BC8370 is a two-part polyurethane molding system. BC8370 is mixed one-to-one by volume (or 100 Read more...
BC 8321Three Component Variable Durometer 10-20 Shore A
BC8321 is used to make soft molds of detailed masters that contain deep undercuts. Some of the most common uses are concrete formliners and to make molds for point-of-purchase displays, rapid prototypes, special effects, taxidermy, and sculpture reproductions.BC8321 Softener Part C can be used to reduce the hardness below 10A.
Product Features:
The following table lists the general properties of BC8321 after it has cured.
Property Cured Product
Part A + Part B Standard mix + 50 pbw Part C *
Color Dark Purple Dark Purple
Elongation, % >1000 >1000
Shore Hardness ~A19 ~A14
Tear, Die C, PLI 70 60
Tear, Split, PLI 14 14
Ultimate Tensile, PSI 260 150
*100 parts Part A, 98 parts Part B and 50 parts Part C.
