国产免费一级曰韩视频-日本变态一级A片-一级做a毛片免费视频-国产一级毛片国产一级A片农村-日韩一级黄色免费无码-一级特黄大片在线观看-观看中国黄色1级家庭乱伦中文片-精品一级毛片A久久久久-欧美一级AA视频

Notice???
    Contact Us???
    Your Position: Home > Notice

    Materials of the root seal of different storage methods

    2015/10/5??????view:

    The material and manufacturing process of the root seal is not

    Different seals have different protection

    Guan Fangfa:

    Yellow wood, natural horn seal material, seal with the best, to

    Exposure to excessive shrinkage caused by excessive shrinkage or distortion, affecting the quality of the imprinted.

    Rubber, organic seal is made of synthetic materials, to prevent corrosion and broken.

    Atomic India, photosensitive seal to pay attention not to add different chemical properties of different

    The ink, so as to avoid the change of seal body properties and damage the seal.

    Return ink seal in the use of the need to pay attention to force evenly, so as not to damage the seal

    Frame.

    Because all kinds of ink formula, to make it can not be mixed, so,

    You can only add photosensitive ink photosensitive seal, atomic seal is added with the best

    A brand of atomic ink may be different, otherwise, the seal

    The synthetic material of the oil is not the same as that of the seal to become hard or deformed or corroded.

    Choose stone laser engraving machine stable and reliable product quality, after sale service guarantee! We promise that every user has stone engraving machine for the province to buy peace of mind,

    Heart, after sale service guarantee lets you rest assured! Company website: http://www.diaokejiqi.com,

    Http://www.housewifewom.com, http://www.mslaser.cn

    Contact phone: 15063591363 18906358552

    QQ: 907777911582049764