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Technical Data Sheet

BRADY B-621 TRANSLUCENT POLYESTER LABEL STOCK

TDS No. B-621
Effective Date: 21-Feb-2000

Description:
Brady B-621 is a polyester film with a translucent matte printable topcoat and an acrylic pressure sensitive adhesive.

Brady B-621 is used in applications requiring a translucent dot-matrix printable or write-on label. The Brady Series 2000 and 5000 ribbons are recommended for dot matrix printing of B-621. B-621 can also be used as an overlaminate upon which variable information may be added.


Details:


PHYSICAL PROPERTIES
TEST METHODS
AVERAGE RESULTS
Thickness ASTM D 1000
-Topcoat
-Film
-Adhesive
-Total
 
0.0007 inch (0.018 mm)
0.0015 inch (0.038 mm)
0.0008 inch (0.020 mm)
0.0030 inch (0.076 mm)
Adhesion to:
-Stainless Steel


-Textured ABS


-Polypropylene		 ASTM D 1000
20 minute dwell
24 hour dwell

20 minute dwell
24 hour dwell

20 minute dwell
24 hour dwell
 
30 oz/in (33 N/100 mm)
40 oz/in (44 N/100 mm)

2 oz/in (2 N/100 mm)
3 oz/in (3 N/100 mm)

11 oz/in (12 N/100 mm)
14 oz/in (15 N/100 mm)
Tack ASTM D 2979
Polyken™ Probe Tack
1 second dwell
 
11 oz (300 g)
Application Temperature Lowest application temperature to stainless steel
50°F (10°C)
The following testing is performed with the B-621 printed with the Brady Series 2000 and 5000 ribbons and laminated to aluminum panels. All samples allowed to dwell 24 hours prior to testing.

PERFORMANCE PROPERTIES
TEST METHODS
TYPICAL RESULTS
High Service Temperature 30 days at 248°F (120°C) Slight topcoat discoloration at 120°C. No visible effect to Series 2000 or 5000 print.
Low Service Temperature 30 days at -93°F (-70°C) No visible effect
Humidity Resistance 30 days at 100°F (37°C), 95% R.H. No visible effect
UV Light Resistance 30 days in UV Sunlighter™ 100 Slight topcoat discoloration. No visible effect to Series 2000 or 5000 print.
Weatherability ASTM G155, Cycle 1
30 days in Xenon Arc Weatherometer		 Slight topcoat discoloration. Very slight Series 2000 or 5000 print fade.
Salt Fog Resistance ASTM B 117
30 days in 5% salt fog solution chamber		 Topcoat whitened. No visible effect to Series 2000 or 5000 print fade.
Abrasion Resistance Taber Abraser, CS-10 grinding wheels, 250 g/arm (Fed. Std. 191A, Method 5306) Series 2000 and 5000 print still legible after 1200 cycles.
PERFORMANCE PROPERTY
SOLVENT RESISTANCE
Samples were printed with Series 2000 and 5000 ribbons, laminated to aluminum panels, and dwelled 24 hours prior to test. Testing consisted of 5 cycles of 10 minute immersions in the specified chemicals followed by 30 minute recovery periods. After the final immersion the samples were rubbed immediately 10 times with cotton swabs saturated in test fluid. Testing was conducted at room temperature.

CHEMICAL REAGENT
APPEARANCE OF TAPE
APPEARANCE OF SERIES 2000 PRINT
APPEARANCE OF SERIES 5000 PRINT
Methyl Ethyl Ketone Slight adhesive ooze, topcoat damaged when rubbed Print removed when rubbed Print removed when rubbed
1,1,1-Trichloroethane Slight adhesive ooze, topcoat damaged when rubbed Moderate print removal when rubbed Moderate print removal when rubbed
Isopropyl Alcohol No visible effect No visible effect No visible effect
JP-8 Jet Fuel No visible effect No visible effect No visible effect
SAE 20 WT Oil No visible effect No visible effect No visible effect
Mil 5606 Oil No visible effect Slight print smear when rubbed Slight print smear when rubbed
Speedi Kut Cutting Oil 332 No visible effect No visible effect No visible effect
Gasoline Slight adhesive ooze No visible effect No visible effect
Rust Veto® 377 No visible effect No visible effect No visible effect
Skydrol® 500B-4 Topcoat softened Print smeared when rubbed Print smeared when rubbed
Super Agitene® No visible effect No visible effect No visible effect
Deionized Water No visible effect No visible effect No visible effect
3% Alconox® Detergent No visible effect No visible effect No visible effect
10% Sulfuric Acid Solution Slight topcoat damage No visible effect No visible effect

Product testing, customer feedback, and history of similar products, support a customerperformance expectation of at leasttwo years from the date of receipt for this product as long as this product is stored in its original packaging in an environment below 80 degrees F and 60% RH . We are confident that our product will perform well beyond this time frame. However, it remains the responsibility of the user to assess the risk of using such product. We encourage customers to develop functional testing protocols that will qualify a product's fitness for use, in their actual applications.





Trademarks:
Alconox® is a registered trademark of Alconox Co.
Polyken™ is a trademark of Testing Machines Inc.
Rust Veto® is a registered trademark of the E.F. Houghton & Co.
Skydrol® is a registered trademark of the Monsanto Company
Sunlighter™ is a trademark of the Test Lab Apparatus Company
Super Agitene® is a registered trademark of Graymills Corporation
ASTM: American Society for Testing and Materials (U.S.A.)
SAE: Society of Automotive Engineers (U.S.A.)
All S.I. Units (metric) are mathematically derived from the U.S. Conventional
Units.

Note: All values shown are averages and should not be used for specification purposes.
Test data and test results contained in this document are for general information only and shall not be relied upon by Brady customers for designs and specifications, or be relied on as meeting specified performance criteria. Customers desiring to develop specifications or performance criteria for specific product applications should contact Brady for further information.

Product compliance information is based upon information provided by suppliers of the raw materials used by Brady to manufacture this product or based on results of testing using recognized analytical methods performed by a third party, independent laboratory. As such, Brady makes no independent representations or warranties, express or implied, and assumes no liability in connection with the use of this information.


WARRANTY
Brady products are sold with the understanding that the buyers will test them in actual use and determine for themselves their adaptability to their intended uses. Brady warrants to the buyers that its products are free from defects in material and workmanship, but limits its obligation under this warranty to replacement of the product shown to Brady's satisfaction to have been defective at the time Brady sold it. This warranty does not extend to any persons obtaining the product from the buyers. This warranty is in lieu of any other warranty, express or implied, including, but not limited to, any implied warranty of merchantability or fitness for a particular purpose, and of any other obligations or liability on Brady's part. Under no circumstances will Brady be liable for any loss, damage, expense, or consequential damages of any kind arising in connection with the use, or inability to use, Brady's products.

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Material may not be reproduced or distributed in any form without written permission.

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