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3M PN8027 Marine Grade Silicone Sealant

Category Polymer , Thermoset , Silicone , Silicone, RTV, Adhesive/Sealant Grade
Manufacturer 3M
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF 3M PN8027 Marine Grade Silicone Sealant.pdf
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Material Notes:
A mildew resistant, non-sagging, moisture curing silicone rubber sealant for above the waterline applications which remains flexible with excellent resistance to the marine environment. Adheres to bare and painted metal, glass, fiberglass, non-oily woods and many plastics and abraded rubber.Features:Mildew resistant Flexible polymerOne-part cureExcellent weathering resistanceHigh temperature resistantNon-shrinkingNon-sagging formulaInformation provided by 3M
Physical Properties Metric English Comments
Density 1.04 g/cc
0.0376 lb/in³
50% RH
Solids Content 100 %
100 %
Mechanical Properties Metric English Comments
Tensile Strength at Break 220 MPa
31900 psi
50% RH
Elongation at Break 350 %
350 %
50% RH
Shear Strength 0.0827 MPa
12.0 psi
Overlap, Acrylic, 50% RH
0.186 MPa
27.0 psi
Overlap, Polycarbonate, 50% RH
0.221 MPa
32.0 psi
Overlap, Primed Teak, 50% RH
0.338 MPa
49.0 psi
Overlap, Mahogany, 50% RH
0.393 MPa
57.0 psi
Overlap, Fir, 50% RH
0.400 MPa
58.0 psi
Overlap, Maple, 50% RH
0.414 MPa
60.0 psi
Overlap, Stainless Steel, 50% RH
0.441 MPa
64.0 psi
Overlap, Glass, 50% RH
0.476 MPa
69.0 psi
Overlap, Pine, 50% RH
0.503 MPa
73.0 psi
Overlap, Oak, 50% RH
0.503 MPa
73.0 psi
Overlap, Aluminum, 50% RH
0.634 MPa
92.0 psi
Overlap, ABS, 50% RH
0.634 MPa
92.0 psi
Overlap, Fiberglass, 50% RH
0.696 MPa
101 psi
Overlap, Gelcoat, 50% RH
Peel Strength 1.09 kN/m
6.20 pli
180°, Mahogany, 50% RH
1.24 kN/m
7.10 pli
180°, Pine, 50% RH
1.33 kN/m
7.60 pli
180°, Oak, 50% RH
1.47 kN/m
8.40 pli
180°, Aluminum, 50% RH
1.88 kN/m
10.7 pli
180°, Fiberglass, 50% RH
2.02 kN/m
11.5 pli
180°, Gelcoat, 50% RH
Thermal Properties Metric English Comments
Maximum Service Temperature, Air 90.0 °C
194 °F
Minimum Service Temperature, Air -40.0 °C
-40.0 °F
Processing Properties Metric English Comments
Cure Time 5.00 - 10.0 min
0.0833 - 0.167 hour
Tack Free, 50% RH
1440 min
24.0 hour
Full Cure, 50% RH, 1/8" depth
Shelf Life 36.0 Month

@Temperature 15.0 - 27.0 °C
36.0 Month

@Temperature 59.0 - 80.6 °F
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