Unique Properties
NSP can be softened with heat to be troweled, brushed, or liquified for casting into silicone molds.
Physical Properties
Durometer:
Soft: 24A
Medium: 33A
Hard 51A
NSP Soft and Medium Density: 99 lbs./cu. ft. Specific Gravity: 1.58 g/cc
NSP Hard Density: 99 lbs./cu. ft. Specific Gravity: 1.58 g/cc
Softening Temperature
NSP Soft = 120°F / 49°C
NSP Medium = 125°F / 52°C
NSP Hard = 130°F / 54°C
Troweling Temperature
175°F / 80°C
Brushing Temperature
185°F / 85°C
Casting Temperature
205°F / 97°C
Max Temperature
205°F / 97°C
Hygiene
Wash hands with soap and water after use.
Handling Tips
NSP™ clay scrapers and rake tools are often used to initially make the clay surface uniform. NSPTM is very solvent friendly; solvents such as naphtha, clear mineral spirits and turpentine are aggressive solvents which can be used to quickly soften and dissolve the surface. Citrus based solvents such as D-limonene can also be used but may cause inhibition when molding the clay using silicone rubber. 99% Isopropyl alcohol can be used to smooth the clay surface if a less aggressive solvent effect is desired.
NOTE: If isopropyl myristate is used on the surface of NSP™, the surface will remain soft, and it will not return to the original hardness.
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