1 Inorganic materials | |
2 Organic materials | |
| M-20 Unfilled thermoplastics resin | |
| M-25 Filled thermoplastics resin | |
| M-30 Duromers | |
| | M-300 | Polyurethane (PUR) | |
| | M-301 | Unsaturated polyester (UP) | |
| | M-302 | Epoxy resin (EP) | |
| | M-303 | Polyimide (PI) | |
| | M-319 | Other duromers | |
| M-32 Elastomers | |
| M-34 Natural materials | |
| M-39 Other organics | |
3 Materials for product operation | |