国产精品99精品无码视亚|久久久久成人精品免费播放动漫|色狠狠色综合久久久绯色AⅤ影视|免费无码婬片AAAA片直播孕妇|亚洲色图第一页|精品久久久一区无码AV野花影视|欧美怡春院|亚洲综合色图

  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(shí)服務(wù)熱線

微信

掃碼聯(lián)系客服掃碼添加微信
浦北县| 贡觉县| 宁波市| 米林县| 固安县| 鹿邑县| 桐梓县| 营山县| 桂阳县| 察雅县| 清丰县| 奉贤区| 兴城市| 连山| 大同市| 临西县| 吴堡县| 建阳市| 广西| 林西县| 张掖市| 通州市| 贞丰县| 沙湾县| 肇源县| 陆川县| 临桂县| 山东| 涟水县| 辽源市| 会昌县| 武陟县| 南岸区| 扶绥县| 洪洞县| 大冶市| 夏邑县| 丹凤县| 鹤岗市| 沾益县| 梧州市|