GREENMAX Styrofoam densifier Mars series adopt hot-melt technology. The small Styrofoam pieces cut by the crusher will then be heated to 190 degrees Fahrenheit which turns the Styrofoam into a soft pliable material that can be densified into a denser form at a ratio of 90:1 INTCO Recycling Supply Styrofoam densifier M-C100 for foam recycling and Buy Back Styrofoam Blocks. Motor Power 22.9 kw / 30.6 hp Production Capacity 100 kg per hour / 220 lbs per hour Styrofoam Compression Ratio 90:1 Compressed STYROFOAM Density 600-800 kg/m3 / 1320-1750 lbs/cubic yard