Tamko, Tw moisture wrap, Above grade moisture / air barrier membrane – TAMKO TW Moisture Wrap User Manual

Page 8: Typical physical properties

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tYPICAL PHYsICAL PROPeRtIes

Property

test method

typical value

Tensile Strength (psi)

ASTm D 1970

mD

994

CD

771

Tensile Strength After UV Exposure (psi)

mD

ASTm D 1970

573

CD

467

Peel Adhesion (lbf/in.)

ASTm D 3330

Plywood (APA Exposure 1)

6.5

OSB (APA Exposure 1)

5.4

Aluminum

13.3

Vinyl

6.0

Galvanized metal

9.2

masonry Block (Unprimed)

7.3

Concrete (Unprimed)

9.3

DensGlass (Unprimed)

4.6

Exterior Gypsum Sheathing (Unprimed)

Exceeds strength

of substrate

EPS (Representative of ICF)

Exceeds strength

of substrate

Peel Adhesion to Aluminum (lbf/in)

ASTm D 3330

After Accelerated UV Aging (28 days)

2.1

After Elevated Temperature Exposure

19.5

After Thermal Cycling

15.2

Peel Adhesion After Water Immersion (lbf/in)

AAmA 711-05

17.1

Resistance to Peel from Flashing Facing

AAmA 711-05

Pass

Water Resistance

As Received

AATCC 127

Pass

After Accelerated Aging

AATCC 127

Pass

Water Penetration Around Nails

ASTm E 331/E 547

Tested at 7.8 psf and 28.9 psf

As Received

Pass

After thermal exposure (25 cycles)

Pass

Pliability 0 F (Pass/Fail)

ASTm D 1970

Pass

Water Penetration Resistance

of Assemblies Constructed

per TAmkO method A or A1

(Evaluated at 12 psf for 120 minutes)

ASTm E 331

Pass

Permeance

ASTm E 96 (BW)

.05 perms (max)

Air Permeance (!P = 75 Pa)

ASTm E 2178

<0.0001 L/s-m

2

(<0.0000 CFm/ft

2

)

Tamko

®

TW moisTure Wrap

above Grade moisture / air Barrier membrane

©

2012 TAMKO Building Products, Inc. DensGlass

®

and DensGlass Gold

®

are registered trademarks of Georgia-Pacific Corporation. TAMKO

®

and

Flash-N-Wrap

®

are registered trademarks of TAMKO Building Products, Inc.

tamko.com

Corporate

220 West 4th Street, Joplin, missouri 64801

800-641-4691

Central District

220 West 4th Street, Joplin, missouri 64801

800-641-4691

Northeast District

4500 Tamko Drive, Frederick, maryland 21701

800-368-2055

Southeast District

2300 35th Street, Tuscaloosa, Alabama 35401

800-228-2656

Southwest District

7910 South Central Expressway, Dallas, Texas 75216

800-443-1834

Western District

5300 East 43rd Avenue, Denver, Colorado 80216

800-530-8868

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