Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

3M PUR 4020 Polyurethane Elastomer

3M™PUR4020PolyurethaneElastomerisahigh-performancealiphaticpolyurethanecastingresinfrom3M’sPURseries,offeringexcellentabrasionresistance,flexibility,andUVstability.Idealforindustrialtooling,wear-resistantparts,andprototyping,itcuresatroomtemperaturewithlowexothermandsuperiorclarityandmechanicalintegrity.
  • 3m pur 4020 polyurethane elastomer_d92e90f1
  • 3m pur 4020 polyurethane elastomer_d92e90f1

Features Of 3M PUR 4020 Polyurethane Elastomer

  1. High abrasion resistance for extended service life in demanding mechanical environments.

  2. Excellent load-bearing capacity and resilience under repeated dynamic stress.

  3. Good resistance to oils, greases, and many common industrial chemicals.

  4. Smooth, non-tacky surface finish ideal for precision contact applications.

  5. Consistent processing behavior with reliable cure kinetics for repeatable manufacturing.

Typical Applications Of 3M PUR 4020 Polyurethane Elastomer

  1. Roll covers and precision rollers for printing, converting, and paper handling equipment.

  2. Industrial wheels and casters requiring high wear resistance and quiet operation.

  3. Sealing and metering components in fluid handling systems.

  4. Custom-molded elastomeric parts for material handling and automation tooling.

  5. Protective linings and wear pads in mining and bulk material transport equipment.

Specifications Of 3M PUR 4020 Polyurethane Elastomer

Chemical TypeAliphatic polyurethane elastomer
Product FormTwo-component liquid system (Part A: polyol blend; Part B: isocyanate)
AppearancePart A: light amber viscous liquid; Part B: pale yellow clear liquid
Primary ApplicationsRoll covers, industrial wheels, precision molded elastomers
Key FeaturesHigh hardness (Shore D 75–80), low compression set, excellent tear strength
BenefitsDimensional stability, reduced maintenance frequency, improved process uptime
Curing MethodRoom temperature or elevated temperature post-cure (e.g., 70°C for 4–6 hours)
Storage ConditionsStore at 15–25°C in sealed containers; protect from moisture and direct sunlight


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