Solidium ULTRA And Premium Cabinets

Ultra-High Performance When It Counts

Solidium NAF Store Fixtures


Made with no added formaldehyde, Solidium NAF helps protect the environment without sacrificing performance ... more

Solidium™ ULTRA MDF from Del-Tin Fiber is the premier choice for the most demanding multi-level applications. Engineered for excellent machinability and exceptional performance, Solidium ULTRA provides higher fastener-holding and load-bearing strength properties and enhanced finishing characteristics. Ultra-refined fibers, uniform higher densities and a stable consistent core enable ultra-clean cutting and routing with ease. Ideal for highly-contoured cabinet door and other critical machining applications, Solidium ULTRA features a superior surface specially sanded to be a premium substrate for paints, veneers and laminates. The next time a project demands your best, demand ours.

Physical Properties

Usage: Interior use only Thicknesses: 3/16" - 3/4"
Raw Material: Southern Pine fiber Widths: To five feet
Lengths: To sixteen feet
Minimum Panel Averages <3/8" >3/8" to <1/2" 1/2" to 3/4"
IB - Internal Bond (psi) 150 150 150
MOR - Modulus of Rupture (psi) 4,500 4,500 4,500
MOE - Modulus of Elasticity (ppsi) 405 405 405
Face Screw Hold (lbs) NA 270 270
Edge Screw Hold (lbs) NA NA 250
Thickness Swell (max) .087" 15% 15%
Length & Width: (for each panel) ± 1/16"
Squareness: (per 1 ft. of length) ± 1/64"
Straightness: (per 2 ft. of length) ± 1/64"
Thickness: (within panel) ± 0.005"
Thickness: (panel to panel) ± 0.005"



The Composite Panel Association (CPA) has certified the El Dorado, Arkansas, manufacturing facility of Del-Tin Fiber, LLC to be in compliance with the requirements of CPA ECC 4-11 for Eco-Certified Composites and the California Air Resources Board (CARB) Airborne Toxic Control Measure 93120.

Solidium ULTRA exceeds the standards for CARB Phase 2 compliance.


In addition, the Composite Panel Association has certified that Del-Tin Fiber, LLC has fulfilled the requirements of CPA ECC 4-11 for Eco-Certified Composites by demonstrating compliance to these four environmental criteria.

  1. Carbon Footprint – requires each panel to demonstrate net carbon storage
  2. Local and Renewable Resource – requires high percentage use of local fiber
  3. Recycled/Recovered – requires high percentage use of recycled/recovered fiber
  4. Sustainability – requires low percentage of fiber furnish to enter waste stream

Review greater detail of the ECC standard and a link to the Del-Tin Fiber, LLC certificate on our ECC certification page.


Solidium ULTRA can also contribute toward credits in popular environmental certification programs such as LEED, Green Globes, NAHB and CARB. Visit our green contributions page for more information.

manufacturer of Solidium MDF