0 ratings
Polytek 74-45 Liquid Polyurethane Rubber (4lb Kit)
Pourable and easily thickened rubber for versatile application
Polytek 74-45 Liquid Polyurethane Rubber (4lb Kit)
Item #: 20789729

Polytek 74-45 Liquid Polyurethane Rubber (4lb Kit)

Item #: 20789729

USD 87

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

0 ratings Write a review
In stock
us Imported from USA store

QTY:

Order now and get it around Thursday, June 25
Our Top Logistics Partners
  • fedex
  • dhl
Pourable and easily thickened rubber for versatile application
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified


paypal payment
visa payment
mastercard payment

What Stands Out

Durability
The Polytek 74-45 offers exceptional durability, ensuring long-lasting molds that withstand repeated use and maintain their shape under various conditions.
Versatility
Ideal for various applications, this polyurethane rubber can be used for casting, prototyping, and creating detailed molds, catering to artists and manufacturers alike.
Ease of Use
With user-friendly mixing ratios and working times, Polytek 74-45 allows for straightforward application, making it suitable for both beginners and experienced users in the mold-making process.

Product Details

Get the best deal on Polytek 74-45 Liquid Polyurethane Rubber 4lb Kit at Ubuy Micronesia. Shop now and enjoy quick delivery and secure payment options.
  • Poly 74-45 Liquid Rubber is a two-part polyurethane system
  • Cures to a yellow rubber with a Shore Hardness of A45
  • Mix ratio is 1A:1B
  • Pour time is 30 minutes
  • Demold time is 16 hours
  • Can be thickened with PolyFiber II Thickener for brush-on application
Is Discontinued By ManufacturerNo
ManufacturerPolytek
Date First AvailableSeptember 20, 2017
Item Weight4 lbs (1.81 kg)

Who Should Buy?

Suitable For
  • Mold Makers

    Ideal for creating high-quality molds due to its excellent detail reproduction and durability.

  • Cosplay Enthusiasts

    Great for crafting realistic costume parts and props, offering flexibility and a lifelike finish.

  • Small Manufacturers

    Beneficial for businesses producing limited runs of custom parts or prototypes, ensuring accuracy and repeatability.

Not Suitable For
  • Large Scale Projects

    Not suitable for very large mold-making tasks due to its limited pour volume and potential cost.

  • Beginner Crafters

    May be too complex for novice users lacking experience with polyurethane rubbers and mold-making techniques.

  • Outdoor Applications

    Not recommended for applications exposed to harsh outdoor conditions as UV stability is minimal.

Product Description

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is Polytek 74-45 Liquid Polyurethane Rubber primarily used for?

    Answer: Polytek 74-45 Liquid Polyurethane Rubber is primarily utilized for mold making and casting applications. Ideal for creating flexible molds, it allows for detailed reproductions in a variety of materials such as plaster, concrete, and resin. Its flexibility makes it an excellent choice for intricate designs, enabling artists, sculptors, and manufacturers to produce high-quality replicas of their creations with ease.
  • Question: How is Polytek 74-45 Liquid Polyurethane Rubber mixed and prepared?

    Answer: To mix Polytek 74-45, combine the two components—Part A (Base) and Part B (Curing Agent)—in the specified ratio, which is typically equal parts by weight. Stir thoroughly until a uniform mixture is achieved, ensuring there are no streaks. This preparation is crucial as it affects the rubber's curing process and final properties, making accurate mixing essential for optimal performance in mold making.
  • Question: What are the properties of Polytek 74-45 Liquid Polyurethane Rubber?

    Answer: Polytek 74-45 Liquid Polyurethane Rubber boasts excellent tear resistance, flexibility, and durability. Its low viscosity allows for easy pourability, which is particularly advantageous for capturing fine details in molds. These properties make it suitable for various applications, from artistic endeavors to industrial uses, providing the reliability needed for long-lasting molds that resist degradation over time.
  • Question: Can Polytek 74-45 be colored or tinted?

    Answer: Yes, Polytek 74-45 can be easily tinted using compatible colorants or pigments, allowing for creative expression in your projects. Adding color not only enhances visual appeal but can also aid in identifying different layers or parts of your molds. Colored molds can be beneficial when creating artworks, prototypes, or decorative items, providing a distinct look in the finished products.
  • Question: Is Polytek 74-45 suitable for food-safe applications?

    Answer: Polytek 74-45 Liquid Polyurethane Rubber is not considered food-safe. For projects involving food contact, it is recommended to use designated food-grade silicones or rubbers that comply with safety standards. Therefore, it’s crucial to choose the right material based on the intended use to ensure safety and compliance with health regulations in food-related applications.
  • Question: How long does it take for Polytek 74-45 to cure?

    Answer: Polytek 74-45 typically requires about 24 hours to cure fully at room temperature. However, the effective working time is approximately 30 minutes, allowing you to mold and shape your creations before it begins to set. Understanding the curing times enables you to plan your projects effectively, ensuring ample time for application and adjustments while achieving optimal results.
  • Question: What is the shelf life of Polytek 74-45?

    Answer: When stored correctly in a cool, dry place, Polytek 74-45 Liquid Polyurethane Rubber has a shelf life of about one year. To maximize its longevity, keep containers tightly sealed to avoid moisture exposure, which can negatively impact the product's performance. Knowing the shelf life helps users plan their projects and purchase only what is necessary, reducing waste and ensuring quality.
  • Question: Can I use Polytek 74-45 for outdoor projects?

    Answer: While Polytek 74-45 is primarily designed for indoor applications, it can be used for outdoor projects if properly finished. Applying a UV-resistant topcoat can help protect the rubber from sun exposure and prolong its durability in outdoor conditions. This is particularly useful for garden sculptures or decorative elements that will be exposed to the elements, ensuring they maintain their integrity over time.
  • Question: What tools do I need to work with Polytek 74-45?

    Answer: To work effectively with Polytek 74-45, you’ll need basic tools such as a digital scale for accurate measurements, mixing containers, a stir stick, and molds for casting. Additional tools like brushes or spatulas might be helpful for applying the rubber in intricate areas. Having the right tools will optimize your workflow and enhance the quality of your finished molds or castings.
  • Question: Where can I buy Polytek 74-45 Liquid Polyurethane Rubber 4lb Kit?

    Answer: You can purchase the Polytek 74-45 Liquid Polyurethane Rubber 4lb Kit from Ubuy in Micronesia. Ubuy offers a convenient online shopping experience, ensuring you can access this high-quality product along with detailed descriptions, specifications, and customer reviews to help inform your purchase.

Polytek Molding & Casting Editorial Review

No editorial reviews found

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Pros

  • High durability and flexibility
  • Excellent for mold making
  • User-friendly mixing ratio
  • Fast curing time
  • Superior tear resistance

Cons

  • Requires precise measurements

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.