Automotive and industrial catalysts

Used catalyst recycling

Purchasing automotive and industrial catalysts from businesses and trade suppliers.

Cutaway of a catalytic converter showing two ceramic honeycomb cores inside the steel housing

25 years of experience

Pizarra, Málaga

Automotive and industrial catalysts

+34 633 153 049

Materials for assessment

Automotive and industrial catalysts, particulate filters, and oxygen sensors. See the information needed to submit each material for assessment.

Identification guide
Oval ceramic catalyst core with square channels
Product illustration

Ceramic catalytic converters

A ceramic honeycomb substrate. Its active coating may contain platinum, palladium, and rhodium.

Assessment information Legible references, photographs of complete units, quantity, and the condition of the core.

Product illustration

Metallic catalytic converters

A substrate made of tightly wound corrugated metal foil, used in some automotive catalytic converters.

Assessment information Part reference and photographs of the unit. If the substrate is already separate, include its condition and the quantity available.

Product illustration

Diesel particulate filters

A diesel particulate filter traps soot. Some exhaust assemblies combine a filter and a catalyst in one unit.

Assessment information Part reference, photographs, condition, and whether it is a combined unit if known.

Product illustration

Spent industrial catalysts

Materials from chemical, petrochemical, or gas treatment processes. Their form and composition depend on the source process.

Assessment information Source process, material form, estimated weight, and any available technical or safety data sheets.

Product illustration

Lambda sensors

Oxygen sensors from vehicle exhaust systems. Identify and count them separately when submitting a mixed lot.

Assessment information A representative photograph, estimated number of sensors, and whether they have been sorted.

Purchase process

Commercial review begins with identifying the material and its condition. Malacat’s team confirms the information needed and the delivery arrangements with the supplier.

Commercial enquiries
  1. Lot description

    Provide the material type, estimated quantity, and location. Include photographs and part references when available.

  2. Commercial review

    The team reviews the lot information and requests any additional details needed for assessment.

  3. Agreement and delivery

    Once terms are agreed, the commercial team confirms the delivery arrangements before the material is moved.

Identification by part reference

The manufacturer’s reference helps identify a unit. Include clear photographs and a description of its condition.

A part reference stamped into a converter’s metal casing
Illustration of a fictional part reference
  • Look for numbers and letters stamped or engraved on the housing, near seams, or on a plate.
  • Include a photograph of the complete unit and a close-up of the reference. Add the vehicle make and model if known.
  • If the reference is illegible, provide photographs from several angles and state whether the part is original or a replacement if known.

Specialists in used catalysts

Malacat is the trading name of Malacitana de Catalizadores, S.L. The company purchases used automotive and industrial catalysts for recycling. Its commercial team serves professional suppliers from Pizarra, Málaga.

Material identification and condition are essential to assessment. Catalysts may contain platinum, palladium, and rhodium in proportions that vary with their application and composition.

Pizarra, Málaga

Calle Salud 21
29560 Pizarra, Málaga, Spain
Get directions

Waste management registration

Company tax ID (CIF)
B92709203
Pizarra NIMA / RPGR no.
2990000277
RPGR registration types
E02 · G04

The Pizarra facility is registered for non-hazardous waste management, including recovery of components from used catalysts (operation R08, waste code 16 08 01).

View Spain’s waste register

Supplier enquiries

Which suppliers does Malacat work with?

Purchasing is for businesses and trade suppliers, including workshops, vehicle dismantlers, recyclers, and industrial suppliers.

What factors affect the assessment of a lot?

The material type and composition, available references, and actual condition of the parts are considered. A reference helps identify the unit.

How do I submit a part with no legible reference?

Send photographs of the complete unit from several angles and describe its condition. State whether the unit is original or a replacement if known.

How do I submit a mixed lot?

Give the approximate count or weight by material. Identify loose cores, damaged parts, and unclassified units separately.

Can material be delivered to Pizarra?

The commercial team confirms material acceptance and delivery arrangements before travel or shipment.

Discuss a lot with Malacat

The commercial team handles professional enquiries about materials, assessment, and delivery.