How much is fire and explosion proof mastic

How much is fire and explosion proof mastic

The price of fireproof and explosion-proof mastic is one kilogram. This product is made of * * * pressure resistant materials, refractory materials and explosion-proof materials by German technology. It is a dark black, solvent free (tasteless), * * *, and harmless, irregular shaped mastic.

Odorless, harmless*** It can make customers feel more comfortable using it
Technical indicators:
(1) Heat resistance: (℃) 90 ℃ for five hours without flowing or foaming;
(2) Low temperature resistance: (℃) - 50 ℃, no change;
(3) Plasticity: (mm) 5-10;
(4) Explosion proof: 32.2% mixed argon explosion transmission test, no explosion transmission;
(5) Air tightness: 50 mm in the pipe, filled with 0.5 kgcm air pressure of 50 mm through four fixed wires, without bubbles for 15 minutes.
(6) Relative density: 1.5, Shore hardness<23 after 6 months of storage
(7) Breakdown voltage: withstand voltage of 2.5mm thick test piece for one minute ＞ 10kV
(8) Oil resistance: 68 # engine oil shall be soaked for one month without dispersion and deformation.

Scope of application :
Electrical panel and cabinet holes Cable pierce through a wall Holes
Single cable Cable harness Crossing of cable tray
Air duct crossing
flammability The Conduit And non combustible pipeline crossing
Sealing of large openings