自硬呋喃树脂砂是以呋喃树脂为粘结剂,加入催化剂混制出型砂,在常温下使砂型自行固化的造型方法,简称树脂砂。为了解树脂砂新工艺的职业危害情况,我们于1989～1990年对其进行了劳动卫生学调查,报告如下。 The self-curing furan resin sand is furan resin as a binder, adding a catalyst to mix the sand, and making the sand self-curing at ordinary temperature, and is referred to as resin sand. In order to understand the new situation of resin sand occupational hazards, we conducted a survey of labor hygiene in 1989 ~ 1990, the report is as follows.