久久精品免费,亚洲AV网站久久,超碰护士在线,日韩操逼18p

Contact Us

Craftsmanship 220V Cooling Fan grille

Date: 2015-3-27   Click: 1492 Times

The first step: a circular motion. All "220V Cooling Fan" grille circle are from here, you need to hit much much circle.
Step two: welding circle. Out of the circle in front of the production, in this step welding. Place the product on the welder, welding it, this process is complete.
The third step: playing feet. All the "220V Cooling Fan" grille bracket are conducted at this stage.
Step four: Spot. Then this step it is to have a good circle of welding, producing a good stand directly on top molding die molding,
Step Five: stamping. Some nets in the lock screw positions will need to have a certain height, it will need our folding grille molding good. It will require staying punching machine (punch) help.
Step Six: plating. To this point basically came to an end, all the "220V Cooling Fan" nets packed directly outward to the side plating electroplating factory, and in this part we can plated grille into silver, black, gold, white nickel, black nickel.

Back to: Industry news

+86-0769-83660708

Home Product News Contact

久久久久国产打桩机| 香河县| 人妻无码视频一区二区三区 | 阿娇囗交13分钟免费观看| 国产精品欧美亚洲| 国产V亚洲V日韩| 最新东京热无码视频| 伊人久久小说| 欧美韩国精品另类综合| 国产一级精品兔费播放| 夜夜嗨九色av| 亚洲综合图区片| 一本色道久久综合亚洲精品酒店 | 久久99极品| 一本色道久久综合狠狠躁| 国产高潮流白浆免费观看不卡| 日韩有码一区二区| 亚洲欧美日韩综合区| 亚洲综合网一区二区三区| 亚洲成人激情图区| 国产性色AV天天爽| 强开乖女嫩苞又紧又嫩免费视频| 在线视频欧美色| 亚洲A V第一| 国产无AV码在线观看| 成人免费一级毛片| 麻豆伦理无码| 综合色香五月| 伊人看片网站| 性欧一区美精品资源| 视频一区二区三区四区国产69| 日日狠狠久久偷偷色综合96蜜桃 | 骚久久久久久久久久久| 久久性色一区二_色综合久| 国产在线白丝DVD精品| 久久九九妇女| 欧美激情一区二区三区蜜桃视频| 91香蕉国产在线看观看软件| 亚洲AV无线AV| 中文妻一区| 小说图片视频亚洲欧美|