{"id":1772,"date":"2026-07-17T06:30:50","date_gmt":"2026-07-17T06:30:50","guid":{"rendered":"https:\/\/gearrack.top\/product\/wear-resistance-plastic-drive-uhmw-pe-chain-sprocket-wheel-plastic-gear\/"},"modified":"2026-07-17T06:32:14","modified_gmt":"2026-07-17T06:32:14","slug":"wear-resistance-plastic-drive-uhmw-pe-chain-sprocket-wheel-plastic-gear","status":"publish","type":"product","link":"https:\/\/gearrack.top\/ja\/product\/wear-resistance-plastic-drive-uhmw-pe-chain-sprocket-wheel-plastic-gear\/","title":{"rendered":"Wear Resistance Plastic Drive Uhmw-pe Chain Sprocket Wheel Plastic Gear"},"content":{"rendered":"
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Product Overview<\/h2>\n
\n
\n \"Wear\n <\/div>\n
\n

UHMW-PE (Ultra-High Molecular Weight Polyethylene) chain sprocket wheels<\/strong> are drive sprockets for conveyor chains and roller chains machined from reinforced UHMW-PE \u2014 an engineering plastic with exceptional wear resistance, extremely low friction coefficient, high impact strength, near-zero water absorption, and outstanding chemical resistance. All sprocket teeth are toothed to ensure smooth operation and correct sprocket-chain interaction. Korea Ever-Power’s UHMW-PE sprocket wheels are CNC-machined to maintain very accurate tooth profiles for correct chain pitch engagement and wear resistance. The use of UHMW-PE greatly reduces noise vs metal sprockets. These plastic sprockets are significantly lighter than steel sprockets and highly resistant to corrosion and chemical attack. Material: reinforced UHMW-PE. Colour: green (standard) or custom. Sprocket model: drive sprocket. Processing: CNC machine. Certification: ISO, ISO9001:2008.<\/p>\n

Korea Ever-Power’s UHMW-PE sprocket wheels<\/a> are the preferred choice for food processing conveyors (FDA-listed material, no lubricant contamination), bottling line chain drives (chemical wash resistance), agricultural machinery chain drives (outdoor chemical exposure), and packaging machinery (quiet operation). Quote within 24 hours. Mould lead time 25\u201335 days (simple: 15 days). Start from customer sample if no drawing available. Video QC inspection before shipment.<\/p>\n<\/p><\/div>\n<\/div>\n

\n
\"UHMW-PE<\/p>\n

Drive Sprocket<\/p>\n<\/div>\n

\"Large<\/p>\n

Large Sprocket<\/p>\n<\/div>\n

\"Plastic<\/p>\n

POM Sprocket<\/p>\n<\/div>\n<\/div>\n

Technical Specifications<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/th>\nDetail<\/th>\n<\/tr>\n<\/thead>\n
Material<\/td>\nReinforced UHMW-PE (Ultra-High Molecular Weight Polyethylene)<\/td>\n<\/tr>\n
Colour<\/td>\nGreen (standard); custom colour available<\/td>\n<\/tr>\n
Sprocket Model<\/td>\nDrive sprocket (chain engagement teeth on periphery)<\/td>\n<\/tr>\n
Processing<\/td>\nCNC machine \u2014 precise tooth profile from UHMW-PE rod or plate<\/td>\n<\/tr>\n
Tooth Profile<\/td>\nToothed to chain pitch standard \u2014 smooth chain engagement, correct interaction<\/td>\n<\/tr>\n
\u8a8d\u8a3c<\/td>\nISO, ISO9001:2008<\/td>\n<\/tr>\n
Customisation<\/td>\nPer drawing or customer sample; all chain pitches and bore sizes<\/td>\n<\/tr>\n
Quote Response<\/td>\nWithin 24 hours<\/td>\n<\/tr>\n
Lead Time<\/td>\n25\u201335 days standard; 15 days simple sprockets<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Why UHMW-PE for Chain Sprocket Wheels<\/h2>\n

\"Factory<\/p>\n

UHMW-PE is the gold standard material for plastic chain sprocket wheels in demanding industrial environments. Its unique combination of properties sets it apart from other engineering plastics and from metal sprockets:<\/p>\n

\n
\n

Exceptional Wear Resistance<\/h3>\n

UHMW-PE has outstanding abrasion resistance \u2014 its wear rate under sliding contact is 2\u20137\u00d7 lower than nylon, POM, or HDPE at equivalent loads and speeds. The very high molecular weight (3\u20139 million g\/mol, vs 250,000 for standard HDPE) produces a material with polymer chain entanglement so high that individual chains cannot be pulled out of the surface under abrasive contact \u2014 the fundamental mechanism of UHMW-PE’s superior wear resistance. For sprocket wheel teeth in continuous chain drive contact, this wear resistance translates to dramatically longer tooth life than lower-grade plastics or inadequately lubricated metal sprockets.<\/p>\n<\/p><\/div>\n

