Accurate Durometer Instruments for Material Testing

Find the right Shore hardness tester—also known as a Shore durometer—to measure the hardness of rubber, plastic, foam, and elastomers with precision. At GNW Instrumentation, we offer a comprehensive range of Kern Shore hardness testers designed for professionals in manufacturing, quality control, and material testing.

Choose the Right Shore Scale

Choose from Shore A, Shore D, and Shore A0 durometers, depending on the hardness range of your material:

• Shore A: Ideal for rubber, neoprene, silicone, soft plastics, felt, and leather
• Shore D: Suited for harder plastics like Formica, plexiglass, and epoxies
• Shore A0: Designed for low-density materials such as foam and sponge

Durable, Certified Instruments

Our selection includes both digital and analogue Shore hardness testers, all built for durability, repeatability, and accuracy. Every model is available with an optional ISO calibration certificate to ensure traceability and compliance.

In addition to testers, we supply Shore hardness test blocks—essential for routine calibration checks of your durometer.

Features

• Models for all major Shore scales (A, D, A0)
• Kern engineering quality for professional reliability
• Optional ISO calibration certificates
• Compact, portable, and easy to use
• Full technical support and application guidance

Whether you're performing rubber hardness testing, validating production batches, or selecting materials, GNW has the right Shore hardness solution for your needs.

Need help choosing? Contact our expert team for technical advice and product recommendations.