temperature mask doesn't work

V-Ray V-Ray Common Public
1

i gave a gradient map to the temperature，but it doesn’t work.as the picture shown,the liquid began to burn before the white touch it,how to solve the problem?

.png.png
.png.png1160×603 50.4 KB

2

Hello,

Can you attach your scene here so we can check it out?

3

here you are.
GAS BURNING.rar (238 KB)