SI CONCEPTS - RESIN & ADHESIVES

Mold making liquid silicone rubber

Liquid silicone rubber

Mold making liquid silicone rubber is a cost effective, room temperature curing compound mix ratio 100:5. This is a low viscosity, flowable grade, having good mechanical strength and cures with various catalyst options depending on the application requirements at room temperature to a flexibile elastomer. This grade is well suited for detailed and exacr reproduction of artifacts, figures, architectural items and similar objects. It will produce the finest details of the master and is suitable for a vareity of art related and industrial applications such as mold making for reproducing architecural items, prototyes, furniture and sculptures.

Product features:

Offers optimum combination of good flow, high mechanical properties, and excellent detail reproduction with good service life in mold making applications.
Compatible with several master materils such materials such as wood, metal, plastic, rubbe and clays.
Mold made with thi material can be used to cast a variety of reproduction materials such as polyester resins, polyurethanes, low melt alloys, epoxy, wax, gypsum, clay soap etc.
Good mechanical properties gives long mold life.
Highly eleastic and excellent release properties for easy demolding.
Work in a wide range of service temperatures.

Applications:

Silicone molds are incredibly versatile and are used across various industries to produce a wide range of products. Here’s a list of common products made using silicone molds:

1. Resin Castings molds.

Products: Jewelry, keychains, decorative items, coasters, and paperweights.

Details: Resin is a popular casting material that captures fine details, and silicone molds are often used because they allow easy demolding and provide a smooth finish.

2. Candle Making molds

Products: Decorative candles, novelty shapes, scented candles.

Details: Silicone molds are heat-resistant, making them ideal for pouring hot wax. Intricate designs, such as flowers, animals, or geometric shapes, are commonly used in candle making.

3. Soap Making molds

Products: Custom soap bars with unique shapes and designs.

Details: Handmade soap makers use silicone molds for creative soap designs, ranging from basic shapes to highly detailed figurines or themed soap bars.

4. Chocolates and Confectionery molds

Products: Chocolate bars, candies, bonbons, gummies.

Details: Food-safe silicone molds are commonly used for making chocolates and other edible treats because of their non-stick properties and ability to withstand both high and low temperatures.

5. Baking and Pastry molds

Products: Cake toppers, fondant decorations, cupcakes, cookies, and cake pops.

Details: Silicone baking molds are widely used to create detailed shapes and textures for desserts. They are flexible, making it easy to remove delicate baked goods.

6. Prototyping silicone molds.

Products: Plastic parts, prototypes, and industrial components.

Details: Silicone molds are used for rapid prototyping in product development, allowing companies to test part designs before going into mass production. Molds are used with resins or plastics to create detailed components.

7. Concrete and Cement Castings molds

Products: Garden statues, planters, stepping stones, and architectural details.

Details: Silicone molds are durable enough to cast concrete or cement for outdoor products, providing intricate details for garden decor or functional elements like planters.

8. Plaster and Clay Castings molds

Products: Wall plaques, masks, sculptures, and figurines.

Details: Artists and craftspeople often use silicone molds to cast plaster or clay, creating artistic pieces or replicas. This process is common for both fine art and home decor items.

9. Medical and Prosthetics molds

Products: Custom prosthetic limbs, dental appliances, and implants.

Details: Silicone molds are essential in the medical field for creating custom medical devices, prosthetics, and implants due to their ability to produce exact replicas and their biocompatibility.

10. Toy Making molds

Products: Dolls, action figures, and other collectible figurines.

Details: Silicone molds are used to cast plastic or resin parts for toys, especially small, detailed items like action figures or collectible items.

11. Life Casting and Prosthetic Makeup molds

Products: Masks, prosthetic pieces (for special effects), and body parts replicas.

Details: In the film and entertainment industry, silicone molds are used for creating lifelike body parts or special effects prosthetics used in movies or theatrical productions.

12. Automotive Parts molds

Products: Custom car parts, gaskets, seals.

Details: Some automotive parts, especially custom or small-scale components, are cast using silicone molds. This includes gaskets, seals, and other parts that require durability and precision.

13. Jewelry Making molds

Products: Rings, pendants, earrings, and bracelets.

Details: Silicone molds are widely used in the jewelry-making process to cast resin, metal, or clay into intricate designs. Silicone’s flexibility allows for easy removal of delicate jewelry pieces without damaging them.

14. Model and Miniature Making molds

Products: Scale models, miniature figures, and diorama pieces.

Details: Hobbyists and professional model makers use silicone molds to cast highly detailed parts for models, from miniature cars to fantasy figures.

15. Food Products (Silicone Molds for Cooking)

Products: Ice cubes, popsicles, gelatin molds, cake molds, and baking trays.

Details: FDA-approved food-grade silicone molds are frequently used in the kitchen for making ice cubes, jello shapes, or fun dessert molds, given their resistance to both heat and cold.

16. Footwear molds

Products: Custom shoe insoles, sandals, and shoe parts.

Details: Silicone molds are often used in the footwear industry to produce custom insoles, soles for sandals, and other footwear components that require flexibility and precision.

17. Decorative Items and Art Pieces molds

Products: Wall art, figurines, home decor items.

Details: Artists and crafters use silicone molds to create decorative items, such as detailed sculptures or wall plaques, using materials like resin, plaster, or cement.

18. Functional Items molds

Products: Coasters, trays, bowls, and phone holders.

Details: Silicone molds are often used to make functional items such as resin coasters, trays, and even small storage items for home or office use.

19. Cosmetics and Beauty Tools

Products: Makeup applicators, facial masks, and silicone beauty blenders.

Details: Some beauty tools and accessories, such as silicone applicators and face masks, are produced using silicone molds due to their flexibility and skin-safe properties.

20. Furniture Components molds

Products: Decorative accents, table legs, and chair components.

Details: Silicone molds are used to cast parts for furniture, such as decorative legs or trim pieces, often made from resins or other durable materials.

Silicone molds provide a versatile and efficient way to create products with intricate details and designs across numerous industries. Their reusability and ability to handle various materials make them a key tool in manufacturing, crafting, and artistic production.

Wacker Elastosil M4511

Room temperature curing silicone rubber RTV-2

Pourable, condensation-curing, two-component silicone rubber that vulcanizes at room temperature. Main application: Making cost effective molds, specially suited for casting PE and PU resins.

Properties :

very good flowability and self-deaeration
very low Shore A hardness (approx. 12)
high tear strength
extremely high elongation and flexibility
outstanding chemical resistance to attack by polyester and polyurethane resins, mold life is significantly extended

Specific features :