前些年,我厂在提高虫胶质量方面做了一些工作,研制出了两个产品,应用到了军工和钟表生产的部分加工过程中。最近一年多来我们又进行了粘结用的二面胶研制和推广试用工作。试用结果,拉力强度好,抗腐蚀性能比一般产品大大提高,干燥时间短,粘性强。产品经用户在钟表钻石和手表机芯 A few years ago, I plant to improve shellac quality has done some work, developed two products, applied to the military and watch manufacturing part of the processing. In the past year or so we have carried out adhesive bonding with the development and promotion of the test work. Trial results, tensile strength, corrosion resistance greatly improved than the average product, the drying time is short, strong viscosity. Products by users in the watch diamonds and watch movement