BioBlend PO
BioBlend PO is an excellent penetrating oil and general purpose lubricant that formulated from readily biodegradable base stocks and proprietary additives for top performance.
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Penetrating Oil
BioBlend PO is an excellent penetrating oil and general purpose lubricant that is formulated from readily biodegradable base stocks and proprietary additives. BioBlend PO has superior wetting ability and a high affinity for metal surfaces. These properties offer superior penetration to enable the loosening of frozen, rusted or stuck components. The environmentally friendly solvents used are excellent for dissolving dirt, grease and removing debris, while leaving a light lubricating film which helps control corrosion. As with any solvent-type product, care should be taken when using around certain plastics, foam rubbers, urethanes, and painted surfaces as they can be incompatible.
BioBlend PO is available in liquid or aerosol.
- USDA BioPreferred Program
- Helps protect metal surfaces from corrosion
- Excellent water displacement properties
- Cuts through dirt, grease and grime
- Good lubricating properties
- Affinity for metal promotes fast penetrating action
- Use BioBlend PO in place of Liquid Wrench™️, PB Blaster™️ or similar products for an environmentally acceptable lubricant
| Certification | USDA Certified Biobased Product |
|---|---|
| Features | Readily Biodegradable, USDA BioPreferred Program |
| Industry | Agriculture, Construction Equipment, Energy, Government, Marine, Mining, Oil & Gas, Wood Products |
| Packaging | Aerosol Can – 12 oz 12 Pack, Pail – 5 gal, Drum – 55 gal, Tote – 275 gal |
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Frequently Asked Questions
What Is a Penetrating Oil?
Penetrating oil is a low-viscosity lubricant designed to seep into tight spaces, threads, and rusted or corroded metal joints. It works by breaking down rust and oxidation while providing lubrication that helps loosen stuck or seized parts. Commonly used in automotive, industrial, and maintenance applications, penetrating oil restores mobility to bolts, nuts, and fittings without the need for excessive force or heat.
How Long Should You Let Penetrating Oil Sit?
In most cases, you should let penetrating oil sit for about 15 to 30 minutes to allow it to penetrate threads and break down rust effectively. However, for heavily corroded or seized parts, a longer soaking period—several hours or even overnight—may be necessary. Applying multiple light coats and gently tapping the fastener can also help the oil work deeper and improve results.
What Is the Difference Between Penetrating Oil and Multi-Purpose Oil?
Penetrating oil and multi-purpose oil serve different functions, even though both provide lubrication. Penetrating oil is a thin, fast-acting lubricant specifically formulated to break through rust, corrosion, and seized metal parts.
Multi-purpose oil, like BioBlend MPO, is designed for general lubrication and protection—it reduces friction, prevents rust, and keeps moving parts operating smoothly over time. While penetrating oil is best for loosening and freeing components, multi-purpose oil is ideal for ongoing maintenance and lubrication once parts are moving freely.




