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Water-Based vs. Solvent-Based Ink: How to Choose the Right Cleaner 

When it comes to industrial cleaning, especially in settings that involve ink removal, the type of ink you’re dealing with plays a significant role in choosing the right cleaner. At Superior, we understand that ink removal can be a complex task, particularly when you need to remove the ink without damaging the substrate. In this article, we’ll explore the key differences between water-based and solvent-based inks and guide you in selecting the most effective cleaner for your needs. 

Understanding the Types of Inks 

Water-Based Inks 

Water-based inks are formulated with water as the primary solvent, which often contains polar molecules that interact well with other polar solvents like water. This makes them generally easier to clean and often more environmentally friendly. However, their susceptibility to smudging and water can limit their effectiveness in certain industrial applications. 

Solvent-Based Inks

Solvent-based inks, on the other hand, use organic solvents that are typically non-polar. These inks offer a higher resistance to environmental factors like water and smudging, making them ideal for applications where durability is a concern. However, their non-polar nature often necessitates specialized cleaners for effective removal. 

Choosing the Right Cleaner 

For Water-Based Inks 

Superior offers a range of cleaners designed to tackle water-based inks effectively. For instance, products like Superclean 122 and Superclean 2152, which are concentrated water-dilutable cleaners designed to interact with the polar molecules in the ink. Superclean 4163 is another option suitable for use in press rooms to clean water-based inks, adhesives, and paints. These cleaners are formulated to be substrate-friendly. 

For Solvent-Based Inks 

If you’re dealing with solvent-based inks, you’ll need a cleaner that can break down the organic solvents in the ink. Superior’s EC-502 is an effective choice. This heavy-duty citrus-based emulsion cleaner is designed to break down the non-polar molecules in solvent-based inks. Additionally, it is excellent for degreasing and can replace chlorinated solvents. For blanket and roller wash, S 853 and S 2149 are fast-drying solvent blends designed for cleaning hard surfaces and are particularly effective.  

Substrate Material: Key Considerations 

The material you’re working with can significantly impact the effectiveness and safety of your cleaning process. Here are some general points to consider for a variety of substrates:

  • Aluminum: Sensitive to high-pH cleaners; milder solutions are often better. 
  • Brass: Prone to tarnishing; requires cleaners that won’t cause oxidation. 
  • Glass: Non-porous but sensitive to abrasives; non-abrasive solutions are recommended. 
  • Steel: Durable but rust-prone; cleaners with corrosion inhibitors are beneficial. 
  • Plastics: Sensitive to strong solvents; milder cleaners are usually better. 
  • Ceramics: Sensitive to both acidic and alkaline cleaners; specialized solutions may be needed. 
  • Rubber: Can degrade with certain solvents; specialized cleaners are often required. 
  • Wood: Porous and moisture-sensitive; requires cleaners that won’t cause warping. 
  • Composite Materials: Vary in composition; each type may require its own cleaning considerations. 
  • Textiles: Can absorb inks deeply; specialized cleaning solutions may be necessary. 
  • Stainless Steel: More corrosion-resistant than regular steel but still requires careful cleaner selection. 
  • Copper: Like brass, sensitive to tarnishing; specialized cleaners may be needed to prevent oxidation. 

Knowing your substrate’s properties can guide you to an effective and appropriate cleaner. 

Cleaning Applications for Different Needs

Different cleaning methods are more effective for certain types of inks and substrates. Here’s a quick rundown of some common applications: 

Hand Wipe Cleaning 

This method involves manually wiping away the ink with a cloth or towel soaked in the cleaner. It’s often used for delicate or intricate surfaces where automated cleaning could cause damage. Hand wipe cleaning is generally effective for both water-based and solvent-based inks but may require more labor. 

Recirculated Spray Machine 

In this method, a machine sprays the cleaner onto the substrate in a continuous loop, often under high pressure. This is particularly effective for durable materials like steel and glass and is commonly used for removing solvent-based inks that are more resistant to cleaning. 

Soak Tank 

For heavily soiled items or those with complex geometries, immersion in a soak tank filled with cleaner can be effective. The item is submerged in the cleaning solution for an extended period, allowing for deep cleaning. This method works well for both ink types, especially for intricate or hard-to-reach areas. 

Why Choose Superior? 

At Superior, we don’t just sell cleaners; we partner with you to simplify the selection process. Our Cleaning Problem Solver tool can help you identify the right cleaner based on various factors like the type of soil, application, and more. If our existing solutions don’t meet your needs, we offer customized options. 

For more information or personalized advice, contact us today! 

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