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Application Services

North America and Mexico

6-Month Shelf Life Guarantees

Free Quotes Within 3 Days

Over 38 Years of Experience

(920) 249-4867

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Name:

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Email:

Services

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Precision Testing Solutions for Manufacturing Excellence

Since 1989, Lotar LLC has provided comprehensive application services for material handling equipment across North America and Mexico. As the original manufacturer of test inks and test pens, we deliver accurate testing solutions that ensure product quality and performance. Our family- and woman-owned business brings nearly four decades of specialized experience to every project.

We understand that reliable testing protocols are essential for manufacturing success. Our application services combine quality products with proven methodologies, backed by guaranteed shelf-life standards and complimentary quotes delivered within three business days.

When you need surface analysis or adhesion verification, contact us to discuss your testing requirements.

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Why Choose Us

Free Quotes Delivered in 3 Days

Over 38 Years of Experience

Original Test Ink Manufacturer

Original Test Pen Manufacturer

6-Month Shelf Life Guarantee

Family- and Woman-Owned Business

Metal Cleanliness Testing

Our metal cleanliness testing services identify contaminants and residues that can compromise coating adhesion, welding quality, and product performance. Using specialized test solutions developed in-house, we evaluate surface preparation effectiveness and provide actionable results for your manufacturing processes.

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Plastic Surface Testing

Plastic surface testing determines the surface energy and treatment levels necessary for successful printing, bonding, and coating applications. Our testing protocols help manufacturers verify corona treatment effectiveness and ensure consistent adhesion across production runs.

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Printing and Adhesion Testing

We offer printing and adhesion testing services that evaluate how inks, coatings, and adhesives perform on various substrates. Our test inks and pens, which come with a six-month shelf-life guarantee, provide reliable indicators of surface readiness for critical bonding and finishing operations.

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Our Recent Projects

Turquoise ocean waves crashing with white foam from above

Aerial view of a winding river cutting through dense green forest.

Wind-swept sand dunes with diagonal ripples in warm brown and pink tones

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Here's what our satisfied customers are saying...

At Lotar, we take pride in providing exceptional surface energy testing solutions, including metal cleanliness testing, plastic surface testing, printing and adhesion testing, test inks, test pens, and surface treatment equipment for manufacturers and quality control professionals throughout North America and Mexico. We would be grateful if you could share your thoughts about our family- and woman-owned business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of Lotar and let others know what you think.