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Lab News

Ghesquiere Plastic Testing renews A2LA accreditation through 2027: ISO/IEC 17025:2017 mechanical testing you can build on
ByShelbie Knight January 7, 2026March 29, 2026

Let’s start with what we know. Ghesquiere Plastic Testing, Inc. in Harper Woods, Michigan has successfully renewed its A2LA Accreditation for ISO/IEC 17025:2017 compliance in mechanical testing. Our accreditation remains in effect through December 31, 2027 under A2LA Certificate No. 0079.01. For current and prospective automotive clients, this is not a ceremonial badge. It’s independent…

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Expertise

Scratch, Scuff, and Mar Resistance Explained
ByShelbie Knight December 10, 2025December 11, 2025

Every product tells a story the moment someone touches it — whether it’s a new car dashboard, a smartphone case, or a kitchen appliance panel. That story can change quickly when scratches, scuffs, or surface wear start to appear. For manufacturers, surface durability is about more than aesthetics — it’s about perception, longevity, and brand…

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Expertise

Understanding Tensile, Flexural, and Compressive Testing for Product Performance
ByShelbie Knight October 29, 2025October 30, 2025

Introduction Every product — from automotive components to consumer goods — depends on one critical factor: the strength and reliability of the materials that make it. Whether it’s a plastic housing, a rubber seal, or a metal bracket, understanding how materials perform under force is vital to ensuring safety, consistency, and customer satisfaction. This is…

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Expertise

The Science Behind Xenon and Carbon Arc Weathering – Which Method Is Right for Your Material?
ByShelbie Knight October 15, 2025October 21, 2025

In the competitive world of manufacturing, ensuring a product’s performance over its lifespan is non-negotiable. Whether it’s the plastic trim on an automotive dashboard, a specialized exterior coating, or a marine textile, real-world exposure to the elements—sunlight, heat, and moisture—is the ultimate test of durability. When it comes to predicting how materials will perform over…

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Community

Elevating the Client Experience: Introducing Our New Head of Client Success
ByShelbie Knight September 9, 2025October 9, 2025

At GPTesting, we’ve always believed that great service starts well before a test begins and continues long after the final results are delivered. Our work is technical, but our partnerships are built on a foundation of trust, clear communication, and mutual respect. That’s why we’re thrilled to announce that Eric Christopher has joined our team…

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Expertise

Artificial Weathering Testing is Non-Negotiable for New Material Sources
ByShelbie Knight August 14, 2025October 9, 2025

The current reality for manufacturers is relentless supply chain volatility. From swift changes in trade policy and the lingering effects of logistical bottlenecks to increasing pressure for cost-saving measures, manufacturers are under immense pressure. They need to find alternative material sources quickly. But this speed introduces a crucial, high-stakes question: Does your new supplier’s material…

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Case Studies

Dodging OEM Curveballs: How a Proactive Approach Can Prevent PPAP Delays
ByShelbie Knight August 12, 2025October 9, 2025

Ever faced a last-minute testing requirement that threatened to derail your entire production timeline? It’s a high-pressure situation many suppliers know all too well. We recently helped a client overcome such a challenge. They’d submitted their PPAP, confident it was complete, only for the OEM to unexpectedly demand…an additional test! This “curveball” could have led…

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Expertise

Why UV Exposure Testing is Non-Negotiable for Automotive Durability
ByShelbie Knight July 3, 2025October 6, 2025

In many industries (automotive, construction, textiles, solar energy, etc.), materials are engaged in a constant, relentless battle with the environment. Among these adversaries, few are as damaging or pervasive as Ultraviolet (UV) light exposure. UV exposure testing is crucial in reducing a threat that can significantly impact the long-term longevity and safety of critical components….

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Expertise

Driving Change: Balancing Sustainability and Durability in Automotive Materials
ByShelbie Knight June 12, 2025October 6, 2025

The automotive industry is in the midst of a profound transformation. It feels like every day there’s a new push for more sustainable vehicles and manufacturing practices. We’re seeing everything from OEMs setting big, ambitious “green goals” to consumers actively seeking out rides with a smaller environmental footprint. This widespread commitment to sustainability is exciting,…

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Expertise

The Tariff Effect: Rigorous Material Testing is Now Your Supply Chain Safety Net
ByShelbie Knight April 15, 2025October 6, 2025

The automotive industry thrives on predictable, carefully managed global supply chains. So, when significant trade policy shifts occur—such as the recent roll-out of new tariffs—the entire ecosystem starts to buzz with uncertainty and strategic reassessment. Understanding tariff effects in the automotive industry has become crucial. Whether you’re supplying raw polymers, crafting specialized coatings, or building…

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