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Polyurethane sandwich panel

Rigid polyurethane foam heat resistancemotorized curtain motorized curtains motorized curtain motorized curtains motorized curtain motorized curtains automatic curtain automatic curtains curtain motor automatic curtain automatic curtains deep sea fish oil deep sea fish oil capsule Vitamin B Vitamin B Capsule aloe capsule aloe capsules Electric curtain Electric curtains electric curtain rail curtain rail curtains rail tubular motor is better, at a temperature below 120 ℃, the volume and intensity will not be changed significantly. It"s a smaller thermal conductivity, when the density of 0.03kg/m3, the thermal conductivity 63J (mhk) (15cal/mhk).