Plastic Testing | Worldoftest

Precision Balance vs Analytical Balance: Which to Buy?

20 Feb 2026

Choosing the right scale is a critical decision for your lab's output. An incorrect choice can undermine your results, but we believe getting a reliable, dead-on accurate number should be straightforward.

This guide skips the dense technical jargon to provide the essential information on the analytical balance vs precision balance debate, helping you get the right equipment for the job.

Lab Balance Calibration: Steps & Common Errors

18 Feb 2026

Can you be certain that your lab's measurements are completely accurate?

Even a slight drift in your balance can compromise your results, turning valuable research into wasted resources. Proper lab balance calibration is the essential process for ensuring your data is reliable, and this guide shows you how to do it right.

Analytical vs Top Loading Balance: An In-Depth Look

16 Feb 2026

In any laboratory, the choice between an analytical balance and a top-loading balance is crucial.

One provides extreme precision for critical analysis, while the other offers versatility for routine tasks. Making the right decision in the analytical balance vs top loading debate prevents costly errors and ensures data integrity.

This guide will clarify the key differences to help you invest wisely.

What is Analytical Balance? The Complete Buying Guide

13 Feb 2026

We believe getting your numbers exact is the most critical metric in any serious laboratory. An analytical balance is a highly precise instrument designed for this purpose, but selecting the wrong one can lead to unreliable data and compliance issues.

This guide helps you sort through the key specifications, from ISO standards to environmental factors, to find the instrument that fits your workflow perfectly.

Capillary Rheometer or MFI: A Complete Comparison

11 Feb 2026

From a practical standpoint, a batch of off-spec material can create significant operational and financial challenges. In the plastics industry, we believe that relying on incomplete data is a direct path to expensive production problems.

This brings many of our clients to a critical decision regarding the capillary rheometer vs melt flow indexer. They both evaluate polymer flow, but they are designed for very different applications.

To help you get a clear picture of their functions, here is a straightforward comparison of how these two machines stack up.

How Does Temperature Affect a Rubber's Shore Durometer?

13 Oct 2025

Most product failures aren't a great mystery. They typically happen because a small, critical detail was overlooked somewhere in the process. And when your business deals with elastomeric or rubber components, the most commonly overlooked detail is the material's specific firmness.

That number is its durometer, and treating it as a static, unchanging property is a significant business risk.

Tensile Strength vs Durometer: An Essential Guide

10 Oct 2025

To put it plainly, a material failure can do more than just stop a project in its tracks; it can damage your reputation and your bottom line.

In our experience, many of these failures begin with a simple misunderstanding of material properties. The most common point of confusion we see is the tensile strength vs durometer issue. They sound related, but they measure entirely different characteristics, and the choice between them is a critical decision.

IRHD vs Shore: A Complete Guide for Professionals

8 Oct 2025

Getting the hardness of your rubber components exactly right is a fundamental part of a successful product.

Your Expert ASTM D2240 Durometer Guide

6 Oct 2025

Getting a material's hardness right is a critical factor for product performance.

An incorrect value can lead to a component that feels substandard or fails prematurely. This is the precise challenge the ASTM D2240 durometer test method was made to solve. Consider it the official procedure for a specific type of indentation test that confirms how resistant or pliable your materials are.

We’re going to outline this standard, look at its variations, and explain how you can achieve truly consistent numbers from your ASTM D2240 durometer.

Durometer Hardness: Shore A vs Shore D Differences

3 Oct 2025

In the manufacturing sector, getting material properties right is a fundamental requirement for success.

We have consistently seen that a product's performance, safety, and lifespan are directly tied to the pliability or rigidity of the materials used. For this reason, anyone specifying materials must have a firm grasp of the difference between Shore A and Shore D hardness.