Standardized laboratory test data measured in accordance with ASTM D 1000, ASTM D 2979, and ASTM D 2671.
Physical Property
Test Method
Standard Test Units (US)
Metric Units (SI)
Total Thickness
ASTM D 1000
3 mils (0.003 in)
0.076 mm
Thermal Transfer Ribbon Compatibility
Official Brady recommended ribbons engineered for maximum contrast, smear resistance, and UL certification compliance.
Recommended Thermal Transfer
Non-printable hardware, tag, or pre-printed material.
* Note: Testing print permanence with official Brady ribbons is required to maintain UL/CSA agency certification on printed labels.
Chemical & Solvent Resistance Matrix
Standardized dip and rub immersion test observations across industrial fuels, oils, solvents, and cleaners.
Tested per ASTM D 895 / Brady standard dip & rub immersion.
Chemical Reagent / Solvent
Substrate / Adhesive Effect
Thermal Ribbon Permanence
Isopropyl alcohol
No visible effect
No visible effect
Methyl Ethyl Ketone
Slight smear or print removal, detectable but minimal smear
Slight smear or print removal, detectable but minimal smear
Gasoline
Slight smear or print removal, detectable but minimal smear
Slight smear or print removal, detectable but minimal smear
Diesel Fuel
No visible effect
No visible effect
MIL 5606 Oil
No visible effect
No visible effect
20W Oil
No visible effect
No visible effect
Skydrol ® 500 B-4
Slight smear or print removal, detectable but minimal smear
Slight smear or print removal, detectable but minimal smear
JP-8 Jet Fuel
No visible effect
No visible effect
10% NaCl
No visible effect
No visible effect
Deionized Water
No visible effect
No visible effect
Isopropyl alcohol
Tested
Tested
Methyl Ethyl Ketone
Tested
Tested
Diesel Fuel
Tested
Tested
MIL 5606 Oil
Tested
Tested
20W Oil
Tested
Tested
Skydrol ® 500 B-4
Tested
Tested
JP-8 Jet Fuel
Tested
Tested
10% NaCl
Tested
Tested
Deionized Water
Tested
Tested
Environmental & Aging Durability Testing
Environmental Exposure Condition
Observation & Legibility Result
338 HIGH TEMPERATURE CABLE MARKER - Material Spec (Brady B-338)
Material family
B-338
338 cable markers are designed for wire identification in high temperature environments and are RoHS compliant.
## Verified specifications
- Material type
Polyvinylidene fluoride
Service temperature
-55 to 200 °C
Verified Target Applications & Use Cases
Industrial rating plates, asset identification, and electrical component labeling.
Verified technical answers on physical adhesion, temperature thresholds, ribbon pairings, and replacement standards for B-338.
Brady B-338 is a high-performance Polyvinylidene fluoride designed specifically for rating plates, asset tags, and industrial equipment identification. It features a Specialty adhesive engineered for long-term industrial reliability in environments requiring -55°C to 200°C (-67°F to 392°F) performance.
Brady B-338 is rated for continuous service temperatures from -55°C to 200°C (-67°F to 392°F). In laboratory heat-aging tests, it maintains dimensional stability and barcode contrast across broad thermal cycles.
Need Custom Engineering Validation for Brady B-338?
Calculate conductor sizing, check chemical resistance charts, or find matching thermal transfer ribbons.