欧美影院|911精品国产一区二区在线|国产视频一区二区|日韩综合|91精品国产高清一区二区三区蜜臀|91精品91久久久中77777|成人高清无码|亚洲色小说

  Thank you for visiting the official website of Dongguan Jiechen Silicone Rubber Machinery Co., Ltd.
high-tech enterprises
R&D, production and sales of silicone machine
phone

Support Hotline

Liquid silicone machine-basic production procedure

Author:yswl Date:2021-03-25 Reading:

The material supplier provides a low-viscosity, high-temperature vulcanized dual-group silicon material to be used, packed in 20 or 200KG containers A and B. Using a two-component mixing and batching system, group A and group B are transferred to the mixing pipeline at a ratio of 1:1 under the same pressure under electromagnetic control. At this time, colors and additives can also be added at a ratio between 0.3% and 4% to increase the color or change the characteristics of a certain material or product. Through the static mixer in the mixing pipeline, the reacted material mixture is conveyed to the liquid silicone rubber cylinder under pressure. In order to prevent premature vulcanization in the barrel, the temperature of the liquid silicone rubber plasticizing screw must be specially controlled to make the temperature close to 20~25°C. The material is then mixed again by the screw and then injected into the hot mold. The temperature of the hot mold is between 140°C and 220°C. Due to the low viscosity of the silicone material, the error in manufacturing these molds must be small to ensure that the two parts of the mold are extremely tight and closed. At the same time, in order to prevent problems such as production burning, unsatisfactory filling, and poor air exhaust, the mold is usually vacuumed before injection. The cold runner system is mainly used to obtain the best cycle time and minimize waste. The cold runner system can simplify the automation process and save materials. Pneumatic or demolding robots are more used to eject products that are usually extremely soft and sensitive.

Share To:
Contact Customer Service
A high-tech enterprise focusing on the research and development,production and sales of silicone machines for many years

客服

電話

0769-26628975
189-2556-0965 7*24小時服務(wù)熱線

微信

掃碼聯(lián)系客服掃碼添加微信
建昌县| 延边| 惠州市| 丹棱县| 大厂| 辛集市| 扎兰屯市| 尤溪县| 松阳县| 垦利县| 宁津县| 哈尔滨市| 岳西县| 保亭| 临泽县| 宜宾市| 安义县| 海门市| 乾安县| 边坝县| 花垣县| 富锦市| 镇远县| 本溪市| 扶绥县| 化德县| 灵山县| 静海县| 青州市| 永顺县| 临漳县| 九江县| 江永县| 保山市| 天祝| 栾城县| 开封县| 大渡口区| 壶关县| 泉州市| 丰城市|