首先说材料，虽然同样是65，但这个65只是占墙厚，型材厚度没有说，型材厚度从1.2mm-2.0mm都有。仅仅是几米长的型材因厚度不同，成本价差就达到了100元以上。

First of all, material, although the same is 65, but this 65 is only the thickness of the wall, profile thickness does not say, profile thickness from the 1.2mm-2.0mm. Only a few meters long because of the thickness of the profile, the cost price difference reached more than 100 yuan.

另外，因厂家的设备、工艺、区位人工成本等不同，每吨型材加工费就有极大的不同。

In addition, because of the manufacturer's equipment, technology, location artificial cost and so on, each ton profile processing fee is greatly different.

中空玻璃的区别，断桥铝门窗中空玻璃有钢化与非钢化只分，单面钢化中空与双面钢化中空之分，非钢化中空每平方米70元左右，而双面钢化中空却在每平方100多元。

The difference between hollow glass and broken glass is divided into toughening and non toughening. The single side toughened hollow and double faced toughened hollow are divided into 70 parts: non toughened hollow and 100 yuan per square meter, while double faced toughened hollow is only more than 100 yuan per square meter.

而且中空的宽度也各有不同，从9A到27A都有，宽度越宽，隔音隔热性能就越好，自然，价格也是越高的。

And the width of the hollow is different, from 9A to 27A, the wider the width, the sound insulation performance is better, natural, the higher the price.

辅料的不同，例如螺丝，不锈钢螺丝与普通铁质螺丝；毛条，优质毛条与劣质毛条；密封胶，三元乙丙密封胶与普通密封胶；组角器等等小配件价格不同，效果也大不同。

Excipients are different, such as screws, stainless steel screws and ordinary iron screws, tops, high quality wool and inferior top wool. Sealants, three yuan ethylene propylene sealant and ordinary sealant, corner fittings and other accessories are of different price and different effects.

五金件，就拿一套内开倒五金件来说吧，价格低的市场上才卖不到100元，而质量好的一套就达两三百元，特别是进口品牌，更是高达四五百元。这差别可是四五倍哦。

For hardware, take a set of open and reverse hardware parts, it will not be able to sell 100 yuan in a low price market, and a good quality set will reach two hundred or three hundred yuan, especially the imported brand, which is up to four hundred or five hundred yuan. It's four or five times the difference.