Fire performance isn't simply the core; brace alloys, screw grades, and coating systems all influence ratings
https://www.mediafire.com/file/iqt5t6o1txmgp0m/pdf-63321-9747.pdf/file
Fire efficiency isn't just the core; bracket alloys, screw grades, and finish systems all impact ratings, so settings up are evaluated with each other for real-world conformity.