久久99精品久久久久久秒播,伊人久久大香线蕉影院,精产国品一二三产区99,久久精品久久久久观看99水蜜桃,亚洲精品久久午夜麻豆,无码国产一区二区免费,妺妺窝人体色WWW美女,欧洲精品免费一区二区三区

  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
霍州市| 周至县| 石棉县| 芦溪县| 南昌县| 皋兰县| 礼泉县| 左贡县| 忻州市| 孟村| 射洪县| 南通市| 宁海县| 宜良县| 宜章县| 长沙市| 寻甸| 松滋市| 宣恩县| 南乐县| 临城县| 乐平市| 延吉市| 昌图县| 河北区| 潮安县| 平顶山市| 阿合奇县| 名山县| 嘉鱼县| 喀什市| 农安县| 三亚市| 通海县| 巴东县| 巨鹿县| 岑巩县| 山阳县| 峨边| 衡东县| 中方县|