Deck Resurfacing/Restoration Data & Testing - Deck Crown

Deck Crown Slip Resistance Test Results

Spec Ref
Test
Deck Crown
Standard Composite Decking
ASTM D2394Coefficient of Friction (Dry)

Dynamic Coefficient of friction

Static Coefficient of friction

0.715

0.952

0.480

0.220

ASTM D2394Coefficient 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 CodL* a*b* ΔL* Δa* Δb* ΔE*
Beginning of test0 hrs61.5-0.30.5
8/4 QUV Spray500 hrs61.5-0.30.60.00.00.10.1
8/4 QUV Spray1012 hrs61.5-0.30.80.00.00.30.1
8/4 QUV Spray1513 hrs61.4-0.30.8-0.10.00.30.1
8/4 QUV Spray1996 hrs61.4-0.30.7-0.10.00.30.1
8/4 QUV Spray2492 hrs61.4-0.30.7-0.10.00.20.1
8/4 QUV Spray2995 hrs61.5-0.30.80.00.00.30.1

 

Stone
L*
a*
b*
ΔL*
Δa*
Δb*
E*
Beginning of test0 hrs60.26.217.9
8/4 QUV Spray
500 hrs
59.16.217.6-1.10.0-0.31.3
8/4 QUV Spray
1012 hrs
59.06.217.6-1.30.0-0.31.2
8/4 QUV Spray
1513 hrs
59.16.117.6-1.10.0-0.31.3
8/4 QUV Spray
1996 hrs
58.86.317.5-1.40.1-0.41.5
8/4 QUV Spray
2492 hrs
58.86.317.4-1.50.2-0.51.6
8/4 QUV Spray
2995 hrs
58.86.317.5-1.40.1-0.41.5

 

Weathered
L*
a*
b*
ΔL*
Δa*
Δb*
ΔE*
Beginning of test0 hrs55.22.79.4
8/4 QUV Spray
500 hrs
55.02.89.3-0.20.10.10.3
8/4 QUV Spray
1012 hrs
54.92.89.3-0.30.10.10.3
8/4 QUV Spray
1513 hrs
54.92.79.4-0.30.00.00.3
8/4 QUV Spray
1996 hrs
54.72.89.3-0.50.1-0.10.5
8/4 QUV Spray
2492 hrs
54.62.99.3-0.60.2-0.10.6
8/4 QUV Spray
2995 hrs
54.52.99.6-0.70.10.20.7

 

Cedar L*
a*
b*
ΔL*
Δa*
Δb*
ΔE*
Beginning of test0 hrs46.511.622.6
8/4 QUV Spray500 hrs46.111.722.4-0.40.1-0.20.4
8/4 QUV Spray1020 hrs46.011.722.4-0.50.1-0.20.5
8/4 QUV Spray1523 hrs46.511.522.30.0-0.1-0.30.4
8/4 QUV Spray1996 hrs45.911.722.1-0.60.1-0.50.8
8/4 QUV Spray2492 hrs45.611.722.2-0.80.2-0.41.0
8/4 QUV Spray2995 hrs45.411.822.4-1.10.3-0.31.1

 

Timber
L*
a*
b*
ΔL*
Δa*
Δb*
ΔE*
Beginning of test0 hrs38.44.011.8
8/4 QUV Spray
500 hrs38.54.011.50.00.0-0.30.3
8/4 QUV Spray
1012 hrs38.34.011.5-0.1-0.1-0.20.2
8/4 QUV Spray
1513 hrs38.44.011.40.00.0-0.30.3
8/4 QUV Spray
1996 hrs38.34.111.3-0.10.1-0.50.5
8/4 QUV Spray
2492 hrs38.24.111.4-0.30.1-0.40.5
8/4 QUV Spray
2995 hrs
38.24.211.6-0.30.2-0.20.4