Sand box can be fully used in the casting mold, also can be used in working radio core machine, use is very broad, sand box depending on the needs of various industries, have different requirements, 1 sand box casement concentricity housing bore holes and countersink with a coaxial plug inspection, sunshine sand box, free access. 2. molding machine supporting the use of its specification size according to your tailor-made mold size. 3. The upper and lower tanks divided into two parts, the conventional products: the upper and lower height of each box is 100mm. The specification is large, the user-friendly operation, can be specially fitted at both ends of the handle sand box. 5. Internal whole process, with a good guide post, pin sets, stainless steel knives sand, sand box factory, after the completion of your custom mold package can be on-line use. Sand box in the EPC is very important part, his main role is carrying sand and foam models, and form the most reasonable place negative pressure in the negative pressure casting in the cast full cast me good shape, no defects. With the continuous development of EPC technology and equipment, EPC sand box design is actually constantly upgrading, ventilation from the bottom to the side of the ventilation early, and then surrounded by breathable, and finally the current five-sided ventilation, or even six-sided ventilation , sand box manufacturers, more advanced, more reasonable, sand box manufacturers | Dragon Industrial (certified) | sunshine sandbox provided by the Shandong dragon Development Co., Ltd Shandong dragon Development Co., Ltd. (www.julongshiye.com/) Shandong Weifang, machining leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Industry leaders at the dragon with the staff warmly welcome all inquiries negotiations to create a better future dragon Industry.