| 摘要 |
<p>A high performance (10) door comprising a door shell (14) having a generally planner construction with marginal edges and at least one door skin (18) helping to define an interior door cavity (16) is disclosed. The door member is preferably constructed of a gas-entrained cementitious material and has a compressive strength of at least about 30 Ibf/in2 when measured using ASTM C-39. A method for forming a door member for use in construction with the door generally comprising: providing a door shell (14) placing the shell (149 in a fixture, filling the interior door cavity (16) with a gas-entrained cementitious material, green-strength curing the gas-entrained cementitious material, and removing the door shell (14) from the fixture is disclosed. The cured gas-entrained cementitious material provides a gas-entrained cementitious core for use in conjunction with a door.</p> |
