Archem PRS 2000S is an uncoated, starch based anti set off powder, designed to prevent Ink set off in the stack when printing on 150gsm to 350gsm substrates. The quoted stock gsm range for this specific grade is intended as a guide only. The correct micron size to use will be determined by other factors such as type of paper, weight of ink film etc. Non-absorbent substrates may require a larger micron spray powder.
| Appearance | Dry white powder. |
| Materials content | Vegetable starch. |
| Average granule diameter | 20μ (microns). |
| Moisture | 11% – 14% (Certificate of Analysis available) |
| Hydrophobic characteristics | Negative(non-hydrophobic) |
| Spray and Flow rate | Good |
Suitable for all Sheetfed lithographic printing – single pass, multiple pass work and in conjunction with Water based Coatings. Always apply the minimum amount of spray powder required to prevent set off. Archem PRS anti-set off spray powders are developed for use in all types of spray powder applicators. Should be stored at room temperature in dry conditions, containers should be resealed after use to prevent the powder becoming damp or contaminated.