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Urea Molding Compound

    THAI KK Urea Molding Compound is a thermosetting compound composed of urea-formaldehyde resin reinforced with alpha-cellulose pulp, of which it is available in wide range of colors for both compression and injection molding.

    Molded parts from Thai KK Urea Molding Compound exhibit the excellent properties of high mechanical strength, electrical arc and insulation resistance, flame resistance, chemical resistance and anti-bacterial property.

    With advantage over thermoplastics, Thai KK Urea Molding Compound is suitable for molding electrical appliance, closures, buttons, toilet seats and, sanitary accessory.

Typical Properties
PROPERTY UNIT COMPRESSION TYPE INJECTION TYPE
Appeance - Granular form Granular form
Specific Gravity - 1.45 - 1.55 1.45 - 1.55
Bending Strength ( mormal state) MPa 78.0 Min 78.0 Min
Charpy lmpact Strength,notched kg /m2 2.0 Min 2.0Min
Water Absorption % 1.5 Max 1.5 Max
lnsulation Resistance ( mormalstae ) Ω 109 Min 109 Min
Flammability UL 94 Class V-0 V-0
Disc Flow ( 2g material, at 140 ˚c ) mm 105 Min 115 Min
Curing time ( 2g material, at 140 ˚c ) sec 30 Min 50 Min
Molding Condition
TYPE ITEM UNIT CONDITION
COMPRESSION Mold Temperature ˚c 140 - 155
Mold Pressure kg /m2 150 - 200
INJECTION Barrel Feed Zone Temperature ˚c 50 - 70
Barrel Font Zone Temperature ˚c 70 - 90
Nozzle Temperature ˚c 80 - 100
Mold Temperature ˚c 140 - 155
Injection Pressure kg /m2 70 - 150
MATERIAL HANDLING, PACKAGE AND STORAGE

Material is supplied in multiwall bag, generally 25 kg bag, the material should be stored in a cool (below 30oC) and dry place, and protected from moisture. Shelf life of material is 3 months.