Evercoat Light Speed Optex Premium Lightweight Filler Plus Hardener, 100390

$120.00
Save $55.95

Product Overview

Evercoat Light Speed® Optex® Premium Lightweight Filler (100390) is an elite, dual‑cure autobody filler delivering unparalleled sanding qualities through Evercoat’s patented EcoResin™ technology.

Its cure time can be accelerated to just 3–4 minutes using the Light Speed UV LED lamp, dramatically improving repair efficiency and cycle time. The non‑sag formula offers excellent filling properties while eliminating the need for finishing putty. Featuring OPTEX® color‑changing technology, the filler transitions from pink to a light gray‑green when ready to sand—providing precise visual timing.

Part of the METALWORKS® System. Available in a 1‑gallon container containing 0.8 gallons (3L) of product. Cream hardener included.

Features and Benefits

OPTEX® color‑changing technology for precise application timing
Unique dual‑cure system (traditional catalyzation or UV LED curing)
Ultra‑fast 3‑minute UV cure time (20 minutes without UV)
Industry‑leading sanding performance and clog‑free formula
Exceptional spreading and ultra‑smooth finish
Virtually eliminates pinholes
500+ hours corrosion resistance (ASTM B117)
Superior adhesion to steel, aluminum, SMC, fiberglass, silicon bronze welds, and sanded OEM paint

Video

Recommended Substrates

Approved substrates:
- Steel
- Stainless Steel
- Galvanized Steel
- Aluminum
- SMC
- Silicon Bronze Welds
- Fiberglass
- Sanded OEM Paint
NOTE: For structural repairs prone to high stress or flexibility, use a fiber‑reinforced filler such as Everglass®, Kitty Hair®, or Fiber Tech®.

Mixing

Stir the filler thoroughly before use. Knead the cream hardener.
Add hardener at 2% by weight — apply a ribbon across a 4" diameter puddle.
Puddles larger than 4" (10 cm) require additional hardener.
Mix thoroughly until a uniform color is achieved.
Approximate working time: 5–6 minutes @ 72°F (22°C)

Tech Specs

Appearance: Light pink paste → green
VOC: Refer to Section 9 of SDS
Relative Density: Refer to Section 9 of SDS
Working Time: 5–6 minutes
Sand Time:
- 30–40 minutes without UV/LED cure
- 3–4 minutes with UV/LED cure
- Allow minimum 45 minutes over silicon bronze welds if not UV cured
Max Recommended Thickness: 1/4 inch (6mm)
Tech Data Sheet: Download
SDS: Download
Optex Family Brochure: Download

Safety

Read all directions and warnings prior to use.
Never return mixed filler to the can.
Keep container closed and store in a cool, dry place.
Use with Evercoat® Cream Hardener only.
SDS: Download

** This item is considered Hazardous Materials (HAZMAT) and ships UPS Ground ONLY. **

SMSDistributors Expert Notes

Evercoat Light Speed® Optex® is one of the most advanced fillers available for collision repair professionals seeking maximum efficiency. Its dual‑cure capability allows technicians to dramatically reduce cycle time—curing in as little as 3 minutes with the Light Speed UV LED lamp.

The OPTEX® color‑change feature eliminates guesswork by visually indicating when the repair is ready to sand, improving consistency across technicians and reducing rework. Combined with ECORESIN™ technology, Light Speed® Optex® delivers exceptional sanding performance, superior adhesion, and a smooth, clog‑free finish.

Its ability to be applied directly over sanded OEM paint makes it ideal for modern vehicle repairs. For best results, pair Light Speed® Optex® with Light Speed® UV Cure Primer Surfacer and Evercoat 440 Express™ for a premium, high‑efficiency repair system.

About SMSDistributors

SMSDistributors.com supplies professional‑grade Evercoat, Parker LORD Fusor®, and Indasa Abrasives products to collision centers, OEM repair facilities, restoration shops, and industrial users nationwide. We provide fast shipping, expert product knowledge, and deep experience across all major automotive refinishing brands.

Our team specializes in high‑performance surface preparation products — including fillers, putties, primers, adhesives, and abrasives — ensuring technicians have the right materials for every stage of repair, fabrication, or finishing.