Keller-Heartt Oil Blog

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How to Best Use Mineral Spirits

Commonly used as a paint thinner, degreaser, and surface cleaner, mineral spirits have many effective uses for your shop, garage, or industrial...

Propylene Glycol

When is Food-Grade Propylene Glycol Required?

There is food-grade and industrial-grade propylene glycol. Understand the differences and when you should be using which one.

Three Reasons Every Shop Needs a Parts Washer

When you’re gearing up to make repairs, reassemble engine parts, or keep industrial machinery in top shape, you don’t want to spend more time than is...


Buy CASSIDA Grease Products in Bulk and Save

CASSIDA Grease is critical in many industries–especially food and beverage. The best way to make sure you never run out is to buy in bulk from...

How to Choose a Lubricant Distributor

Lubricant Distributors It is assumed that all distributors follow the same quality standards. However, there are some with strong quality control...

Diesel Exhaust Fluid

The Best Trucking Fluids to Buy in Bulk

Fleet managers can save significant money by buying fluids in bulk. Here are the top ones to stock up on and make sure your fleet is always running...


Advantages of Buying Truegard® Fluids

Truegard® fluids from Keller-Heartt are affordably priced equivalents to global oil brands and can save you more than 30% on your order.

The Many Uses of Hydraulic Oil

Whether your hydraulic system is in a car, a lift, a plane, or cruise ship, there is a magical elixir of mineral oils, glycols, esters, and additives...


Oil Sampling Best Practices

From oil sampling rules to TBN upgrades, find comprehensive insights for hydraulic system care.


What Do CK-4 Oils Mean for Your Fleet?

The climate is getting hotter and so are modern engines. Learn about how CK-4 improves fuel economy, keeps up with changing engine technology, and...

Propylene Glycol

Ice Making Made Better With Propylene Glycol

Propylene glycol is critical for good ice making. Learn about the types of glycol, the best water-to-glycol ratio, and how to save by buying in bulk.

Fleet Management

The ROI of Synthetic Oil for Your Fleet

From reducing maintenance costs to boosting fuel efficiency, see how switching to synthetic motor oil can boost your fleet’s performance and save you...

Cutting Oil

Save Money on Cutting Oil

Stock up on the cutting oils you need in advance and save thousands of dollars by buying in bulk without extra fees or overhead.


Synthetic vs. Conventional Oil

There isn't a universal standard for choosing between synthetic and conventional oil but there are things to consider during the decision making...