Ultra Durable Technologies
UltraDT – UltraSpartic 85‑EXT Polyaspartic (2 Gallon Kit)
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✓ Ships M–F via FedEx & UPS · ✓ Same-day shipping on orders before 2 PM · ✓ Expert support: (802) 489-0828
Product Overview
UltraSpartic 85‑EXT is a unique, high‑solids polyaspartic floor coating developed for demanding applications such as garages, warehouses, production areas, and other abusive concrete environments. Its long working time, low viscosity (150 CPS), and extremely low odor make it especially user‑friendly in warm and humid climates.
Typical Applications
- Primer, body coat, broadcast coat, or topcoat for decorative and industrial concrete floors
- Ideal for use with full or sparse broadcast chip flakes, quartz granules, or UltraColor E/P Pigment Packs for on‑site tinting
Unique Advantages
- High‑solids at 85% for excellent durability and non‑yellowing, UV‑stable performance
- Low odor and low viscosity allow for outstanding leveling and ease of application
- Tintable with UltraColor E/P Pigment Packs for custom color matching
- DOT and IATA (air) non‑regulated for safe handling and transport
Product Specifications
- Packaging: 2-Gallon Kit (1‑gal can Part A + 1‑gal can Part B)
- Mixing Ratio: 1:1 by volume
- Solids Level: 85%
- Dry Time: Approximately 8 hours for light foot traffic
- Working Time: 25 minutes (at 70°F / 50% RH)
- Coverage Rate: Average 120–320 sq. ft. per gallon (film build of 5–13 mils)
- Shelf Life: 1 year when unopened and stored at 59–77°F (15–25°C)
Mixing & Application
- Ensure Parts A and B are at room temperature (59–77°F, 15–25°C) before mixing.
- Wear proper PPE (gloves and safety glasses) during mixing.
- Pre‑mix Part A for 1 minute; optionally add UltraColor E/P Pigment Pack for on‑site tinting.
- Add Part B by volume to achieve the 1:1 mix ratio and blend with a low‑speed drill for about 3 minutes.
- Complete spreading and rolling within the stated working time to ensure optimum performance.
Finished Floor Example

Product Documentation
Additional Information
UltraSpartic 85‑EXT delivers exceptional durability, excellent leveling, and outstanding bond strength even at low film thicknesses. Its performance in resisting hot tire damage, UV degradation, and chemical attack makes it an ideal choice for high-traffic and industrial flooring systems. For optimal results, ensure the concrete substrate is properly prepared (e.g., shot-blasted or diamond ground to a CSP 2–CSP 3 profile) before application.
Technical Specs
Technical Specs
Grinder Compatibility
Grinder Compatibility
Shipping & Freight
Shipping & Freight
Standard orders: Most in-stock items ship M–F via FedEx or UPS Ground. Orders placed before 2:00 PM CST typically ship same day.
Freight shipments: Heavy equipment and large orders ship LTL. Our team will contact you to coordinate delivery.
Expedited shipping: Next-day and 2-day air available on request. Call (802) 489-0828 for a quote.
Returns: Unused items may be returned within 30 days in original packaging. Custom or special-order tooling is non-returnable. Contact info@fast-prep.com to initiate.
Frequently Asked Questions
Frequently Asked Questions
How do I choose the right bond hardness?
Use soft bonds on hard concrete (high PSI/dense) and hard bonds on soft concrete. For most commercial floors, Medium is the safest starting point. Call us at (802) 489-0828 and we'll spec the right bond for your floor condition.
Are your plates compatible with my machine?
We stock tooling for Klindex, Lavina, Husqvarna, Superabrasive, and most other planetary grinders. Tell us your machine model and we'll confirm fit before you order.
Do you offer quantity discounts?
Yes. Volume pricing is available on orders of 10+ pieces of the same item. Call (802) 489-0828 or email info@fast-prep.com to discuss.
How quickly will my order arrive?
In-stock orders placed before 2 PM CST ship same day M–F. Most U.S. deliveries arrive within 2–5 business days via FedEx or UPS Ground.
