1) Ink gives sharp impression on paper
2) Ink gives large no. of impression without drying
3) Very less penetration through paper
4) Does not react with the body / Foam of the stamp
Top : Polypropylene(PP)
Bottom : Polypropylene (PP)
| Properties | Black | Blue | Red | Green | Violet |
|---|---|---|---|---|---|
| Brookfield Viscosity at 25°C,
60 rpm by 61 LV Spindle (cps) |
20.40 | 18.60 | 19.20 | 19.70 | 16.00 |
| Surface Tension (d/cm)) | 26.00 | 25.00 | 25.00 | 25.00 | 25.00 |
| Specific Gravity (g/cm3) | 1.160 | 1.150 | 1.160 | 1.150 | 1.165 |
| Sour Alkalinity (pH) | 8.75 | 6.62 | 7.40 | 5.29 | 4.30 |
| Stamp drying time on Paper | < 5 sec | < 5 sec | < 5 sec | < 5 sec | < 5 sec |
| Impression on Paper | Sharp | Sharp | Sharp | Sharp | Sharp |
| Ink Spreading | Nil | Nil | Nil | Nil | Nil |
| Penetration through Paper | Less | Less | Less | Less | Less |
| Shade on Paper | Bright | Bright | Bright | Bright | Bright |
