UNIT PACKAGE TYPE IS CONTAINER; SUITABLE FOR HIGH TEMPERATURE BRAZING OPERATIONS IN THE RANGE OF 2100 TO 2150 DEGREES FARENHEIT; THIS MATERIAL IS A BLENDED MIXTURE OF A NICKEL-CHROMIUM-SILICON POWDER WITH A NICKEL-SILICON POWDER CONTAINING BORON; OFTEN UTILIZED FOR VACUUM BRAZING OPERATIONS; CERTIFICATION: GE B50TF142