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THERMATTACH® T418
Extremely High Strength Heat Sink & Component Attachment Tape

T418 is the latest offering in Chomerics’ line of industry-leading thermally conductive attachment tapes. Chomerics has utilized its world-class materials science expertise and decades of applications development experience to create this superior product, offering exceptional thermal and mechanical attachment properties.

THERMATTACH® T410 and T410-R ( T410-R is a RoHS compliant version of T410 with no visual or
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Unit of Measure

Specifications

Recommended for Plastic Component Attachment

No

Color

White

Embossed

Standard

Test metod Carrier

Visual

Reinforcement Carrier

Fiberglass

Test Method Thicknesses

ASTM D374

Thickness

0.18 mm0.007 in

Thickness Tolerance

± 0.025 mm± 0.001 in

Test Method Adhesive CTE

ASTM D3386

Adhesive CTE

300 ppm/ºC

Test Method Glass Transition Temperature

ASTM D1356

Glass Transition Temperature

–30 ºC–22 ºF

Operating Temperature Range

–30 to 125 ºC–22 to 257 ºF

Test Method Thermal Impedance

ASTM D5470

Thermal Impedance

4.0 ºC-cm²/W0.65 ºC-in²/W

Test Method Thermal Conductivity

ASTM D5470

Thermal Conductivity

0.4 W/m·K

Test Method Volume Resistivity

ASTM D257

Volume Resistivity

1.3 x 1016 O/cm

Test Method Voltage Breakdown

ASTM D149

Voltage Breakdown

3700 Vac

Test Method Lap Shear Strength

ASTM D1002

Lap Shear Strength at 25 ºC, Al to Al

689 kPa100 psi

Test Method 90º Peel Adhesion

ASTM D1000

90º Peel Adhesion to 0.002 in Aluminum Foil

2.6 N/cm1.5 lbf/in

Test Method Die Shear Adhesion

Chomerics #54
Die Shear Adhesion after 400 psi Attachment 1 931 kPa135 psi

Test Method Creep Adhesion

PSTC-7

Creep Adhesion at 15 ºC (77 ºF)

> 50 days

Creep Adhesion at 125 ºC (302 ºF)

> 10 days

Test Method Flammability Rating

UL 94

Flammability Rating

Not tested

Test Method RoHS Compliant

Chomeric Certification

RoHS Compliant

Yes

Test Method Shelf Life

Chomerics

Shelf Life, Months from Date of Shipment

12
  • 1 2 h sample dwell time 25 ºC (77 ºF)