Hello friends I will show how create a 3dsmax 3d firecracker model tutorial.
I have used following techniques shown below in this 3ds max tutorial.
[1]-Start 3dsmax and choose "Cylinder" with the following size as shown below
Create cylinder like this in the left view port now place like this in the perspective view port 
[2]-Now convert the cylinder into the editable poly now select the polygons 
[3]-Now apply the extrude polygons with the good amount as shown below 
[4]-Create three cylinders together
Now apply the twist and bend modifier with the good following amount as shown below 
[5]-Place the three cylinders like me 
[6]-Create sphere gizmo with the following size
Switch to the add button and now select the fire effect
Then use the following setting as shown below 
[7]-Set the skylight like this with the following parameter 
[8]-This is my final result are you looking it 