Grainger Item #: 22MX85UPC: 662820302070UNSPSC: 55121612
Brady THT-21-430 Harsh Environment Multi-Purpose Clear Polyester Label Tape
Formulated from Brady B-430 Clear polyester with permanent acrylic adhesive. Engineered for 3" W × 300 ft Roll industrial labeling applications.
Finish / Color: Clear (GlossyAdhesive:Permanent acrylic)Packaging: Roll of 300 Feet
Engineered Technical Features
- Glossy, clear labels are thermal transfer printable and feature a durable permanent acrylic adhesive.
- Excellent resistance to most chemicals, oils and water with a service temperature of -70 to 100° F (-56 to 137° C)
- UL approved;CSA accepted
- If using this part in an IP series printer or i5100 printer, white print ribbon is not recommended
- A ribbon is required to print this material. Use Part Number IP-R6002 for the BradyPrinter i5100 or BRADY IP® Series Label Printer; use R6002 for a different printer
- This roll has i75-series smart properties on the core that when used in the Brady i7500 printer in conjunction with i75-series smart ribbons, eliminates the need to adjust heat, speed , sensor location and mode, eliminates the need to calibrate out blank wasted labels, and warns the operator if a non-approved ribbon is used with this roll.
- If this roll is used in Brady i5100 or IP model printers it will function with smart operation in those printers with the exception that the Supply Remaining gauge on the display may be overstated. Contact Brady tech support for further information.
- If used in any other 3 inch core printer this roll will function as a manual roll
Commercial Roll Pricing
$348.99/ Roll of 300 Feet
Normalized Unit Cost
$1.16/ft
($0.03/sq in)
Select Package Quantity:
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Compatible Brady Printers & Thermal Transfer Ribbon Pairing
Verified hardware compatibility and recommended ribbon formulations for THT-21-430.
Verified Compatible Printers (8)
Recommended Thermal Transfer Ribbons
Series R6000HFHalogen-Free Pure Resin
Best for: Harsh Chemicals, Solvents & High Heat
Series R4300Wax / Resin Hybrid
Best for: General Industrial & High Contrast Barcodes
Full Technical & Material Specifications (ASTM / UL Testing)
| Material Formulation: | Brady B-430 (B-430 Industrial Material) | Continuous Temp Range: | -40°F to 250°F (-40°C to 121°C) |
| Substrate Polymer Chemistry: | Clear polyester | Total Material Thickness: | 0.004 in (0.102 mm) |
| Adhesive Formulation: | Permanent Acrylic | ASTM D1000 Stainless Steel Peel: | 50+ oz/in |
| ASTM D1000 Polypropylene Peel: | 35+ oz/in | ASTM D1000 Powder Coat Peel: | 40+ oz/in |
| UL 969 Recognition: | UL 969 (File MH17154 / MH10939) | CSA C22.2 Acceptance: | CSA C22.2 No. 0.15 |
| RoHS / Halogen Compliance: | RoHS Compliant • Standard Formulation | Surface Finish: | GlossyAdhesive:Permanent acrylic |
Chemical Immersion & Harsh Solvent Ratings
Acetone
Rating: Resistant
Toluene
Rating: Resistant
Isopropyl Alcohol
Rating: Resistant
Mineral Spirits
Rating: Resistant
Gasoline
Rating: Resistant
JP-8 Jet Fuel
Rating: Resistant
Related Sibling SKUs & Alternate Formats
Alternate Format / Size$71.99
M6-16-430
0.375 in H x 1 in W • Roll of 500 Labels
$0.14/label
Popular Standard Sibling$27.29
M21-500-430
0.5 in W x 21 ft L • Cartridge of 21 Feet
$1.30/ft
Popular Standard Sibling$26.29
M21-375-430
0.375 in W x 21 ft L • Cartridge of 21 Feet
$1.25/ft
Engineering & Specifier FAQs for THT-21-430
Can I print Brady THT-21-430 on a standard portable printer?
THT-21-430 is a bulk roll engineered for benchtop printers (such as the i3300, i5100, i7100, and PR Plus series) with 3-inch core diameter holders.
Is Brady THT-21-430 recognized under UL 969 for electrical panel rating plates?
Yes, THT-21-430 is manufactured from Brady B-430, which holds UL 969 component recognition under File MH17154 / MH10939 (PGJI2) when printed with approved thermal transfer ribbons (such as Series R6000HF).
How do I generate an official engineering submittal package for THT-21-430?
Click the "1-Click Engineering Submittal PDF Package" button above to instantly generate a contractor-stamped specification packet with ASTM D1000 adhesion test data, continuous operating temperatures, and UL compliance certificates ready for architectural submittals.