Stonewood Interior Panel Testing

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NEMA Test Results

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