VACUUM METALLIZING COATINGS - VB-4873

 

VB-4873 UNIVERSAL, HIGH SOLIDS VACUUM METALLIZING BASECOAT
DESCRIPTION VB-4873 high build version of VB-4885, has been specifically formulated for use in Vacuum Metallizing Lighting and General Purpose finishing applications. Among its attributes, this low cost, High Solids VM Basecoat offers outstanding adhesion to Noryl, Steel and Zinc Die Cast, as well as ABS, Styrene and Thermoplastics. VB-4873 provides positive cure at relatively low temperature, superb adhesion between substrate and Metallizing, exceptional flow and outstanding brilliance. In addition, VB-4873 is offered at a high rate of solids, allowing for a greater level of reduction flexibility than may be found in similar coatings. Not recommended for un-primed and untreated Polypropylene.
PROPERTIES	VALUES	NOTATIONS
Specific Gravity: Pound / Gallon: Solids Content: Viscosity: Spread: Boiling Range: Flash Point: V.O.C. Content:	.96 - .1.03 7.99 - 8.58 +50% 23 - 27 sec. 4440 sq/ft 130 - 340 4 < 3.00	at 77 °F at 77 °F Range by weight #2 Zahn Cup at .25 mills (approx.) °F °F (TCC) lb / gl
OTHER INFORMATION DOT Classification: Flammable Liquid (FL) HMIS Rating: 1-3-0 H-F-R HMIS RATING KEY H = Health F = Fire R = Reactivity 0 = Minimal Hazard 1 = Slight Hazard 2 = Moderate Hazard 3 = Serious Hazard 4 = Severe Hazard REDUCTION For Flow Coat Basecoat applications, reduce at the rate of 1:2 or as much as 1:3. For use in Spray applications, apply as is, or reduce as required. For use in Flow Coat Topcoat applications, reduce 1:3 or as much as 1:4. For use in Topcoat Spray applications, reduce as required. Acceptable reducers include: Acetone, Toluene, Heptane or VM&P Naptha Solvents. APPLICATION Method: Apply by conventional and HVLP Spray, Flow Coat and Dip applications. CURE CYCLE Flash off 30 minutes, followed by a 60 - 90 minute cure at 160 - 250 degrees F. for Basecoat applications. Flash off 10 minutes, followed by a 40 minute cure at 140 degrees F., for Topcoat applications. STORAGE Store in tightly sealed containers, at ambient temperatures. Protect from moisture, evaporation and foreign materials. Process ability of this product can be adversely affected by evaporation and contamination. SHELF LIFE 12 months, provided materials are kept in sealed original containers under specified conditions. Storage beyond this period can produce higher viscosities. AVAILABILITY VB-4873 is available in 5 and 55 gallon epoxy phenolic lined steel containers. Please contact Pearl Paints for ordering information.

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