| 1. | Abstract : in lost foam process , liquid metal crushing coating is the important cause of metal seeping defects 文摘:金属液压溃涂层是消失模铸造中渗金属缺陷形成的最重要原因。 |
| 2. | Continuous foaming process with high foaming intensity ; it has excellent chemical resistance and abrasion resistance 发泡密度高且采用连续发泡式发泡,具有优良的耐酸碱性,耐久性。 |
| 3. | Foam rubber - coated fabrics k - foam processing , double - side rubber - coated fabrics , gum arabic coating processing , rubber - use adhesive mixing 泡沫橡胶布加工,两面橡胶布,橡胶上浆加工,橡胶用粘和剂调和 |
| 4. | Nisshin water proof is pursuing the development and manufacturing of a wide variety of rubber products with its main focus on k - foam processing 日新防水布以k - form加工为主,对所有橡胶产品进行开发和销售。 |
| 5. | Expatiation is on made the mechanism of rubber foaming process , and the effect of types of foaming agent , dosage of foaming agent temperature of sulfuration on rubber foaming process 摘要通过试验,探讨了橡胶的发泡机理及发泡剂种类、发泡剂用量、硫化温度对橡胶发泡的影响。 |
| 6. | The produce process contains : fiberglass process , foam process , balsa process and layer press board process etc . the product range among : emulate slide flight , engine motor flight , electromotion flight , eject flight , airscrew and the accessory of various flight model 翔华航模的生产工艺现有玻璃纤维制作,泡沫塑料制作, balsa制作,层压板制作。产品包括像真滑翔飞机,引擎动力飞机,电动飞机,喷射飞机以及螺旋桨和各种飞机模型配件。 |
| 7. | With the coated tih2 , the foaming process of aluminum has been researched in the laboratory . the results indicate that the weight of foamer and viscosity increaser sending to the melt aluminum , the time of agitation and holding at foaming temperature , will influence the structure as well as porosity of foam aluminum , so that the structure of foam aluminum can be adjusted by improvement technology parameter which is practical 西安理工大学工程硕士学位论文利用包覆的发泡剂在实验室对发泡工艺进行了研究,结果表明发泡剂的加入量、增粘剂的加入量、搅拌及保温时间都对制备泡沫铝的孔隙率和孔结构有明显影响,因此,通过调整工艺条件,可以调节泡沫铝的结构。 |
| 8. | Abstract : in this paper the design and manufacture of the complex tools for foam pattern in lost foam process were described by taking a typical part as an example . the result showed that not only the efficiency of the die design and manufacture was improved and the task was accomplished satisfactorily , but also the die s quality was ensured fairly and earned consumer s favorable comment by using cad / cam technology 文摘:以典型零件为例,详细描述了消失模铸造复杂发泡模模具设计和制造过程,结果表明:采用cad / cam技术,不仅大大提高了模具设计及制造效率,圆满完成了模具的设计制造任务,而且保证了模具的质量获得了用户的好评。 |
| 9. | In this paper the design and manufacture of the complex tools for foam pattern in lost foam process were described by taking a typical part as an example . the result showed that not only the efficiency of the die design and manufacture was improved and the task was accomplished satisfactorily , but also the die s quality was ensured fairly and earned consumer s favorable comment by using cad / cam technology 以典型零件为例,详细描述了消失模铸造复杂发泡模模具设计和制造过程,结果表明:采用cad / cam技术,不仅大大提高了模具设计及制造效率,圆满完成了模具的设计制造任务,而且保证了模具的质量获得了用户的好评。 |
| 10. | Moreover , the resulted prediction model of foam size of the closed cell aluminum foam was verified by comparison to the experimental results from the foaming process at different foaming conditions , and the predicted bubble diameter is in good agreement with the experimental ones , the relative error distributes between - 5 . 04 % and 6 . 32 % 当入射空气的压强、气流量,液面高度,出气孔直径增大时,气泡直径随之增大;当出气孔数量,液体粘度增大时,气泡直径减小,表面张力对气泡直径的影响可以忽略不计;静态条件下液体表面气泡直径的预测值和实验测量值符合得较好,相对误差分布在- 5 . 04 % ~ 6 . 32 %之间。 |