No. | Item | Technical Parameter | ||
Top grade | Common grade | |||
1 | Appearance | Exquisite well-proportioned cream,no agglomeration, no gelling, no surface solidify, no bubble, hard dispersing | ||
2 | Prolapse Distance | Vertical mm | ≤ 3 | |
plane | No distortion | |||
3 | Density | 0.93-0.98 | 0.93-0.98 | |
4 | Extrusion , ml/min | ≥ 400 | ≥ 400 | |
5 | Surface setting Time, mm | 5-15 | 5-15 | |
6 | Shao's Hardness | 20-30 | 15-30 | |
7 | 2 3 C Standard extend | ≥ 0.4 | ≥ 0.4 | |
8 | Bonding destroy area under under standard condition % | ≤ 5 | ≤ 10 | |
9 | Elastic recover rate% | ≥ 80 | ≥ 80 | |
10 | Extend bond rate under standard condition | 100% no damage | 100%no damage | |
11 | Setting time mm/24h | 3-8 | / | |
12 | Oil-Leakage rate | ≤ 2 | / | |
13 | applying temperature | -40~ 15 0 C | -40~ 120 C |