www亚洲精品少妇裸乳一区二区,一本大道无码人妻精品专区,永久黄网站免费视频性色,亚洲乱人伦中文字幕无码

柏安尼

COMPANY

ABOUT US

ABOUT US

The company was founded in 2000, factory building area of more than 6000 square meters, the existing staff of more than 100 people. The company has a series of cans, Printing and other first-class production equipment and testing equipment, and an elite team with more than 20 years of experience in canning. Strong technology, productivity Strong, quality assurance, products are favored by many well-known brand enterprises. The company mainly produces and operates rice cooker shell printing, iron package Packaging printing, iron packaging products, tinplate, cold plate and other metal products wholesale and retail, products all over the world...

MORE +

SERVICE

They all chose to trust us

Make attentively, serve you or him

20 years to produce every iron box

Certral Plains barrel making

Quality first, reputation first, customer supreme

  • Strength of the factory

    Strength of the factory

  • Quality assurance

    Quality assurance

  • The technical team

    The technical team

Service hotline:139-2868-8272

PRODUCT

Tin can is a best-selling product

Printed and sealed, customizable high-quality tin cans

Chemical tank series

FACTORY

Factory environment

Advantageous geographical location and convenient land and water transportation

NEWS

News and information

Keep up to date with industry news

172021.07

The advantages of tinplate

No light penetration In addition to triggering food deterioration reactions, light can also cause changes in protein and amino acids. Vitamin C is more easily exposed to light. Tinplate and other food ingredients, resulting in a large loss. According to research analysis shows, the milk of transparent glass bottle, the loss of vitamin C is 14 times higher than the milk of brunet bottle, light also can make milk produce oxidation peculiar smell, and radionuclide, methionine and so on lysis and loss of nutritional value, the impervious light of tinplate can make the retention rate of vitamin C is the highest. Good sealing The barrier of packaging containers to air and other volatile gases is very important for the preservation of nutrients and sensory quality. The comparison of various fruit juice containers showed that the oxygen transmittance of the containers directly affected the Browning of fruit juice and the preservation of vitamin C. The preservation of vitamin C is better in metal cans, glass bottles, aluminum foil and paper boxes with low oxygen transmittance, and iron cans are the best.

172021.07

The origin of tinplate

Tinplate is the surface of a layer of tin sheet, it is not easy to rust, also known as tinplate. This coated steel plate has been called "tinplate" in China for a long time. Some people think it was called "tinplate" because the tinplate used in making cans was imported from Macao (pronounced "ma kou" in English). There are other sayings, such as the tin plate used in China to make kerosene lamp caps, shaped like the mouth of a horse, so it is called "tinplate". The name "tinplate" is not exact, therefore, in 1973 the Chinese tin plate conference has been renamed tin plate, official documents no longer use the name "tinplate".

172021.07

A brief introduction of tinplate

Tinplate, also known as tin plating, is commonly known as tin plating thin steel plate, abbreviated as SPTE, refers to the cold rolled low carbon thin steel plate or strip coated with commercial pure tin on both sides. Tin is mainly used to prevent corrosion and rust. It combines the strength and formability of steel with the corrosion resistance, solder and beautiful appearance of tin in a material with corrosion resistance, non-toxic, high strength and good ductility.

一本久道中文无码字幕av| 全部孕妇毛片丰满孕妇孕交| 日韩精品无码一区二区三区四区| 丰满少妇被猛烈进入| 男女边吃奶边做边爱视频| 日日天干夜夜狠狠爱| 国产一区二区三区不卡在线看| 亚洲成a人v欧美综合天堂下载| 青青草97国产精品免费观看| 国产av一区二区三区传媒| 国产无遮挡裸体免费视频| 饥渴的熟妇张开腿呻吟视频| 男人女人午夜视频免费| 最近中文字幕mv免费高清动漫| 艳妇臀荡乳欲伦交换h在线观看 | 品色堂永远的免费论坛| 色综合天天综合网国产成人网| 人妻色综合网站| 国产免费一区二区视频| 76少妇精品导航| 日本三级香港三级三级人!妇久| 亚洲va中文字幕无码毛片| 无码av天堂一区二区三区| 国自产拍亚洲免费视频| 三年高清视频大全| 无码人妻精品一区二区蜜桃网站| 欧美黑人又大又粗xxxxx| 夜夜添无码试看一区二区三区| 成人妇女免费播放久久久| 国产无人区码卡二卡三卡| 亚洲一久久久久久久久| 亚洲第一最快av网站| 中文字幕精品亚洲无线码二区| 曰韩人妻无码一区二区三区综合部| 中国东北老太婆内谢| 少妇高潮惨叫喷水在线观看 | 无码精品国产一区二区三区免费| 精品熟女少妇av免费久久| 久久精品国产男包| 国产极品美女到高潮| 国产精品毛片大码女人|