China High-Temp Retarder for Cementing Service, Find details about China Ultra Retarder, Cementing Retarder from High-Temp Retarder for Cementing Service
items | index | |
model | BBR-410L (Standard) | BBR-410L-W (anti-freeze) |
Appearance | Colorless to light yellow transparent liquid | colorless to light yellow transparent liquid |
Density, g/cm3 | 1.05±0.05 | 1.05±0.05 |
Water soluble, % | 100, | 100, |
Freezing point, | 0 | -15 ºC |
Item | technical index | Test conditions |
Thickening time, min | ≥240 | 150ºC,70MPa/75min |
Initial consistency, Bc | ≤30 | |
Cement composition: 100% G grade cement (high sulfur resistance)+35.0% 300 mesh silica powder +48.0% mixed water + 5.0% BBG-210L+ 2.0% BBR-410L+0.5% X60L. |