... : anti-slip, water-proof 3thickness:1-10mm Rubber underlay, as the accessories of flooring and carpet, is extensively used for decoration of ... and house, which can prolong the lifetime of carpet and flooring.It also has the good effect of sund absorption and ... of caoutchouc, quality calcium carbonate, vash oil,vaseline. If adding rubber accelerant, rubber underlay will be produced after vulcanization ...