Hardboard for OEMs & Distributors

Looking for high-quality, consciously sourced raw board to use at your next jobsite or in your next furniture build? DPI hardboard offers a practical, high-quality solution for a near-endless variety of household and commercial projects and products.

Our hardboard is utilized by OEMs and distributors around the country and is available in three sizes; each one strong, tempered, and ready to complete a wide range of needs. We can also perforate any of our hardboard to be used as pegboard, if desired.

Comprised of just linseed oil and wood (with no additives), our tempered hardboard offers artists and commercial painters a smooth, clear surface for high-quality results.

Plus, our raw board offers your application many benefits, including:

Strength
Zero Delamination
Buckling Resistance
No Loose Fiber
Warp Resistance
Easier Cutting and Routing

COMMON HARDBOARD USES

Store Fixture Components

Dry Erase Markerboard, Chalkboard

Furniture Components

Pegboard, Pegwalls

Curtain Wall Components

Office Partitions

Toys & Games

Office Products, Binders, Clipboards

Crafts, Art & Display Boards

Signs and Sign Components

Lithographic Laminating

Mounting Boards

Packaging

Floor Protectors

Concrete Forming

Cremation Caskets

hardboard specifications

1/8" Tempered Premium Hardboard

Property	Minimum/Maximum	Average Value
Modulus of Rupture (MOR)	≥5500 psi	6500 psi
Internal Bond (PTS)	≥80 psi	120 psi
24 hr. Thickness Increase (TI)	≤35%	28%
Density (lbs./ft^3)	-	65
Moisture Content	-	3-5%
Formaldehyde Emissions1	-	<.03 ppm

3/16" Tempered Premium Hardboard

Property	Minimum/Maximum	Average Value
Modulus of Rupture (MOR)	≥5500 psi	6500 psi
Internal Bond (PTS)	≥90 psi	120 psi
24 hr. Thickness Increase (TI)	≤30%	20%
Density (lbs./ft^3)	-	62
Moisture Content	-	3-5%
Formaldehyde Emissions1	-	<.03 ppm

1/4" Tempered Premium Hardboard

Property	Minimum/Maximum	Average Value
Modulus of Rupture (MOR)	≥4300 psi	4500 psi
Internal Bond (PTS)	≥70 psi	90 psi
24 hr. Thickness Increase (TI)	≤30%	20%
Density (lbs./ft^3)	-	54
Moisture Content	-	3-5%
Formaldehyde Emissions1	-	<.03 ppm

Footnotes:
1: NAUF (No Added Urea Formaldehyde) manufacturing process means DPI products are exempt from/automatically comply with CARB regulations for indoor air quality.
2: To find DPI hardboard, please contact our team at: 1-800-521-4301 You can also fill out the form at the bottom of this page and a member of our team will reach out to you as soon as possible.

frequently asked questions

What is the flame spread rating of your panels?

DPI Flame spread testing is accomplished according to the ASTM E-84 Test Method for Determining Surface Burning Characteristics of Building Materials. All DPI Prefinished hardboard wall paneling products are rated as Class C (or Class III) in this test.

What is your hardboard made of?

DPI hardboard and prefinished hardboard wall paneling products are made entirely of wood fibers and contain no asbestos in any form.

Are phthalates used in any of your paneling?

DPI hardboard and prefinished hardboard wall paneling products are manufactured without the use of phthalates in any of its processes.

Are your panels made with formaldehyde?

DPI hardboard and prefinished hardboard wall paneling products are bonded using heat and pressure. DPI hardboard and prefinished hardboard wall paneling are naturally bonded by the lignin found in wood pulp fibers. DPI does not add urea formaldehyde binding agents to our family of products. By nature of its formulation, its process and compliance with ANSI 135.4 and ANSI 135.5, DPI Hardboard and Prefinished Wall Panel Products are compliant and also exempt from all California Air Resource Board (CARB) ATCM for Urea Formaldehyde Emissions. All DPI Hardboard products, Tempered and Standard meet or exceed CARB I and CARB II requirements.

Do your products contain lead?

DPI hardboard and prefinished hardboard wall paneling products do not contain lead. Our coatings and finishes do not contain lead in any form nor is lead a part of any formulation used in our manufacturing processes.

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