Hazy Transparent Products/Insufficient Transparency

Transparent cast products show hazy turbidity. This problem is relatively common in casting molding production and requires comprehensive analysis and solution from multiple aspects of materials, processes, and equipment.

(1) Process factors: poor compatibility between the resin and curing agent produces microscopic phase separation, this factor affects the product's '2079851475616104453 and final quality. (2) In terms of material pretreatment: trace moisture causes polycondensation side reactions, moisture vaporizes at high temperatures to produce gas or participates in side reactions, causing internal defects in the product. (3) In terms of process speed: improper cooling rate causes crystallization or density fluctuations, speed parameters affect the synchronization of material flow state and reaction progress.

(1) Material selection: choose a resin-curing agent combination with good compatibility, establish material selection evaluation standards and determine the optimal plan through comparative tests. (2) Process control: strictly control the moisture content of raw materials, establish an online monitoring mechanism, set upper and lower parameter limits, and implement alarm management. (3) Design optimization: optimize the curing and cooling process., combine process simulation analysis or trial mold verification to continuously iterate and improve the design plan. (4) Preventive measures: establish a complete process control standard and quality inspection system, and regularly review process data for continuous optimization.

This problem requires comprehensive analysis from multiple dimensions of materials, processes, equipment, and operation, and should be solved by systematically optimizing process parameters and the quality control system.