国产高清自产拍AV在线,亚洲欧美最新中文字幕,精品国产av一区二区三区蜜臀,亚洲欧洲免费在线看

     
  中文版 English
 
Hot news:
  News
  Company news
  Industry News
  Current news
Hot Product
IPX1 IPX2 Drip Waterproof Test...
UL1439 Sharp Edge Tester
BND-TPK05 IEC 60529 Test Probe...
IEC62368 test probe kit BND-TP...
IEC 61032 Standard Test Probe ...
IEC60320 EN60320 Appliances co...
UL 498 Standard Plugs and Rece...
IPX1 to IPX4 Drip rain test an...
Vertical horizontal vibration ...
IP5X IP6X Sand and dust proof ...
climate constant temperature a...
IPX1 to IPX9 waterproof testin...
 
 
Industry News
Home  -  News  -  Industry News
how to test IEC 60335 Ball Pressure Apparatus?
From: BONAD  Date: 2024-01-05 16:14:33

Appliance:

The ball pressure is a specified testing machine designed in compliance with standards for ball Pressure test to 

test heat resistance of nonmetallic material.  It is ideal for heat resistance tests in electrical equipment and components, non-ceramic solid electrical insulating materials, etc.

 

Technical parameters

1. load: 20N±0.2N

2. material: 304 stainless steel

3. steel ball: bearing steel R2.5mm    ISO 3290

4. foothold: 50×100  2.5×25mm

5. standards: IEC60335,IEC60695

(This ball pressure tester suits for high temperature box)

how to test?

the ball pressure test is put specified Ball (R2.5mm) and total test force 20N ± 0.2N on the ball pressure tester which is in the form of horizontal state and placed on the sample surface in heating tank. in specified temperature , after 60min + 2min / 0min, then quickly put the sample (<10s)  in the 20 ℃ ± 5 ℃ water for cooling 6min ± 2min. After taking from water, measure sample surface indentation diameter within 3 min. depending on whether the indentation diameter is more than 2mm to assess the ability of the test heat distortion under the temperature prescribed.

SHENZHEN BONAD INSTRUMENT CO.,LTD, is a high-tech company in China, BONAD quality system has been strictly certified by ISO9001:2015. As a CIE Membership.
Our main products are Test Equipment, Electrical Safety Tester, Environmental Chamber, Temperature Chamber, Climate Chamber, Thermal Chamber, Salt Spray Test, Dust Test Chamber, Waterproof Test, accessibility test probe and test finger, Glow Wire Test and Needle Flame Test,freezing load test package, soil moisture sensor, all kinds of gauges and so on.
BONAD have gathered lots of experienced researchers and administrators on this field. BONAD products are manufactured strictly in accordance with various EN, IEC, CE, UL, VDE, VS, JIS, ISO, CEE, BS, FMV, GB and other similar international standards. All products can pass CE certificate and authenticated by the third party lab.

Please feel free to contact us if you need any support.
sales Dep:Alice@szbonad.com,
Cell/WhatsApp:+8613380391156

 
 
Home  |  Products  |  News  |  About us  |  Feedback  |  Contact us  |  
Copyright © 2008-2015 Hong Kong Bonad Technology Limited | Shenzhen Bonad Instrument Co., LTD. All Rights Reserved.
 
    Add:C505, Hongdu Building,Bao\\\'an45 district,Shenzhen,518101,Guangdong Province,China    Tel:+86-13380391156    Fax:0755-23721200    Email:Alice@szbonad.com
 
五月天丁香婷婷一区二区| 国产日韩欧美综合视频| 色哟哟在线免费一区二区三区| 欧美美女视频在线免费看| 日本高清中文精品在线不卡| 蜜桃臀欧美日韩国产精品| 老司机精品在线你懂的| 福利专区 久久精品午夜| 国产成人午夜av一区二区| 高清国产日韩欧美熟女| 欧美日本道一区二区三区| 麻豆视频传媒入口在线看| 日韩欧美国产高清在线| 国产又长又粗又爽免费视频| 99精品国产自在现线观看| 热情的邻居在线中文字幕| 99久久精品国产麻豆| 高清不卡一卡二卡区在线| 丰满少妇被猛烈插入在线观看| 免费观看潮喷到高潮大叫| 丰满人妻一二区二区三区av| 日本精品免费在线观看| 精品亚洲香蕉久久综合网| 黄色在线免费高清观看| 亚洲一区二区欧美在线| 不卡中文字幕在线免费看| 在线观看视频成人午夜| 麻豆精品在线一区二区三区| 91人妻人人澡人人人人精品| 亚洲深夜精品福利一区| 中国日韩一级黄色大片| 99精品国产自在现线观看| 日本午夜乱色视频在线观看| 成人午夜激情免费在线| 国产精品久久熟女吞精| 欧美三级大黄片免费看| 精品人妻一区二区三区在线看| 国产传媒中文字幕东京热| 日韩精品区欧美在线一区| 日韩国产传媒在线精品| 性感少妇无套内射在线视频|