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Stonewood Interior Panel Testing

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NEMA Test Results

Description Test ID NEMA Requirements Class A & B
Light Resistance 3.3 Slight Effect Slight Effect
Cleanability 3.4 Cleanability < 20 10
Stain Resistance 3.4 Unaffected By Reagents 1-10
Moderate 11-15
No Effect
Moderate Effect
Resistance to Boiling Water 3.5 No Effect No Effect
Resistance to High Temperature 3.6 Slight Effect No Effect
Ball Drop Impact Resistance: 3.8 75" 90"+
Wear Resistance: 3.13 400 Cycle Minimum 700 Cycle

Mechanical Properties

Property Direction Class A Class B
Flexural Strength ASTM D-790 (PSI) Machine Direction
Cross Direction
18,000
12,000
19,000
16,000
Flexural Modulus ASTM D-790 (PSI) Machine Direction
Cross Direction
1.5 x 106
1.1 x 106
1.3 x 106
1.0 x 106
Tensile Modulus ASTM D-638 (PSI) Machine Direction
Cross Direction
15,000
10,000
14,000
10,000

Fire Test Data

Description Information Class A Class B
Flame Spread Index - ASTM E-84 (BLDG) Tests was performed on a 0.25" panel. ≤ 25 ≤ 75
Smoke Developed Values - ASTM E-84 (BLDG) Class B is considered to be the Standard Product. ≤ 450 ≤ 450

Physical Characteristics

  Weight Per Unit Area
Thickness  0.156" 0.250"   0.500"
Density PCF 86 ± 3 86 ± 3 86 ± 3
Lbs/ft2 1.12 ± 0.04 1.79 ± 0.06 3.58 ± 0.13
Kg/m2 5.47 ± 0.20 8.74 ± 0.29 17.47 ± 0.64

Chemical Resistance Testing

Test Name Result
SEFA 8-PH-2010, Section 8.1 Passed Testing / SEFA 8 Compliant

General Manufacturing Tolerance

Measurement Tolerance (in)
Thickness (.156 to .375) ± .020
Thickness (above .375 to 1.000) ± .030
CNC Shaped size (Length -Width) ± .020
Drill Diameter ± .003
Drill Depth ± .020
CNC Hole to hole ± .020
CNC Hole to Edge (1 Operation) ± .020
CNC Hole to Edge (2 Operation) ± .030
Routing - (Slots Width and Length) ± .015
Routing - (Slots Depth) ± .020