The PROMOPUR two-component polyurethane adhesive has been designed to be used in methane and non-methane underground mines, in areas with an “a”, “b”, “c” degree of methane explosion hazard and A and B levels of coal dust explosion hazard. It is designed for consolidation, sealing, and strengthening of cracked rock mass in areas with dry, loose rocks and coal deposits, also for injectable anchor bolts. It can be injected into cracks and pores in rocks and coal deposits. It can also be used for sealing and bonding structures. The adhesive is made by mixing components A and B in a ratio of 1:1 by volume. SIL-PUR 80 is a flame-retardant and self-extinguishing adhesive.