wall board making machine: 1.quickly hard, high strength, waterproof ,fireproofing, 2.low cost 3.non-toxic II. Project Feature1. ... project have low production cost, small investment and fast effectiveness.2. The equipment has high automatization degree, simple production technology ... .36(m2.k)/w6Thermal bridges area ratio≤8%2.22%7Sound reduction Index36dB8RadioactivityNone wall board making machine