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Item #:
9905644
Polytek Poly 74-20 Liquid Polyurethane Rubber (6-lb Kit) - Yellow, Soft, Pourable, Ideal for Intricate Molds
Item #:
9905644
STD 3226545
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Poly 74-20 Liquid Rubber is a soft, pourable two-part polyurethane system that provides a Shore A20 rubber after curing.
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What Stands Out
High Durability
Poly 74-20 offers exceptional durability, making it ideal for creating long-lasting molds and casts. This robust formulation withstands wear and tear, ensuring your projects maintain their quality over time.
Easy to Use
The user-friendly mixing and pouring process simplifies mold-making for beginners and experts alike. Its consistent performance ensures reliable results, saving time and effort in crafting detailed sculptures and prototypes.
Versatile Applications
Suitable for a wide range of applications, from fine art to industrial uses, Poly 74-20 adapts to diverse project requirements. This versatility enhances creativity while solving specific molding needs across various industries.
Product Details
| Specific Uses For Product | Masonry, Casting, Countertop, Carpentry, Furniture, Wood, Glass, Table Top Coating |
| Item Form | Liquid |
| Other Special Features of the Product | Liquid Rubber, Long Demold Time, High Flexibility |
| Container Type | Box |
| Full Cure Time | 16 Hours |
| Water Resistance Level | Not Water Resistant |
| Tensile Strength | 217 Pounds Per Square Inch (551.2 cm) |
| Compatible Material | Polyurethane, Stone, Metal, Rigid Materials |
| Item Package Quantity | 1 |
| Volume | 3 Quarts |
| Brand Name | Polytek |
| Model | 74-20 |
| UPC | 686603381625 |
| Manufacturer | Polytek |
| Part Number | PT-7420-6 |
| Material Type | Polyurethane |
| Color | Yellow |
| Brand | Polytek |
| Material | Polyurethane |
| Special Feature | Liquid Rubber, Long Demold Time, High Flexibility |
| Item Weight | 6 lbs (2.72 kg) |
Who Should Buy?
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Mold Makers
Ideal for users creating durable molds for casting resins, allowing precise detail and longevity in mold making.
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Sculptors
Perfect for artists needing flexible and strong rubber to reproduce their sculptures or create artistic pieces.
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Cosplay Creators
Great for individuals crafting costumes or props, providing realistic textures and high flexibility for detailed designs.
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Beginner Hobbyists
Not suitable for beginners unfamiliar with mixing ratios and curing processes, may lead to poor results without guidance.
Product Description
Polytek Poly 74-20 Liquid Polyurethane Rubber (6-lb Kit) - Yellow, Soft, Pourable, Ideal for Intricate Molds
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Customer Questions & Answers
-
Question:
What is Polytek Poly 74-20 Liquid Polyurethane Rubber used for?
Answer: Polytek Poly 74-20 Liquid Polyurethane Rubber is a versatile material ideal for crafting intricate molds and reproducing detailed objects. This soft and pourable rubber is perfect for various applications including model making, special effects, and art projects. Whether you are a hobbyist or a professional, its flexibility and ease of use make it suitable for casting resin, concrete, or plaster, allowing you to create highly-detailed replicas or prototypes with minimal effort. -
Question:
How do I mix Polytek Poly 74-20?
Answer: To mix Polytek Poly 74-20, combine equal parts of Part A (Base) and Part B (Curative) by weight. Carefully measure each component and mix them thoroughly until you achieve a uniform consistency, which is crucial for proper curing. It's advisable to mix in small batches to prevent waste and ensure you can work within the pot life of the product. Once mixed, you can pour it into your mold immediately for excellent results. -
Question:
What is the curing time for Polytek Poly 74-20?
Answer: Polytek Poly 74-20 typically cures within 18 to 24 hours at room temperature, depending on environmental conditions. Factors such as temperature and humidity can influence cure times, with warmer conditions accelerating the process. During curing, it's essential to ensure the mold remains undisturbed to avoid imperfections in your final product. After full curing, the rubber maintains flexibility while retaining shape integrity for long-term use. -
Question:
Is Polytek Poly 74-20 suitable for beginners?
Answer: Yes, Polytek Poly 74-20 is user-friendly and suitable for beginners as well as experienced users. The simple 1:1 mixing ratio and pourable consistency make it accessible for various projects without requiring advanced techniques. Beginners can start with small molds for practice, and as they gain confidence, they can tackle more complex designs. This product empowers anyone interested in mold making to create high-quality results efficiently. -
Question:
Can I color Polytek Poly 74-20?
Answer: Absolutely! You can add color to Polytek Poly 74-20 using pigments or dyes specifically designed for polyurethane rubbers. Incorporating color can enhance the aesthetic appeal of your molds and finished products. It's advisable to test a small batch first to determine the desired shade and ensure compatibility with the rubber. This versatility allows you to customize your creations for artistic projects, cosplay, or industrial applications. -
Question:
What are the optimal storage conditions for Polytek Poly 74-20?
Answer: To ensure the longevity of Polytek Poly 74-20, it should be stored in a cool, dry place away from direct sunlight and extreme temperatures. Keeping the containers tightly sealed prevents contamination and moisture absorption, which can affect the quality of the rubber. Regularly check the shelf life and use the product within the recommended timeframe for the best results in your crafting and molding projects. -
Question:
What types of molds can I create with Polytek Poly 74-20?
Answer: Polytek Poly 74-20 is exceptional for creating intricate molds including detailed figurines, decorative objects, and prototype components. Its flexibility and softness allow for easy demolding without damaging the original piece, making it perfect for both artistic endeavors and industrial applications. You can also use it to create silicone molds for casting materials such as resin or ceramics, enhancing its versatility in various projects. -
Question:
Is Polytek Poly 74-20 food safe?
Answer: Polytek Poly 74-20 is not FDA-approved for food contact applications. While it's excellent for artistic and industrial uses, if you require a food-safe material for molds, consider alternative products specifically labeled as food safe. It is important to choose the right materials for specific applications to ensure safety and compliance with health standards. -
Question:
Can I reuse molds made with Polytek Poly 74-20?
Answer: Yes, molds created with Polytek Poly 74-20 can often be reused multiple times, depending on the type of casting material used and the care taken during use. With proper maintenance and storage, these durable molds can yield several castings, making them cost-effective for recurring projects. Ensure to inspect for any signs of wear or damage after each use to maintain mold quality. -
Question:
Where can I buy Polytek Poly 74-20 Liquid Polyurethane Rubber 6-lb Kit in São Tomé and Príncipe?
Answer: You can purchase the Polytek Poly 74-20 Liquid Polyurethane Rubber 6-lb Kit from Ubuy, which is a reliable online platform offering a wide variety of products. Ubuy provides a convenient shopping experience along with comprehensive product details, making it easier for you to make informed decisions. Explore Ubuy to find this product and expand your molding projects.
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STD 3226545
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Features & Benefits
- Shore hardness: A20
- Mix Ratio: 1A:2B
- Pour Time: 20 min
- Demold Time: 16 hr
- Cured Color: Yellow
- Can be easily thickened for brush-on application
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