Castaldo® VLT Silicone Jewelry Molding Rubber 2 7/8″ Strips - 5lb Box

SKU

73-069

Skip to the beginning of the images gallery

$105.70

Brand: Castaldo
Type: VLT Silicone (Very Low Temp)
Vulcanization Temperature: 71°C - 86°C (160°F - 190°F)
Color: Blue Green/Teal
Shrinkage: Very Low 0.1%
Length: 2-7/8" x 18"
Each: 5lb Box
Country of Origin: United Kingdom

Priced Per 5-lb Box

Qty		Price Per Unit
1-2		$105.70
3-9		$103.59
10 and Above		$100.42

Categories: Molding & Waxing, Mold Making, Mold Rubber, Rubber / Silicone, Castaldo

Details

CASTALDO VLT® Silicone Molding Rubber can be vulcanized at a wide range of time and temperature combinations. Its low vulcanization temperature makes it ideal for creating tough, strong, and long-lasting production rubber molds that can be taken directly from various plastic resin models.

Specifications

Shore A Hardness: 38-40
Vulcanization Temperature: 71°C - 86°C (160°F - 190°F)
Rubber Shrinkage: Very Low 0.1%
Break Tensile Strength : 8.9n/mm² (1289psi)
Break Tear Strength : 18.2n/mm² ( 104lbs/in)
Break Elongation: 614%
Cure time: 30-90 mins
Uses: Low temp for resin CAD CAM, RP & SL

Suggested Time & Temperature Combinations (for a typical 19mm thick mold)

88°C or 190°F for 30 minutes
82°C or 180°F for 45 minutes
76°C or 170°F for 60 minutes
71°C or 160°F for 90 minutes

Storage Information

During the summer months, or in very warm climates, this rubber should be kept in cold storage, such as a refrigerator or in a constantly air-conditioned room. Do not let cooled storage temperature drop below 32°F or 0°C

More Information