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Gum Rosin Flakes, Brazilian, WW Grade
Product Code: BROSIN
Rosin Flakes (and clumps) also known as colophony, light yellow-amber color, is a solid form of resin obtained from pines. Used in printing inks, varnishes, adhesives/glues, soap, paper sizing, soda, soldering fluxes, and sealing wax.
AA59142-AIWW: Complies with Class A, Type I, Grade WW Mil. Spec. A-A-59142.
Extracted from pine tree species known as Pinus Elliottii, commonly known as the slash pine.
At room temperature rosin is brittle, but it melts at stove-top temperature. The product is a mixture of small and large flakes and occasional lumps and fine powder.
550 Lbs drums of rosin are also available at discounted price or free shipping in US.
Softening Point: 78șC
Color: X/WW (5/6) (Gardner, 1:1 Toluene)
Country of Origin: Brazil
Acid Number: 166.2 mg KOH/g
Total VOC (Volatile Organic Compounds): 0.4%