When you’re counting on perfection, count on UltraStock™ Select MDF, the ultra-premium MDF from Temple-Inland. Specifically designed for RTF Cabinet Door and other critical machining applications, UltraStock Select offers a smooth, consistent face that is completely defect free. The high-quality, high-energy-refined fibers and consistent densities of UltraStock Select provide the ideal characteristics to cut and route cleanly. And the smooth surfaces, polished with a final 150 grit finish, are perfectly suited for paints, stains, veneers or laminates—all with excellent results. Backed by the experience and dedication of Temple-Inland, UltraStock Select is quite possibly the perfect MDF.
Product Specifications
| El Dorado | Mt. Jewett | |
|---|---|---|
| Thicknesses | 3/16" to 3/4" | 3/8" to 3/4" |
| Widths | To five feet | To five feet |
| Lengths | To sixteen feet | To sixteen feet |
Minimum Panel Averages
| El Dorado Physical Properties1 |
3/16" - < 1/4" | 1/4" - < 3/8" | 3/8" - < 1/2" | 1/2" - 3/4" |
|---|---|---|---|---|
| IB-Internal Bond, psi | 175 | 140 | 120 | 120 |
| MOR, psi | 4,5002 | 4,5002 | 4,500 | 4,500 |
| MOE, kpsi | 4052 | 4052 | 405 | 405 |
| Face Screwholding, lbs. | NA | NA | 270 | 270 |
| Edge Screwholding, lbs.3 | NA | NA | NA | 250 |
| Mt. Jewett Physical Properties1 |
3/8" - < 1/2" | 1/2" - 3/4" |
|---|---|---|
| IB-Internal Bond, psi | 120 | 120 |
| MOR, psi | 4,500 | 4,050 |
| MOE, kpsi | 450 | 405 |
| Face Screwholding, lbs. | 270 | 270 |
| Edge Screwholding, lbs.3 | NA | 250 |
| 1. One-panel minimum average per ANSI 208.2 2. ASTM D1037-06-PART B for <9.5mm (0.375") 3. Edge screw pull for less than 5/8" not applicable |
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Tolerances
| Length and Width | ±1/16" per panel |
| Squareness | ±1/64" per foot of length |
| Straightness | ±1/64" per 2 feet of length |
| Thickness (within panel) | ±.005" |
| Thickness (panel to panel) | ±.005" |
Location and Material
| El Dorado, Arkansas | Mt. Jewett, Pennsylvania |
|---|---|
| Wood Species: Southern Pine | Wood Species: Mixed Hardwood |
| Transportation: Truck or rail | Transportation: Truck or rail |
Environmental Credits
| LEED | Credits | Description |
|---|---|---|
| Recycled Content | MR credit 4 | Awards 1 or 2 points for using products with recycled content that constitute at least 10% or 20%, based on cost, of the total value of project materials. |
| Locally Produced Materials | MR credit 5 | Awards 1 or 2 points for using materials on a project that are extracted and manufactured within 500 miles that constitute at least 10% or 20%, based on cost, of the total value of project materials. |
| NAHB | Credits | Description |
|---|---|---|
| Pre-Consumer Recycled Content | 604.1(2) | Use recycled content products in major areas such as walls, floor, insulation and roofing |
| FSC® Certification | 606.2(3) | Wood or wood-based products from our Mt. Jewett facility certified by Forest Stewardship Council™ |
| Other Certification | 606.2(6) | Wood-based components certified in accordance to CPA-EPP, Scientific Certifications Systems (SCS), or ISO 14021 |
| Low Formaldehyde/VOC emissions | 901.4(a) | In compliance with ANSI A208.2 |
| Low Formaldehyde/VOC emissions | 901.4(c) | Mt. Jewett in compliance with EPP-CPA 3-08 |
| CARB | Credits | Description |
|---|---|---|
| California Air Resource Board | C.A.R.B. | Exceeds requirements of CARB Phase 1 & 2 |
Recycled Content Certification:
Scientific Certification Systems (SCS) has awarded certification to Temple-Inland’s El Dorado, Arkansas MDF plant for producing products using recovered and recycled materials.
UltraStock Select MDF produced in Temple-Inland’s El Dorado, Arkansas facility is certified to contain 78% pre-consumer recycled fiber on a dry fiber weight basis.
The UltraStock Select MDF produced in Temple-Inland’s Mt. Jewett, Pennsylvania facility is certified by the Composite Panel Association to be compliant with the Environmentally Preferable Product (EPP) specification standard CPA 3-08 verifying a recycled and/or recovered fibers content of 100%.
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Product is also available from this facility that is certified for Forest Stewardship Council™ chain-of-custody and controlled wood recognition.

Formaldehyde Emission Testing:
All products produced at both El Dorado and Mt. Jewett using UF or MUF resins will meet the customer requirement of either CARB Phase 1 or Phase 2 formaldehyde emissions.

