Overview
WDJ-37 thermometer Thermometric Paper is a CHANGLONG brand WDJ series product, which has the characteristics of strong gluing and easy pasting. Color is irreversible after over-temperature discoloration, and has recording function. The product is produced according to the China Railway Corporation TJ/CL442-2015 "Interim Technical Conditions for Temperature Sensitive Stickers for Railway Passenger Wire and cable" standard, and has passed the quality inspection of national credible institutions.
Features
1. strong gluing, easy to paste
2. Color is irreversible after over-temperature discoloration, with recording function
3. Production according to China Railway Corporation TJ/CL442-2015 standard
4. Passed the quality inspection of national credible institutions
5. Special requirements can be customized according to requirements, including different specifications, different temperature combinations, Miscellaneous Color changes after overheating, etc
Principle
Thermometric Paper records temperature information by irreversible color changes after overheating. When the Ambient Temperature reaches or exceeds the rated temperature, Thermometric Paper will discoloration and maintain the discoloration state, realizing temperature monitoring and recording functions.
Applications
Wire and cable temperature monitoring for railway passenger cars
Standards
TJ/CL442-2015 Interim technical conditions for temperature sensitive stickers for railway passenger cars Wire and cable
Notice
• Color irreversible after over-temperature discoloration
• Rated temperature is 37 ° C
• Dimensions 12 * 12mm
• Encasement size is 20 pieces/sheet
