How to select high-quality putty powder? According to the introduction of workers with many years of work experience, it should be considered from the aspects of putty hardness, whiteness, fineness, workability, construction performance and environmental protection. It is difficult to distinguish it with the naked eye. It is good to have a good putty with large and fine viscosity. On the contrary, the quality of divergent and pinhole putty is poor, and some good putty produced with a gray knife will fall out quickly The viscosity is small. After construction, when the putty is dry, the hand mold will not fall white, the nails will not scratch, and the water brush will not fall off. It is a good putty.

自制膩?zhàn)迎h(huán)保問題不好解決，但施工性能好。特別提醒膩?zhàn)臃垡材苤卸?，在掛膩?zhàn)訒r不明顯，打磨時會有輕微頭疼、惡心現(xiàn)象，需要警惕！

The environmental protection problem of self-made putty is not easy to solve, but the construction performance is good. It is specially reminded that putty powder can also be poisoned. It is not obvious when hanging putty, and there will be slight headache and nausea during polishing. We need to be vigilant!

1.國家標(biāo)準(zhǔn)

1. National standards

國家標(biāo)準(zhǔn)是對一種產(chǎn)品質(zhì)量的低要求，膩?zhàn)赢a(chǎn)品要執(zhí)行的國家標(biāo)準(zhǔn)是“JG/T3049-1998《建筑室內(nèi)用膩?zhàn)印?rdquo;達(dá)標(biāo)產(chǎn)品包裝上一般都標(biāo)示出國家標(biāo)準(zhǔn)的字樣。

The national standard is a low requirement for the quality of a product. The national standard to be implemented for putty products is "JG / t3049-1998 putty for indoor use in buildings". The words of national standard are generally marked on the package of qualified products.

2.ISO認(rèn)證

2. ISO certification

ISO認(rèn)證主要指ISO9001-2000質(zhì)量體系認(rèn)證，通過ISO認(rèn)證的企業(yè)生產(chǎn)的產(chǎn)品質(zhì)量才有保證。

ISO certification mainly refers to ISO9001-2000 quality system certification. The product quality of enterprises that pass ISO certification can be guaranteed.

3.看防偽

3. Look at anti-counterfeiting

品牌膩?zhàn)臃鄣膹S家一般防偽意識較強(qiáng)，為防止產(chǎn)品被人仿冒都有防偽措施，產(chǎn)品包裝上一般都貼有防偽標(biāo)志或數(shù)碼防偽貼紙，刮開涂層即可辨別真假。

Manufacturers of brand putty powder generally have strong anti-counterfeiting awareness. In order to prevent products from being counterfeited, anti-counterfeiting measures are taken. Generally, anti-counterfeiting signs or digital anti-counterfeiting stickers are pasted on the product packaging, and the true and false can be identified by scraping off the coating.

4.選品牌

4. Brand selection

選擇市場上占有率較高的知名品牌膩?zhàn)邮钱a(chǎn)品質(zhì)量的保證，不知名品牌的產(chǎn)品質(zhì)量參差不齊沒有保證。

Choosing well-known brand putty with high market share is the guarantee of product quality. The product quality of unknown brands is uneven and not guaranteed.