A. appearance: plastic solid with certain flexibility
B. density: 2.0 × 103 kg / m3
C. water resistance: D: > 3 without swelling and cracking
D. oil resistance: D: > 3 without swelling and cracking
E. corrosiveness: D: > 7 no corrosion
F.fire resistance limit: > 180min (fast solid)
technical index:
A. appearance: uniform powder solid, no caking
B. dry density: 1.7 ×103 kg / m3
C. water resistance: no swelling after immersion in water for 3 days
D. oil resistance: D: > 3 without swelling andcracking
E. corrosivity: no corrosion after 7d
F. compressive strength: 6.5MPa
G. initial setting time: 5min
H. the back fire surface of the material shall be free of flame penetration, cracks and integrity. The maximum temperature rise of the back fire surface of the plugging material shall be 48.4 ℃, and the maximum temperature rise of the surface 25 mm from the back fire end of the penetration material to the plugging material shall be 95.6 ℃, without loss of heat insulation.
