由北京市宏海利经贸有限责任公司研制开发出的多模箱浇注成型石膏空心砌块机2002年4月试车成功,该砌块机的技术设计属国内首创,是替代生产实心石膏砌块机的新设备。为推广使用绿色环保建材产品,我国从20世纪80年代就开始引进国外设备,生产出的实心石膏砌块产品因重量大、隔音效 Developed by Beijing macro Haley economic and trade limited liability company developed a multi-die box cast gypsum hollow block machine in April 2002 successful trial, the block machine design is a national initiative, is an alternative to the production of solid gypsum block machine new device. To promote the use of green building materials products, our country from the 20th century 80’s began to introduce foreign equipment, to produce solid gypsum block products due to heavy, sound-proofing effect