Novolak Resin

Properties Test Method Unit Quantity
Melting Point D-53181 C 95-105
Free Phenol D-1312 %Weight >=1
Resin content D-4639 %Weight 97.5-99
B-time ….. Second 50-60
Flow ….. mm 45-60
Aston Solubility ….. ….. excellent
Particle size ….. mesh >=150
Hexamin ….. %Weight 8

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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