VACUUM METALLIZING COATINGS - VB-4880

 

VB-4880 2K UNIVERSAL VACUUM METALLIZING BASECOAT
DESCRIPTION VB-4880 is a low cost 2K Universal Metallizing and Sputtering VM Basecoat that has been designed for use in finishing ABS, Acrylic, Polycarbonate, Nylon and flame treated or primed Polypropylene plastics. Among its attributes, VB-4880 develops very good mar resistance and hardness, brilliance, flow and positive cure at relatively low temperatures. As supplied, VB-4880 offers a superb balance between set up times and cure temperature requirements. This 2K VM Basecoat is recommended for use with all general purpose or Automotive grade Vacuum Metallizing and 2K Topcoats.
PROPERTIES	VALUES	NOTATIONS
Specific Gravity: Pound / Gallon: Solids Content: Viscosity: Spread: Boiling Range: Flash Point: V.O.C. Content:	.90 - .96 7.49 - 7.99 19.0 - 26.0% 14 - 18 sec. 1100 sq/ft 175 - 295 23 6.0	at 77 °F at 77 °F Range by weight #2 Zahn Cup at .50 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 VB-4880 is supplied at ready to spray viscosity. However, if your application permits, reduce VB-4880 as required with TH-552 2K Reducer. APPLICATION Method: Apply by conventional and HVLP Spray. CATALYST REQUIREMENTS Pre-Catalyze VB-4880 at the rate of 9 parts paint to 1 part SX-122. For fastest Cure, use in conjunction with SX-167 Cure Accelerator. Add 1% SX-167 by weight, to catalyzed VB-4880.. CURE CYCLE Flash off 15 minutes, followed by a 60 minute cure at 160 degrees F. POT LIFE VB-4880 offers an approximate pot life of 12 hours when catalyzed with SX-122. Pot life may be reduced by as much as 75% when used in conjunction with SX-167 Cure Accelerator. 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-4880 is available in 5 and 55 gallon epoxy phenolic lined steel containers. Please contact Pearl Paints for ordering information.

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