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Ultra-Low Friction \u2014 Self-Lubricating<\/h3>\n

UHMW-PE has the lowest friction coefficient of any unreinforced thermoplastic \u2014 \u03bc \u2248 0.04\u20130.08 against steel chain links. This near-PTFE friction level provides excellent self-lubrication of the chain-sprocket interface, eliminating the need for chain lubricant in many food, pharmaceutical, and clean applications. The smooth, waxy surface finish of UHMW-PE naturally reduces the sliding friction at each chain link engagement, reducing chain elongation from link wear and extending chain service life alongside the sprocket.<\/p>\n<\/p><\/div>\n

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Near-Zero Water Absorption<\/h3>\n

UHMW-PE absorbs less than 0.01% water \u2014 effectively zero. In food processing environments where sprockets are repeatedly exposed to high-pressure water washing (CIP \u2014 Clean In Place \u2014 systems using hot water and detergent), UHMW-PE sprocket wheels maintain their dimensional accuracy and tooth profile without the swelling that causes nylon sprockets to misalign with the chain pitch after washing cycles. This dimensional stability under wash-down is a critical requirement for food grade conveyor drives where chain pitch must be maintained within \u00b10.05 mm throughout the equipment’s operating life.<\/p>\n<\/p><\/div>\n

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Chemical Resistance<\/h3>\n

UHMW-PE is resistant to virtually all industrial chemicals \u2014 acids, alkalis, solvents, oils, and fats \u2014 at service temperatures below 80\u00b0C. This broad chemical resistance makes UHMW-PE sprockets suitable for bottling lines (acidic beverages, caustic cleaning agents), chemical plant conveyors (solvent exposure), and marine conveyors (salt water). Only strong oxidising acids (concentrated nitric acid, fuming sulphuric acid) and some aromatic\/chlorinated solvents at elevated temperature cause significant attack. Korea Ever-Power confirms chemical compatibility for specific applications on request.<\/p>\n<\/p><\/div>\n

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Noise Reduction<\/h3>\n

UHMW-PE sprocket wheels reduce chain drive noise by 6\u201312 dB(A) compared with steel sprockets at equivalent chain speed and load \u2014 a significant improvement in food factory and packaging line working environments where occupational noise exposure is a regulatory concern. The noise reduction comes from UHMW-PE’s high internal damping (loss factor significantly higher than steel), which absorbs the chain impact energy at each tooth engagement rather than radiating it as sound. At high chain speeds (> 1 m\/s), the noise advantage is most pronounced.<\/p>\n<\/p><\/div>\n

\n

Lightweight and Corrosion-Free<\/h3>\n

UHMW-PE density: 0.93\u20130.94 g\/cm\u00b3 \u2014 approximately 8\u00d7 lighter than steel (7.85 g\/cm\u00b3). A UHMW-PE sprocket weighs only 12% of the equivalent steel sprocket \u2014 reducing the dynamic load on conveyor drive bearings, reducing the inertia that the motor must overcome on start-up, and reducing the force that the chain transmits to the conveyor frame during acceleration. The corrosion-free property eliminates rust contamination of products in food, pharmaceutical, and chemical environments \u2014 a requirement that forces expensive stainless steel selection for metal sprockets in these applications.<\/p>\n<\/p><\/div>\n<\/div>\n

Applications<\/h2>\n

\"measuring<\/p>\n

\n
\n
\ufe0f<\/div>\n

Food and Beverage Processing<\/h3>\n

UHMW-PE chain sprockets in poultry processing conveyor drives, meat packing lines, bakery product conveyors, and beverage bottling line chain drives. FDA-listed UHMW-PE satisfies food contact material compliance; near-zero water absorption maintains chain pitch alignment through CIP wash cycles; chemical resistance withstands caustic cleaning agents; no lubricant contamination risk. The standard choice for upgrade from stainless steel or carbon steel sprockets in food factory chain drives.<\/p>\n<\/div>\n

\n
<\/div>\n

General Industrial Conveyors<\/h3>\n

UHMW-PE drive sprockets in industrial chain conveyors for parts manufacturing, automotive assembly lines, and warehouse sorting systems. The maintenance-free self-lubrication eliminates the chain lubrication maintenance schedule that steel sprockets require; the noise reduction improves the working environment in high-noise factory areas; and the corrosion resistance suits outdoor or humid conveyor installations where steel sprockets rapidly rust without regular coating maintenance.<\/p>\n<\/div>\n

