Author: Pepson Technical Team

Equipment failures triggered by temperature extremes carry consequences extending beyond component replacement. When a mining conveyor roller stiffens and cracks at -40°F or an offshore seal degrades in hot hydraulic fluid, operations face emergency maintenance, production losses, and safety risks. For engineers specifying components and procurement teams evaluating suppliers, understanding polyurethane temperature resistance and limitations…

Industrial equipment operating in chemically aggressive environments demands materials that can withstand sustained exposure without degradation. Polyurethane elastomers offer excellent oil resistance and good general chemical resistance, making them a reliable choice for seals, gaskets, conveyor components, and protective coatings across multiple industries. This guide explains the polyurethane chemical resistance profile, identifies which chemicals it…

When a mining conveyor belt scraper wears through after just three months or a vessel roller pad fails during offshore operations, the consequences extend far beyond replacement costs. Equipment downtime, emergency maintenance, and production losses transform material selection from a procurement decision into a strategic business imperative. For engineers specifying components and procurement teams evaluating…

When specifying polyurethane components for industrial applications, one number determines whether your part will flex like a rubber seal or bear loads like a structural bushing: Shore hardness. This single metric — expressed as a value between 10A and 75D for polyurethane hardness — directly predicts how a component will perform under stress, resist abrasion,…

When specifying polyurethane elastomer components for industrial applications, engineers face a fundamental choice that impacts performance, manufacturing costs, and product lifecycle: cast polyurethane elastomer or thermoplastic polyurethane (TPU). While both materials share the urethane linkage in their chemical backbone, their molecular architecture creates distinct performance profiles and processing requirements. The critical difference: Cast polyurethane forms…

Equipment failure in industrial settings carries costs that extend far beyond replacement parts. When a conveyor roller wears through prematurely or a seal fails during production, operations face expensive downtime, emergency repairs, and lost productivity. For engineers specifying components and procurement teams evaluating suppliers, the choice between polyurethane vs rubber or engineering plastics directly impacts…

When selecting materials for industrial applications, the question “Is polyurethane a rubber or plastic?” frequently arises. This confusion stems from polyurethane’s remarkable versatility — it can feel like soft rubber in one application and behave like rigid plastic in another. For engineers specifying components and procurement teams evaluating suppliers, understanding this classification directly impacts material…

When equipment fails in demanding industrial environments, the cost goes beyond replacement parts. Downtime, safety risks, and lost productivity make material selection a critical business decision. Polyurethane elastomers have become the material of choice for engineers who need components that withstand extreme abrasion, heavy loads, and harsh chemical exposure. This guide explains what polyurethane elastomers…