Smooth-On / Material reference
SiliconeMold Star™ 19T
Mold Star™ 19T is listed by Smooth-On as a platinum-cure silicone rubber. The source reports mixed viscosity of 11,000 cps, mix ratio by weight of 1A:1B, pot life of 3 minutes. This record connects 16 reported fields with 19 manufacturer document links. Review the original technical data sheet for the applicable test conditions and processing instructions.
11,000 cpsManufacturer-reported
1A:1BManufacturer-reported
3 minutesManufacturer-reported
12 minutesManufacturer-reported
19Manufacturer-reported
1.08 g/ccManufacturer-reported
Technical & safety documents
19 linksFiles open on the manufacturer's document host. Region and language follow the source listing; confirm the revision inside the file.
Technical BulletinEnglish · Not specified
Open file Skin Safety CertificationEnglish · Not specified
Open file Mold Star 19T SDS | EnglishEnglish · United States & Canada
Open file Mold Star 19T SDS | SpanishSpanish · United States & Canada
Open file Mold Star 19T SDS | FrenchFrench · United States & Canada
Open file Mold Star 19T SDS | EnglishEnglish · South & Central America
Open file Mold Star 19T SDS | SpanishSpanish · South & Central America
Open file Mold Star 19T SDS | EnglishEnglish · United Kingdom & European Union
Open file Mold Star 19T SDS | SpanishSpanish · United Kingdom & European Union
Open file Mold Star 19T SDS | FrenchFrench · United Kingdom & European Union
Open file Mold Star 19T SDS | GermanGerman · United Kingdom & European Union
Open file Mold Star 19T SDS | ItalianItalian · United Kingdom & European Union
Open file Mold Star 19T SDS | GreekGreek · United Kingdom & European Union
Open file Mold Star 19T SDS | DutchDutch · United Kingdom & European Union
Open file Mold Star 19T SDS | PolishPolish · United Kingdom & European Union
Open file Mold Star 19T SDS | CzechCzech · United Kingdom & European Union
Open file Mold Star 19T SDS | HungarianHungarian · United Kingdom & European Union
Open file Mold Star 19T SDS | NorwegianNorwegian · United Kingdom & European Union
Open file Mold Star 19T SDS | EnglishEnglish · Australia & New Zealand
Open file Reported specifications
16 fieldsMaterial and processing data
| Property | Reported value | Evidence |
|---|---|---|
| Mixed Viscosity | 11,000 cps | Manufacturer table |
| Catalyst | Platinum | Manufacturer table |
| Color | Translucent | Manufacturer table |
| Mix Ratio By Volume | 1A:1B | Manufacturer table |
| Mix Ratio By Weight | 1A:1B | Manufacturer table |
| Pot Life | 3 minutes | Manufacturer table |
| Cure Time | 12 minutes | Manufacturer table |
| Shore A Hardness | 19 | Manufacturer table |
| Specific Gravity | 1.08 g/cc | Manufacturer table |
| Specific Volume | 25.6 cu. in./lb. | Manufacturer table |
| Die B Tear Strength | 90 pli | Manufacturer table |
| Elongation @ Break | 470 % | Manufacturer table |
| Shrinkage | 0.001 in./in. | Manufacturer table |
| Tensile Strength | 420 psi | Manufacturer table |
| Useful Temperature (min) | -65 °F | Manufacturer table |
| Useful Temperature (max) | 450 °F | Manufacturer table |
Reported values are not independent test results. Original units and table wording are preserved. Extracted TDS rows can depend on the grade, component and source table headings; use the linked page to verify that context. Test methods, sample preparation and cure schedules may differ; consult the original TDS before making a performance comparison.
Selection & processing checks
Check the exact cure chemistry and intended substrate. Silicone rubber and silicone resin are distinct material types; this collection includes elastomers.
- Is the material addition-cure, condensation-cure or a one-part system?
- Which substrates and cure-inhibition precautions are listed?
- Are the reported tear strength and elongation measured under comparable conditions?
- Confirm the complete product designation, including any hardener, color or formulation suffix.
- Read the current SDS for handling, protective equipment, storage and disposal information.
The reported weight ratio for this record is 1A:1B. A weight ratio must not be used as a volume ratio without the appropriate density information.
Missing properties are not estimated. Similar values or shared application labels do not establish a drop-in replacement.
Other materials in this family
View collection| Material / manufacturer | Family | Key specification | Documents | Add to comparison |
|---|---|---|---|---|
| 20-1615 | Silicone | 6,000 | 3 linked | |
| PlatSil® 73-60 Silicone Rubber | Silicone | 40,000 cP | 3 linked | |
| PlatSil® 73-25 Silicone Rubber | Silicone | 6,000 cP | 2 linked | |
| PlatSil® Gel-10 | Silicone | 15,000 cP | 2 linked |