亚洲精品午夜网站_av一本久道久久波多野结衣_国产超逼视频_蜜桃AV成人片免费_日本护士高清喷水_黄色小说在线观看网站_欧美暴力调教牲奴视频_八戒八戒在线资源网_国产办公室黑色丝袜_囯产精品无码一区二区三区∴∴

The invention relates to a production method of polyurethane materials, belongs to building materials technology. 

Characteristics is includes the following steps: 

(1) equipped with isocyanate (ISO) inside the tank to join green powder, calcium carbonate filler mix both fully mixing; 

(2) adding the filler of isocyanate (ISO) into a stirring barrels of foaming machine, foam machine within another mixing barrel load combination of polyether (POLY real), both by using the foaming machine; 

(3) lock mould with suppression equipment, make the material inside the mold foam forming in a closed cavity in response;