PRODUCTS


Silicate-modified polyurethane material for coal mine filling and confinement YK-202

YK-202 is a two-component foaming/filling type grouting material made of sodium silicate and isocyanate with a volume ratio of 1:1, with fast foaming, large foaming multiple, solvent-free, small odor, non-combustible, etc., suitable for quickly filling the voids of broken coal seams and rock formations and plugging leakage air.


Polyurethane material for coal mine filling and confinement YK-201

YK-201 is an organic two-component foaming/filling type grouting material, which has the characteristics of fast foaming, large foaming multiple, solvent-free, low odor and good flame retardancy.


Phenolic resin foam material for coal mine filling and confinement YK-203

Phenolic resin foam material YK-203 for coal mine filling and sealing is composed of A component and B component, A component is reddish-brown liquid, which is an organic polymer mixture, and the main component of the material is phenolic resin;

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