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PICKLING SPRAY SP-K 225

Low-emission PELOX Pickling Spray SP-K 225 is formulated for chromium-nickel stainless steels, offering effective oxide removal with reduced acid concentration and minimized fume development.

Category:

PICKLING SPRAY SP-K 225

Spray Pickling Solution for Standard Stainless Steels
Ideal for environmentally considerate stainless steel surface treatment with good pickling performance.

  • Reduced acid concentration for lower gas emissions

  • Suitable for a wide range of chromium-nickel stainless steels

  • Effective even with extended reaction times

  • Removes heat tint, scale, and foreign contaminants in one step

  • Reaction time: approx. 30 to 360 minutes

  • Produces a clean, metallic-pure surface with uniform brightening (no clouding)

  • Free from hydrochloric acid and chlorides

  • Available in transparent or red formulation

  • Yield: approx. 4–6 m² per kg

  • Requires suitable spraying equipment and personal protective gear



Application

PELOX Pickling Spray SP-K 225 is a sprayable pickling solution developed for the treatment of stainless steel welds and surfaces. It offers a lower acid concentration, making it ideal for applications where reduced gas emission is essential.

Properties

  • Lower acid concentration reduces fume emissions
  • Effective on a broad range of chromium-nickel stainless steels
  • Removes heat tint, oxide scale, and surface contaminants in one process
  • Clean, metallic-pure surface with even brightening (no clouding)
  • Free from hydrochloric acid and chlorides
  • Available in transparent or red formulation
  • Reaction time: approx. 30 to 360 minutes depending on material and contamination
  • Yield: approx. 4–6 m² per kg

Usage Instructions

  • Always test product suitability beforehand (pre-test recommended)
  • Remove grease and oil using PELOX FR-D (acidic) or AR 90 (alkaline) cleaners
  • Homogenize product thoroughly before use
  • Apply with suitable spray system (available from PELOX)
  • After pickling, rinse with a high-pressure cleaner (min. 150 bar) until pH-neutral
  • Avoid direct sunlight and high ambient temperatures (recommended: 5–25 °C)
  • Refer to the safety data sheet and wear full personal protective equipment
  • Ensure proper wastewater treatment and residue disposal

Materials

All standard chromium-nickel stainless steels

Application Areas

General surface treatment and welding seam cleaning for stainless steel components

Comparison Table

Feature Specification
Reaction Time 30–360 minutes
Yield Approx. 4–6 m² per kg
Color Options Transparent, red
Acid Content Fluorhydric acid & nitric acid
Hazard Classification GHS05, GHS06 – Danger
Material Compatibility Standard chromium-nickel stainless steels

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