Nicpro 74oz Silicone Mold Making Kit Q: Why Is My Silicone Rubber Not Curing Properly? A: The curing of silicone fluids is related to these factors: 1.Mixed 1:1 by weight. 2. Stirring slowly for 3 minutes at least , until uniform mixed. 3.This mold-making silicone rubber 3~5 hours cures at room temperature (73.4°F / 23°C). Q: What's The Hardness Of This Silicone Mold Making Kit? A: It is 20A Q: How To Avoid The Liquid Silicone Leaking From The Mold Housing? A: To avoid the leaking of liquid silicone, we recommend you also use a hot glue to seal the box bottom. Q: Do I Need To Fix The Model To The Bottom? A: Yes, you need to use a small amount of hot glue to fix the bottom center of the mold. If your model is heavy, it does not need to be fixed Q: Is This A "Food-Grade" Silicone Mold Making Kit? A: Yes, Our silicone mold making kit is NON-TOXIC and ODORLESS. Recommended for food molds, like chocolate and cake molds.

【COMPLETE SILICONE KIT】: You will get 74oz silicone rubber, adjustable mold housing (maximum size 5.9'' x 5.9''x 2''), 12 pcs stirring sticks, 8 pcs 8oz plastic measuring cups, 10 pcs gloves, 2 pcs tablecloth and 1x user manual. It's the essential bundle you need to start your mold making! 【FOOD & SKIN CONTACT SAFE】: Adapted platinum grade additional RTV-2 silicone rubber,NON-TOXIC and odorless. Ideal for mold making of arts crafts, like casting resins, wax, concrete, soap, candle or mode for candy, chocolate, cake. 【FAST CURE】: This mold-making silicone rubber 3~5 hours cures at room temperature（73.4°F / 23°C). It has 30 working time. Heat cure will shorten the cure time.(depending on mold size and thickness, temperature）Notice: It can not cure with UV resin. Due to the low viscosity, the bubbles will disappear automatically within 2 hours without vacuum degassing. 【20A SILICONE TEAR RESISTANCE】: Our silicone mold making kit is designed for making the flexible & firm molds.Once cured ,the silicone is flexible enough, not easily breaking and easy to demold. The silicone molds have a very long life span, which can be used up to 500~1000 times if taken good care. 【WIDE APPLICATION】: Our green liquid silicone for mold making is easy to pour and mix, perfect detail copy. the silicone is flexible. Perfect for middle size project such as 2-piece 3D silicone molds, 1-piece 3D silicone molds, 1-piece flat silicone molds.