natural grade
| grade name | Purpose | |
|---|---|---|
| ultra high flow | IR1700 | Vending machine parts, amusement parts, vacuum cleaners, irons, hair dryers, shavers, lamp covers, goggles, helmets, TV exteriors |
| high flow | A1900, IR1900, IV1900R | |
| standard | A2200, IR2200, IV2200R | |
| medium viscosity | IR2500 |