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Robnor MP304SF

Chemical Family
Polyurethanes (PU)

Robnor MP304SF is a two-component rigid foam. Robnor MP304SF is a flexible blown two-part polyurethane foam with a closed cell structure. MP304SF is a soft material which is fast curing and non shrinking.

Product families

Applications

Applications
  • Electrical & Electronics — Other Electrical & Electronics Applications
Electrical & Electronics — Devices & Assemblies
  • Displays
Healthcare & Pharma — Medical
  • Other Medical Applications
Automotive & Transportation — Transportation
  • Marine
Electrical & Electronics — Wire & Cable
  • Other Wire & Cable Applications

Product Families

Composite Materials — Core Materials
  • Foam Cores

Other characteristics

Brand
Robnor
Core Type
Polyurethane Foam
Functions
Core Material
Compatible Polymers & Resins
Polyurethanes (PU)
Resin
RP304SF
Markets
  • Automotive & Transportation
  • Electrical & Electronics
  • Healthcare & Pharma
Hardener
HP304SF
Core
Polyurethane Foam
PACKAGING
Available in: Bulk, Kits and sets.
Application
  • Medical applications
  • Insulation
  • Anti-vibration
Technology
Composite Materials
Kits and Sets

MP304SF/NC/8KGSET. Kits and Sets are provided in separate containers to the correct ratio. In Kit form, pour the contents of the smaller container into the larger container and use it as a mixing vessel. Stir well using an appropriate mixer until homogeneous. Note: Incomplete mixing will be characterized by erratic or partially incomplete cure even after extended time periods.

Bulk Materials

RP304SF/NC/25KG; HP304SF/NC/25KG; Both resin and hardener are supplied fully evacuated and ready for use. Care should be taken to ensure when mixing the resins air is not entrained in the mixture. If this is unavoidable the mixed resin and hardener should be re-evacuated before dispensing. The bulk resin and hardener materials can be dispensed from suitable dispensing machinery, details provided by Fluid Research.

Key Property
  • Closed cell
  • Flexible
  • Non-shrinking
Packaging Type
Bulk
Composites End Use
Marine Applications
Material Features
  • Electrically Insulating
  • Fast Curing
  • Flexible
  • Good Shrinkage Resistance
  • Vibration Damping
Shelf Life Storage

12 months at 25°C bulk Specialty packaging may be less.; Bulk containers should be inverted every two to three weeks to reduce the accumulation of the fillers on the bottom of the containers.; Isocyanates are sensitive to moisture and should be kept in their original container or in a volume tank under dry nitrogen blanketing.; Many isocyanates are prone to dimerization, the formation of a white precipitate. Products with minor amounts of this precipitate normally cure to full properties.; Storage at 20 +/- 5°C (60°F to 86°F) is recommended to ensure full shelf life.

Certifications and Compliance
  • ISO 9001
  • RoHS Compliant
Compatible Polymers and Resins
Polyurethanes (PU)
Composite Materials Functions
Core Material

Technical data

Table 1 of 1

8 rows
CharacteristicValueUnit
Blow Ratio10:1—
Mix ratio by weight2:1—
Operating Temperature range-25 to +100°C
Rise Time (To End)2.0minutes
Volume ExpansionX10-12—
Exotherm (100g)80.0°C
Tack Free Time3 - 5minutes
Cream Time30 - 60Seconds

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