国产av亚洲精品ai换脸电影,日本毛片高清免费视频,久久精品人妻一区二区三区,亚洲爆乳无码专区

Welcome To SHANGHAI ST-NANO SCIENCE & TECHNOLOGY Co.,LTD. Website!
 CHN  |   EN
Your Place:Home ->> Products ->> Nano Carbide
Products
B4C

Technical Parameters

Model

APSnm

Purity%

Specific surface aream2/g

Volume densityg/cm3

Densityg/cm3

Crystal form

Color

ST-C-004

60

>99.8

39

1.18

2.5

cube

black

Note: according to user requirements of nano particle can provide different size products.

Product performance

        1 Nano-boron carbide powder possesses high purity, small particle size distribution, high specific surface area;

        2 Nano-boron carbide powder is a synthetic ultra rigid materials, the hardness is 9.46;

        3 56-6200Kg/mm2 microhardness, proportion was 252 g/cm3, melting is 2,250 degrees Celsius.

Application direction

        1 Nano-boron carbide powder also has more than micronstructured boron carbide powder higher neutron absorption efficiency, thus widely applied to the industry and national defense industry;

        2 Nano-boron carbide powder is not only applied in refractory materials, precision measuring element, and used in the manufacture of precision nozzle, sealing ceramic products, fine works etc;

        3 Nano-boron carbide powder is a synthetic superhard materials, as abrasive, high grinding efficiency, and not into the impurities, is the ideal substitute of diamond abrasive;

        4 Nano-boron carbide powder is a kind of high-grade refractory materials, was widely used in high precision engineering ceramic nozzle, sealing, nuclear industry, national defense industry.

Storage conditions

        This product should be stored in dry, cool and sealing of the environment, can not be exposure to air, in addition should avoid the heavy pressure, according to ordinary goods transportation.

SHANGHAI ST-NANO SCIENCE & TECHNOLOGY Co.,LTD.
ADD:528 Lane, Jinlong New Street, Zhujing Town, Jinshan District, Shanghai
TEL:+86-021-24281769
MOB:+86-18964991769(WeChat)
WEB:ferreropolska.com
E-Mail:sales@st-nano.com
Scan and contact us
Copyright © 2010-2024 SHANGHAI ST-NANO SCIENCE & TECHNOLOGY Co.,LTD.. All Rights Reserved.
成人综合婷婷五月激情综合| 国产精品一卡二卡三卡四卡| 小12箩利洗澡无码视频网站| 国产精品亚洲欧美大片在线观看 | 国产一区二区三区四区五区加勒比 | 巨胸美乳无码人妻视频漫画| 亚洲国产精品日韩AV专区| 无码中文2020字幕二区| 少妇高潮喷水在线观看| 狠狠躁夜夜躁人人爽天天古典 | 久久久久精品成人网站| 美女粉嫩极品国产在线2020| 亚洲AV成人一二三区观看| 在线a人片免费观看| 亚洲AV成人网站在线观看| 天天噜日日噜狠狠噜免费| 放荡少妇深喉吞浓精| 荡乳欲妇在线观看| 亚洲乱码国产一区三区| 里番本子纯肉侵犯肉全彩无码| 欧美群妇大交群| 永久免费a∨片在线观看| 动漫AV纯肉无码AV电影网| 好男人社区在线观看免费视频| 亚洲免费在线观看| 男女交性视频无遮挡全过程| 国产午夜精华精华精华| 国产成人免费高清直播下载| 国产精品视频一区二区三区不卡| 2021久久超碰国产精品最新| 白嫩少妇喷水正在播放| 丰满熟妇人妻AV无码区| 性一交一乱一乱一视频| 末发育娇小性色xxxxx视频| 亚洲精品无码不卡| 国产精品导航一区二区| 亚洲AV永久无码天堂网国产| 亚洲精品无码精品mv在线观看 | 免费久久人人爽人人爽av| 久激情内射婷内射蜜桃| 亚洲综合精品成人|