Email to a friend SIL-THIX SILICONE THICKENER 100g Thickening agent for Silicone Rubbers. $22.95 Add to Cart Qty Out of Stock This item will be shipped within 10 days. Add Review Sil-Thix is a unique thickener for most Silicone Mould Making Rubbers. It can be used with both Condensation and Addition Curing Systems. We recommend a maximum of 3% in Addition Cure Grades and 5% in Condensation Cure Grades. Sil-Thix CANNOT be used in CraftSil. We recommend a test on a small amount of silicone before any larger jobs. Currently there are no reviews for this product. Currently there are no questions for this product. Similar Products Pinkysil Oddbod 5Kg $385.00 Pinkysil Fast Curing Mould Making Silicone 2kg Kit $153.00 Pinkysil Fast Curing Mould Making Silicone 500gm kit $46.50 Pinkysil Fast Curing Mould Making Silicone 1kg Kit $80.50