9.8 oz Style 1800 Fiberglass Cloth with Volan Finish
Open Fiberglass
stiff 9.8 oz/sq yd(osy) Style1800 Fiberglass cloth
1800 uses the thicker filament K yarn and for that alone is
somewhat stiffer than 7500. The stiffest cloth in this list is
the 25" with a stiff finish and is priced the lowest
good for polyester or epoxy resins - for FLAT layups only
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Style 1800 fiberglass cloth is a 9.8 oz/sq yd plain weave boat and tooling type fabric with a thread count of 16 x 14 ends/inch. Style 1800 uses the yarn ECK 18 1/0 in the warp and fill. The "K" glass filament is 13 microns and is much bigger than the 9 micron "G" filament used in style 7500 fiberglass cloth that has the same weight and thread count. The thicker 13 micron filament flatter yarn in 1800 makes it quite a bit stiffer than the similar style 7500. Style 1800 here is finished in pure Volan and will have a green tint. Because it is a much cheaper and stiffer fabric than the style 7500 it is priced lower.
Inventory: Styles 104 - 1442 1456-1694 1800-6305 6576-85392