欧美人与禽zoz0性伦交,久久久久人妻精品一区蜜桃,末成年女av片一区二区,亚洲中文字幕无码永久在线不卡

400-807-5707
Common quality problems of artificial stone and quartz stone 2019-11-26 Click:


1. color difference
Generally speaking, the plates of the same product lot number are the same. When processing, the plates of the same lot number must be used for connection. It is not allowed to connect plates of different lot numbers. If there is color difference after connecting the same batch of plates, please first confirm whether the grinding degree of the plate is consistent, especially the grinding degree of the dark series plate will directly affect the color difference. Secondly, wipe with a wet rag and confirm in natural light. It is best to observe from the same angle.

2. Impurities

The boards need to be inspected before leaving the factory, mainly for size, color, and miscellaneous points. Generally speaking, 0.3mm miscellaneous points are normal. Impurities larger than this size will be removed by patching. The specific method is to use The double-sided blade digs out impurities and hollows out into an inverted cone shape. Note that the hollowing out cannot be whitened. The color of the entire hole wall must be similar to the color of the board surface. After adding an appropriate amount of curing agent to the grout, add it from the hole wall first. After repairing, apply a blade and then pound a few times Avoid creating pores.

3. Cracking
Artificial stone products are prone to be listed at corners, stovetops, basin openings, front skirts, rear water stops, etc. Generally speaking, when designing the countertop, all corners should be rounded at 25mm or more; the sides of the cooktop and basin mouth should be straight-edged; the front skirt and the backwater barrier should be firmly bonded, and prohibited in the opening position Connections at corners, cabinet installation should be horizontal, and the support span of the countertop should preferably not exceed 600mm, and it is not easy to set the board space when the span exceeds 600mm.

4. joints
Generally speaking, artificial stone products can be seamlessly spliced. First, the board to be barred is processed with a gong machine, and then the spliced surface is polished to maintain a certain finish. Secondly, if an appropriate amount of curing agent is used and the splicing glue is evenly mixed, Coated on the connection surface, clamped with F clamp to ensure sufficient curing and then polished.
Products Tel Navigation
国产午夜精品一区二区三区软件| 推油少妇久久99久久99久久| 日本三级在线播放线观看免| 92国产精品午夜免费福利视频| 国产精品无码一本二本三本色| 国产成人久久av免费| 欧美性受xxxx黑人猛交| 亚洲国产一区二区三区亚瑟 | 无码国产精品一区二区免费式影视 | 99热门精品一区二区三区无码| 久久精品噜噜噜成人av| 最新中文字幕av无码专区不| gv天堂gv无码男同在线观看| 在线中文字幕乱码英文字幕正常 | 日韩一区二区三区北条麻妃| 精品国产一区二区三区久久影院| 嫩草国产福利视频一区二区| 国产成人精品综合在线观看| 伊人久久大香线蕉精品| 狠狠综合亚洲综合亚洲色| 日本熟妇人妻xxxxx视频| 红桃av一区二区三区在线无码av| 一本一本久久a久久综合精品| 少妇无码一区二区二三区| 国产综合无码一区二区辣椒| 成人性做爰片免费视频| 好紧好湿好黄的视频| 人妻无码一区二区不卡无码av | 色 综合 欧美 亚洲 国产| 国产在线观看无码免费视频| 性一交一乱一乱一视频| 亚洲av成人片色在线观看吉沢| 久久精品女人天堂av免费观看 | 免费无码毛片一区二区三区a片| 妖精色av无码国产在线看| av一本久道久久综合久久鬼色| 毛片免费视频观看| 十八岁污网站在线观看| 内射囯产旡码丰满少妇| 亚洲国产精品久久久天堂| 精品久久人人妻人人做精品|