Put forward three indexes for evaluating the quality of PVC plastics mixer and discuss its testing method and result judgement as well as the effect of the mixing quality on the finished products.
It is pointed out that the testing conditions of plastics properties should near the production and application conditions as far as possible by taking melt flow rate (MFR) for an example.
以熔体流动速率为例，阐述塑料性能测试条件应尽量接近生产和使用条件。
3
Manufacture of car and motorcycle moulds including strike mould, plastics filling mould, mould-pressing mould, etc. and clippers welding clipper, testing clipper, etc.