Product description
900 Moldable Silicone Putty – Grey
|
E/FUSING 900 Flex Moldable Silicone Putty (Grey)
|
|
|---|---|---|
|
Add to Cart
|
Add to Cart
|
|
| Customer Reviews |
4.4 out of 5 stars 1,589
|
4.4 out of 5 stars 55
|
| Price | $15.75$15.75 | $15.75$15.75 |
| Durometer | High Durometer (firmer) | Low Durometer (softer) |
| Tackiness | The original putty has a moderate level of tackiness, providing a secure hold on surfaces without the extra grip found in the Flex version. | Flex offers greater tackiness than the original version, allowing it to adhere more effectively to surfaces, even in areas with movement or vibration. |
| Waterproof | ✓ | ✓ |
| Malleability | Harder to mold, more stiff | Flex offers greater tackiness than the original version, allowing it to adhere more effectively to surfaces, even in areas with movement or vibration. |
| Shape Retention | Holds shape well, doesn't sag | Prone to sagging depending on orientation |
| Does it Dry? | Will not dry or harden, remaining in a putty-like state. | Will not dry or harden, remaining in a putty-like state. |
Features

Waterproof
Forms a reliable seal that prevents water from penetrating, ensuring protection against moisture in even the most challenging environments.

Removable & Reusable
Reusable when applied indoors and outdoors. Thin applications outdoors may cure and become non-pliable when exposed to direct sunlight for an extended period of time.

Works in Extreme Temperatures
Operates in temperatures from: -65°F to 500°F.

Excellent Dielectric Strength
Prevents electrical currents from passing through and provides protection in electrical applications.

Product Information
Product Description
E/FUSING 900 is a non-hardening multi-purpose gap sealant putty for filling voids, cracks, and seams where water, air, or wildlife intrusion is a concern. Can also be used to create custom barriers to divert or block liquid.
Works on plastic, metal, masonry, wood, ceramic, glass, and more for indoor and outdoor applications.
When applying the putty in voids on objects that can be wrapped, use E/Fusing sealing tapes as an overwrap to improve seal.
Application Examples
Replacement Putty, Gap Sealant, Seal Electrical Conduit Voids, Underwater Sealing, Contour Water Flow, Leak Stop, Custom Gasket, Waterproof Exposed Wires and Connections, Soldering, Electrical Insulation Putty, Seal Mold Cavities, Wall Mounting, Molding, Fountains, and many more.
Features
- Resists UV, oil, salt, and chemicals
- Does not harden, crack or brittle
- Extreme temperature range
- Excellent dielectric strength
- Can be applied underwater
- Removable and Reusable
Available in Different Shapes

Rectangular (Original) Profile
Ideal for sealing wide gaps or flat surfaces.

Circular Profile
Ideal for quick installation in tight, rounded crevices.

Triangular Profile
Ideal for corners or angled gaps where two surfaces meet
Construction/Specifications
| Material | SIlicone Rubber |
| Liner | Polystyrene |
| Width | 1 inch (25.4 m ) |
| Length | 1.5 feet (46 cm) |
| Color | Grey, Black, and White |
| Temperature Range (24 hrs max) | -80°F (-62°C) to 500°F (260°C) |
| Water Absorption | 3% Max by weight |
| Dielectric Strength | 400V/mil |
Storage / Shelf Life / Handling / Standard
| Storage | Store in a cool and dry place. |
| Shelf Life | 3 years. |
| Handling | Keep putty clean and free of dust. |
| Applicable Standard | Class H Insulation |














![Crayola Silly Putty Bulk Variety Pack (24ct), Assorted Soft Sensory Putty, Kids Fidget Toys, Goodie Bag & Treasure Box Sensory Toys, Gift for Kids, Ages 4+ [Amazon Exclusive]](https://octomanpachio.sfo3.digitaloceanspaces.com/products/2026/02/img_697f18c984780.jpg)



Reviews
There are no reviews yet.