ground coat enamel frits

ground coat and one-coat enamel
frits
reference no. description
expansion firing
coefficient (10-7) temperature (°
c)
ung-102 high temp.nickel ground
coat 301.8 840-880
ung-103 high temp.nickel ground
coat 286.5 860-890
ung-104 high temp.nickel ground
coat 290.1 840-880
ung-105 high temp. antimony
molybdenum white ground coat
297.1 840-870
ung-111 medium temp.co-ni ground
coat 313.7 800-840
ung-112 medium temp.co-ni ground
coat 292.1 820-860
ung-118 medium temp.nickel ground
coat 309.1 800-840
ung-124 low temp. antimony
molybdenum white ground coat
290.1 780-820
ung-1102 high temp.co-ni ground
coat 300.5 840-880
ung-1112 medium temp.co-ni ground
coat 283.6 830-860
ung-1122 low temp.co-ni ground
coat 300.5 780-820
ung-2400 low temp.co-ni ground
coat 322.1 760-800
ung-2401 medium temp.co-ni ground
coat 292.1 800-840
ung-2404 high temp.co-ni ground
coat 290.1 840-870
ung-2405 high yemp.co-ni ground
coat 288.1 860-880
ung-2406 temp. resistant co-ni
ground coat 278.2 860-900
ung-2414 low temp. co-ni ground
coat 311.1 760-800
ung-2115 one-coat black enamel
296.1 830-850
remarks: directly coated on base
metal.with strong adherence. wide
range of firing temperature.
1. mill addition ratio for nickel
and co-ni ground coat:
frit 100 clay 5-7
quartz porwder 0-8 borax 0.3-
0.5
sodium nitrite 0.2-0.3 water 50-
55ml
2. mill addition ratio of sb-mo
ground coat:
frit 100 antimony oxide 1.0
clay 5-7 barium molybdate 1.0
quartz powder 0-8 water 50-55
ml
frit slurry fineness 1-
2g/150mesh.100ml specific
gravity 160-170g/100 ml