\n
<\/div>\n

Agricultural Machinery<\/h3>\n

UHMW-PE sprockets in grain elevator chain drives, seed drill drives, and harvester chain conveyors. Agricultural chain drives operate in abrasive environments (grain dust, soil particles) where UHMW-PE’s exceptional abrasion resistance significantly extends sprocket life versus nylon or POM. The resistance to agricultural chemicals (herbicides, fertilisers, and pesticides) prevents the material degradation that limits nylon and POM sprocket life in direct chemical exposure.<\/p>\n<\/div>\n

\n
<\/div>\n

Pharmaceutical Packaging Lines<\/h3>\n

UHMW-PE sprockets in tablet sorting, blister packaging, and bottle filling line chain drives. Pharmaceutical production requires: zero particulate contamination (UHMW-PE’s low wear rate and self-lubricating surface minimise particle generation); FDA material compliance (UHMW-PE is FDA-listed); and resistance to alcohol and IPA cleaning agents (excellent chemical resistance). UHMW-PE sprockets replace metal sprockets in pharmaceutical conveyor drives as GMP equipment qualification standards tighten.<\/p>\n<\/div>\n

\n
<\/div>\n

Packaging Machinery<\/h3>\n

UHMW-PE sprockets in box erecting machine chain drives, shrink tunnel conveyor drives, and label application machine chains. In packaging machinery where chain noise directly affects the working environment of operators, UHMW-PE sprockets provide 8\u201312 dB(A) noise reduction vs steel at the same chain speed \u2014 making the packaging line compliant with workplace noise regulations without expensive acoustic enclosures around the machine.<\/p>\n<\/div>\n

\n
\u2693<\/div>\n

Marine and Offshore<\/h3>\n

UHMW-PE sprockets in offshore platform chain conveyors, marine cargo handling equipment, and aquaculture feeding system chain drives. Salt water, high humidity, UV exposure, and temperature cycling from \u221240\u00b0C to +60\u00b0C are all conditions that rapidly corrode carbon steel sprockets. UHMW-PE’s immunity to all these environmental factors (plus its extremely high impact strength at low temperatures \u2014 it is used as cryogenic impact protection material) makes it the preferred alternative to stainless steel in marine chain drive applications.<\/p>\n<\/div>\n<\/div>\n

Frequently Asked Questions<\/h2>\n
\n
\n

Why is UHMW-PE better than nylon or POM for chain sprocket wheels?<\/p>\n

UHMW-PE outperforms nylon and POM in three critical sprocket wheel properties: wear resistance (2\u20137\u00d7 lower wear rate than nylon or POM under abrasive sliding contact \u2014 the dominant wear mechanism for chain-sprocket interaction); water absorption (< 0.01% vs 2\u20133% for nylon \u2014 maintains chain pitch alignment through CIP wash cycles); and friction coefficient (\u03bc \u2248 0.04\u20130.08 vs \u03bc \u2248 0.10\u20130.30 for nylon\/POM \u2014 better self-lubrication of the chain-sprocket interface). Nylon and POM outperform UHMW-PE in tensile strength and dimensional precision for gear tooth applications \u2014 but for chain sprocket wheels where wear resistance, chemical resistance, and food-grade compliance are the primary requirements, UHMW-PE is the correct material choice.<\/p>\n<\/div>\n

\n
\n

Can Korea Ever-Power machine UHMW-PE sprockets to match an existing steel sprocket’s chain pitch?<\/p>\n

Yes \u2014 Korea Ever-Power CNC-machines UHMW-PE sprocket wheels to any standard chain pitch (ANSI 25, 35, 40, 50, 60, 80, and European DIN 8187\/8188 pitches) and non-standard pitches from customer drawings or samples. Korea Ever-Power can also match a worn steel sprocket’s original profile from measurement of the original \u2014 providing a direct drop-in replacement UHMW-PE sprocket for an existing conveyor without any chain or conveyor modification. Contact Korea Ever-Power<\/a> with your chain pitch, tooth count, bore diameter, and face width for a quotation.<\/p>\n<\/div>\n<\/div>\n

Customer Reviews<\/h2>\n
\n
\n

“We operate a poultry processing plant and replaced all steel sprockets on our kill-line chain conveyors with UHMW-PE sprockets (25B, 14T) from Korea Ever-Power. Previous steel sprockets required lubrication every 48 hours; UHMW-PE sprockets: zero lubrication for 24 months of continuous operation. Chain elongation at 12 months: 0.6 mm\/m (vs 1.8 mm\/m with steel sprockets). Noise reduction: 9 dB(A) \u2014 brought our production floor below the mandatory 85 dB(A) action level without acoustic enclosures. FDA food-contact certificate provided.”<\/p>\n

