Deck Crown Slip Resistance Test Results

Spec Ref
Test
Deck Crown
Standard Composite Decking
ASTM D2394

Coefficient of Friction (Dry)

Dynamic Coefficient of friction

Static Coefficient of friction

0.715

0.952

0.480

0.220

ASTM D2394

Coefficient of Friction (Wet)

Dynamic Coefficient of friction

Static Coefficient of friction

0.652

0.748

0.400

0.430

 

Summary of test conditions

PHYSICAL TESTING:

Coefficient of Friction ASTM D2394

Date of Testing: 09/04/2013

Laboratory Conditions: 23° ± 2°C, 50% ± 5% RH

Test Speed: 0.05 ipm

Substrate: Prime Grade shoe sole leather

Deck Crown Weathering and Fade Resistance Test Results

Weathering Study:

Cape Cod L* a* b* ΔL* Δa* Δb* ΔE*
Beginning of test 0 hrs 61.5 -0.3 0.5
8/4 QUV Spray 500 hrs 61.5 -0.3 0.6 0.0 0.0 0.1 0.1
8/4 QUV Spray 1012 hrs 61.5 -0.3 0.8 0.0 0.0 0.3 0.1
8/4 QUV Spray 1513 hrs 61.4 -0.3 0.8 -0.1 0.0 0.3 0.1
8/4 QUV Spray 1996 hrs 61.4 -0.3 0.7 -0.1 0.0 0.3 0.1
8/4 QUV Spray 2492 hrs 61.4 -0.3 0.7 -0.1 0.0 0.2 0.1
8/4 QUV Spray 2995 hrs 61.5 -0.3 0.8 0.0 0.0 0.3 0.1

 

Stone
L*
a*
b*
ΔL*
Δa*
Δb*
E*
Beginning of test 0 hrs 60.2 6.2 17.9
8/4 QUV Spray
500 hrs
59.1 6.2 17.6 -1.1 0.0 -0.3 1.3
8/4 QUV Spray
1012 hrs
59.0 6.2 17.6 -1.3 0.0 -0.3 1.2
8/4 QUV Spray
1513 hrs
59.1 6.1 17.6 -1.1 0.0 -0.3 1.3
8/4 QUV Spray
1996 hrs
58.8 6.3 17.5 -1.4 0.1 -0.4 1.5
8/4 QUV Spray
2492 hrs
58.8 6.3 17.4 -1.5 0.2 -0.5 1.6
8/4 QUV Spray
2995 hrs
58.8 6.3 17.5 -1.4 0.1 -0.4 1.5

 

Weathered
L*
a*
b*
ΔL*
Δa*
Δb*
ΔE*
Beginning of test 0 hrs 55.2 2.7 9.4
8/4 QUV Spray
500 hrs
55.0 2.8 9.3 -0.2 0.1 0.1 0.3
8/4 QUV Spray
1012 hrs
54.9 2.8 9.3 -0.3 0.1 0.1 0.3
8/4 QUV Spray
1513 hrs
54.9 2.7 9.4 -0.3 0.0 0.0 0.3
8/4 QUV Spray
1996 hrs
54.7 2.8 9.3 -0.5 0.1 -0.1 0.5
8/4 QUV Spray
2492 hrs
54.6 2.9 9.3 -0.6 0.2 -0.1 0.6
8/4 QUV Spray
2995 hrs
54.5 2.9 9.6 -0.7 0.1 0.2 0.7

 

Cedar   L*
a*
b*
ΔL*
Δa*
Δb*
ΔE*
Beginning of test 0 hrs 46.5 11.6 22.6
8/4 QUV Spray 500 hrs 46.1 11.7 22.4 -0.4 0.1 -0.2 0.4
8/4 QUV Spray 1020 hrs 46.0 11.7 22.4 -0.5 0.1 -0.2 0.5
8/4 QUV Spray 1523 hrs 46.5 11.5 22.3 0.0 -0.1 -0.3 0.4
8/4 QUV Spray 1996 hrs 45.9 11.7 22.1 -0.6 0.1 -0.5 0.8
8/4 QUV Spray 2492 hrs 45.6 11.7 22.2 -0.8 0.2 -0.4 1.0
8/4 QUV Spray 2995 hrs 45.4 11.8 22.4 -1.1 0.3 -0.3 1.1

 

Timber
L*
a*
b*
ΔL*
Δa*
Δb*
ΔE*
Beginning of test 0 hrs 38.4 4.0 11.8
8/4 QUV Spray
500 hrs 38.5 4.0 11.5 0.0 0.0 -0.3 0.3
8/4 QUV Spray
1012 hrs 38.3 4.0 11.5 -0.1 -0.1 -0.2 0.2
8/4 QUV Spray
1513 hrs 38.4 4.0 11.4 0.0 0.0 -0.3 0.3
8/4 QUV Spray
1996 hrs 38.3 4.1 11.3 -0.1 0.1 -0.5 0.5
8/4 QUV Spray
2492 hrs 38.2 4.1 11.4 -0.3 0.1 -0.4 0.5
8/4 QUV Spray
2995 hrs
38.2 4.2 11.6 -0.3 0.2 -0.2 0.4