D3PLOT 22.1

Interface Force Files

<name>.ctf or ctfile	Interface force file
<name>.blstfor or blstfor	Blast force file
<name>.fff or fsifor	Fluid-Structure Interaction force file
<name>.cpm or cpmfor	Corpuscular Particle Method force file
<name>.dem or demfor	Discrete Element Method force file

These files contain information about contact surfaces:
Contact facets:	Topology, contact stress.
Nodes on facets:	Contact forces.