Kim Byeong-hoon<\/strong>  |  Maintenance Manager, Incheon Poultry Processing Co.  ·  Q1 2026<\/em><\/p>\n<\/div>\n

\n

“We manufacture packaging machinery and switched to UHMW-PE drive sprockets from Korea Ever-Power on our shrink tunnel conveyor drives. Tooth wear measurement after 6,000 operating hours: tooth height reduction 0.12 mm \u2014 equivalent steel sprockets showed 0.47 mm at the same interval. Customer acceptance improved significantly \u2014 the 10 dB(A) noise reduction made our machine compliant with the customer’s factory noise policy without any acoustic modification. Korea Ever-Power supplied matching sprockets for 6 different chain pitches in the machine from a single order.”<\/p>\n

Lee Sang-hyeon<\/strong>  |  Packaging Machine Design Engineer, Gyeonggi Packaging Systems Co.  ·  Q4 2025<\/em><\/p>\n<\/div>\n<\/div>\n

Related Products<\/h2>\n
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\"Plastic<\/a><\/p>\n
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Plastic Gears<\/h3>\n

All plastic gear types \u2014 POM, Nylon, UHMW-PE.<\/p>\n

Browse \u2192<\/a><\/div>\n<\/div>\n

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Spur Gears<\/h3>\n

Steel spur gears \u2014 all modules.<\/p>\n

Browse \u2192<\/a><\/div>\n<\/div>\n

\"Helical<\/a><\/p>\n
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Helical Gears<\/h3>\n

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Browse \u2192<\/a><\/div>\n<\/div>\n

\"\u30d9\u30d9\u30eb\u30ae\u30a2\"<\/a><\/p>\n
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\u30d9\u30d9\u30eb\u30ae\u30a2<\/h3>\n

Bevel and spiral bevel for right-angle drives.<\/p>\n

Browse \u2192<\/a><\/div>\n<\/div>\n

\"Worm<\/a><\/p>\n
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Worm Gears<\/h3>\n

Brass worm wheels, stainless worm gears.<\/p>\n

Browse \u2192<\/a><\/div>\n<\/div>\n

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Ring Gears<\/h3>\n

Aerospace, wind turbine, automotive ring gears.<\/p>\n

Browse \u2192<\/a><\/div>\n<\/div>\n

\"Planetary<\/a><\/p>\n
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Planetary Gears<\/h3>\n

Ring gears, internal kits, planetary sets.<\/p>\n

Browse \u2192<\/a><\/div>\n<\/div>\n

\"Other<\/a><\/p>\n
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Other Gears<\/h3>\n

Gear rack, auto, herringbone, hypoid, crown.<\/p>\n

Browse \u2192<\/a><\/div>\n<\/div>\n<\/div>\n

\n

Request a Quotation \u2014 UHMW-PE Chain Sprocket Wheels<\/h3>\n

Reinforced UHMW-PE. CNC machined. All chain pitches (ANSI \/ DIN \/ custom). Green or custom colour. ISO9001. FDA food-grade. 24hr quote. 15\u201335 day lead time. Drop-in replacement for steel sprockets.<\/p>\n

Get a Quote Now<\/a>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

Custom Wear Resistance Plastic Drive Uhmw-pe Chain Sprocket Wheel Plastic Gear from Korea Ever-Power \u2014 Hangzhou plastic gear manufacturer. POM, MC Nylon, PA66, PEEK, UHMWPE. ISO9001, SGS, FDA, RoHS certified. Custom size, colour, material. 24hr quote.<\/p>","protected":false},"featured_media":1773,"comment_status":"closed","ping_status":"open","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[4565],"product_tag":[],"class_list":["post-1772","product","type-product","status-publish","has-post-thumbnail","product_cat-plastic-geat","pa_editor-cxm","first","instock","product-type-simple"],"_links":{"self":[{"href":"https:\/\/gearrack.top\/ja\/wp-json\/wp\/v2\/product\/1772","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gearrack.top\/ja\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/gearrack.top\/ja\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/gearrack.top\/ja\/wp-json\/wp\/v2\/comments?post=1772"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/gearrack.top\/ja\/wp-json\/wp\/v2\/media\/1773"}],"wp:attachment":[{"href":"https:\/\/gearrack.top\/ja\/wp-json\/wp\/v2\/media?parent=1772"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/gearrack.top\/ja\/wp-json\/wp\/v2\/product_brand?post=1772"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/gearrack.top\/ja\/wp-json\/wp\/v2\/product_cat?post=1772"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/gearrack.top\/ja\/wp-json\/wp\/v2\/product_tag?post=1772"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}