... b. Neutral cure-suitable for use on most construction materials.c. Excellent adhesion to most construction materials without the primmer.d ... resultTest methodTest at 50±5% RH and temperature 23±2°C 1AppearanceHave no grain, no agglomerations,1Pass the the standard ... 2Resistance to flow ,mmVertical≤30GB/T113477.6-2002LevelNo distortion No distortion 3Tack Free Time, h≤31.5GB ...