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Rogers Corporation R/bak® U1A Cushion Mounting Material, Unsupported with Single-sided Acrylic Adhesive

Category Polymer , Thermoset , Polyurethane, TS , Thermoset Polyurethane Foam, Unreinforced
Manufacturer Rogers Corporation
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Rogers Corporation R/bak® U1A Cushion Mounting Material, Unsupported with Single-sided Acrylic Adhesive.pdf
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Material Notes:
R/bak materials are high-density, open cell, polyurethane foams used to build thickness on the cylinder, provide cushioning and absorb vibration in the Flexographic printing process. The use of R/bak cushioning materials results in uniform quality printing over long run conditions. R/bak materials are available in a variety of length and thickness confiations.R/bak U1A is recommended for cylinder build-up, spot cushioning and spot coating applications for higher print quality.Information provided by Rogers Corporation.
Physical Properties Metric English Comments
Density 0.320 g/cc
0.0116 lb/in³
ASTM D3574-95 Test A
Water Absorption 2.0 %
2.0 %
AMS 3568
5.0 %
5.0 %
ASTM D570
Mechanical Properties Metric English Comments
Hardness, Shore A 16
16
ASTM D2240
Hardness, Shore O 24
24
ASTM D2240
Tensile Strength >= 0.827 MPa
>= 120 psi
ASTM D3573 Test E
Elongation at Break >= 100 %
>= 100 %
ASTM D3573 Test E
Compressive Yield Strength 0.124 MPa

@Strain 25.0 %
18.0 psi

@Strain 25.0 %
Tear Strength >= 1.80 kN/m
>= 10.3 pli
ASTM D624, Die C
Compression Set <= 1.3 %

@Temperature 23.0 °C
<= 1.3 %

@Temperature 73.4 °F
ASTM D1667
<= 3.3 %

@Temperature 70.0 °C
<= 3.3 %

@Temperature 158 °F
ASTM D3574
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