Aremco Quartz-Coat™ 845-D / 845-S High Temperature Specialty Coatings Inorganic, Silicon Filled

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Aremco Quartz-Coat™ 845-D / 845-S High Temperature Specialty Coatings Inorganic, Silicon Filled (discontinued **)
Categories:	Ceramic; Other Engineering Material; Ceramic/Metallic Coating
Material Notes:	Ceramic-metallic, dark gray diffusion coating for quartz lamp applications to 2000 °F. Used mainly for coating automotive headlamps and stadium lighting. Refer to dip and spray formulations as Quartz-Coat™ 845-D (dip) and 845-S (spray). Now available in opaque blue as 845-Blue. Other colors available upon request.
Vendors:	Aremco offers a wide range of ceramic, glass and silicone based coatings for ceramic, glass and quartz materials used in heater and lighting applications to 2000°F (1093°C). Visit us today at Aremco.com or call 1 (845) 268-0039 to speak with an engineer. Click here to view all available suppliers for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.55 g/cc	1.55 g/cc
Solids Content	42 %	42 %	by volume
	55 %	55 %	by weight
Volatile Organic Compounds (VOC) Content	0.00 g/l	0.00 g/l
Viscosity	400 - 700 cP	400 - 700 cP
Thickness	33.0 microns	1.30 mil	recommended dry film thickness
	76.2 microns	3.00 mil	estimated wet film thickness
Storage Temperature	4.44 - 32.2 °C	40.0 - 90.0 °F

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	1090 °C	2000 °F	Continuous

Processing Properties	Metric	English	Comments
Processing Temperature	10.0 - 32.2 °C	50.0 - 90.0 °F	Application Temperature
Dry Time	0.5 hour	0.5 hour	Handling
	0.1 - 1 hour	0.1 - 1 hour	Recoat
Cure Time	>= 3.00 min	>= 0.0500 hour	Air Set prior to curing
	12.0 min	0.200 hour	0.1 hr at 200°F; 0.1 hr at 900°F
Shelf Life	3.00 Month	3.00 Month

Descriptive Properties
Dry Film Coverage ft2/gal	630		at 1 mil
Thinner	Distilled Water

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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