色呦呦网站在线观看,五月开心婷婷久久,av无码电影网,国产麻豆一区二区三区精选视屏在线

Snap-in waterproof breathable valve


Technical parameter
Airflow 500-3000ml/min/cm2
Protection class lP67-IP68(2 meters underwater, soak for 1 hour, watertight)
Breathable membrane material Expanded PTFE(ePTFE)
Breathable Membrane Properties Waterproof, dustproof, breathable, oilproof
Breathable membrane color White
Suitable temperature -40°℃~125℃
Body and cap material of waterproof vent valve Modified plastic

Design and Dimensions


Product advantages
①Integrated molding to achieve good waterproof performance.
②Leaving the liquid surface to quickly restore ventilation.
③The interference fit between the cover and the body solves the problem of the cover falling off.
④The cover is thin and the body is thick, and the sleeve is focused on the sleeve to avoid the risk of the cover falling off or even twisting the column.

Use 2 lamps of the same type, and the lighting time lasts 90min.
The internal pressure of the headlight without the waterproof vent valve rises rapidly and eventually stabilizes;
The internal pressure of the headlight using the waterproof vent valve slowly rises and gradually tends to zero.
 


Related Products

Copy right ? 2018 Wuxi Material Science Engineering Co., Ltd. Record number: Su ICP No. 18063596

Hotline

Mrs cheng
18094269893

WeChat 2D code

国产在线又硬又色又湿| 第1区中文| 欧美 日本 在线| 桃色43AV| 草草影院狂野欧美| 中文字幕精品一区二区麻豆传媒| 欧州黑人久久久| 亚洲一区二区三区性HD| 嗯嗯啊啊痒嗯嗯视频啊啊啊| 丰满老熟妇| 在线成人五十路熟妻视频网站| 蜜月激情网址| 亚洲最新国产精品操嫩逼三区四区| 日韩中文字幕高潮| 狠狠干视频观看| 天天天天天天操天天天天操| Wwwtv日本一级| 日韩欧美日一区二区| 亚洲日韩Av一区二区三区中文| 久久超碰pro| 国产草逼黄色录像| 911精产品一区一区三区| 中国无码小黄少妇视频| 一区av中文字幕| 欧洲成人资源站在线视频| 国产51一区二区| 欧美色99综合网| 99精品久久久久久久久人妻AⅤ| 日韩国产激情在线| 性色av一区二区三区主播| 中文字幕 第一页麻豆 | 精品福利导航| 鸡吧插小穴穴视频免费观看| 欧美偷拍一区图| 鸥美精品一区二区久久婷婷| 欧美人综合另类视频| 日韩小视频草b在线观看| 性高潮不卡无码美女一区| 亚洲精品大香蕉西瓜视频| 一三区精品| 欧美日本综合久久|