enables efficient recovery of valuable PGMs, reduces demand for new mining, supports environmental sustainability, and provides economic benefits for both suppliers and refiners.