TOOLS · GLOSSARY
Engineering Materials — Belt Conveyor Glossary
39 terms on Engineering Materials, each with its working definition, the governing symbol or formula where one exists, and a link to the standard behind it.
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39 terms
Carbon steel (Q235 / S235)
General structural steel for frames and stringers.
Low-alloy steel
Stronger structural steel for heavily loaded frames.
Stainless steel 304
Austenitic stainless for corrosion and hygiene duty.
Stainless steel 316
Molybdenum-bearing stainless for chlorides and marine air.
Ductile iron
Nodular cast iron for bearing housings and pulley hubs.
Grey cast iron
Cast iron with good damping, used for housings.
Aluminium bronze
Wear-resistant bronze for bushes and worm wheels.
Nylon (PA6 / PA66)
Tough polymer for bushes, rollers and scrapers.
UHMW-PE
Very-low-friction, non-stick polymer for wear liners and impact bars.
HDPE
Stiff, chemically resistant polymer for liners and guides.
Polyurethane (PU)
Tough elastomer for cleaner blades and wear parts.
Nitrile rubber (NBR)
Oil-resistant rubber for covers and seals.
Natural rubber (NR)
High-elasticity rubber for impact and general duty.
SBR rubber
General-purpose synthetic rubber for conveyor covers.
EPDM rubber
Weather- and heat-resistant rubber for outdoor and hot duty.
Neoprene (CR)
Flame- and ozone-resistant rubber for harsh conditions.
Silicone rubber
High-temperature rubber for hot-material duty.
Ceramic (alumina 92/95 %)
Hard alumina tiles for extreme abrasion linings.
Tungsten carbide
Very hard material for cutting and scraping edges.
Chrome-molybdenum steel
Tough alloy steel for heavy shafts and pins.
High-manganese steel
Work-hardening steel for impact liners and hammers.
Galvanised steel
Zinc-coated steel for outdoor structures.
Epoxy coating
Paint system for corrosion protection of steelwork.
Powder coating
Durable finish applied electrostatically.
Hot-dip galvanising
Immersion in molten zinc giving long-life corrosion protection.
Wear plate (Hardox)
Quenched wear plate for chutes and impact zones.
Bearing steel (GCr15)
Through-hardening steel for bearing rings and balls.
Spring steel
High-yield steel for springs, clips and tensioners.
Composite (FRP)
Fibre-reinforced plastic for covers and guards.
Zirconia ceramic
Tough ceramic for high-impact wear parts.
Graphite-bronze bush
Self-lubricating bush for slow, hot or hard-to-reach bearings.
Sealed deep-groove bearing
Standard sealed bearing used in idler rolls.
Spherical roller bearing
Self-aligning bearing for pulley shafts.
Tapered roller bearing
Bearing for combined radial and axial loads.
Bearing seal (2RS / ZZ)
Rubber (2RS) or metal (ZZ) shield that keeps dust out.
Grease (lithium / EP)
Lubricant for sealed bearings and gearboxes.
Wear-resistant cast iron
White cast iron for chute liners and pump parts.
Zinc-aluminium coating
Sacrificial coating alloy for fasteners.
Polymer cast liner
Cast polymer used for low-friction chute linings.
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