Novolak Resin

PropertiesTest MethodUnitQuantity
Melting PointD-53181C95-105
Free PhenolD-1312%Weight>=1
Resin contentD-4639%Weight97.5-99
B-time…..Second50-60
Flow…..mm45-60
Aston Solubility…..…..excellent
Particle size…..mesh>=150
Hexamin…..%Weight8

Novolak  resin:

Phenol formaldehyde resins (PF) are synthetic polymers obtained by the reaction of phenol or substituted phenol with formaldehyde.

Its used in the manufacturing of refractory brick, foundry shell moulds etc.

paking:25kg net bag

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