如何降低钣金件加工时的破损：

1.我们在选五金配件的型号、规格、机能要符合的标准和有关规定，并且要与选用的塑钢门窗相匹配。

2.安装五金件应用紧固螺丝，其内部必须设金属衬板，衬板厚度要大于紧固件牙距的2倍。

3.五金冲压件安装后要做好定期保养，防止生锈和侵蚀。

4.门窗锁拉手应在窗门扇入框后再组装。位置要保证准确，开关要灵活。

5.推拉窗宽度超过一米以上或是双层玻璃的门窗要设置双滑轮。

6.滑撑铰链采用不锈钢材料。

7.使用过程中要轻关轻开。

　　杭州J9.com钣金有限公司在逐渐发展与壮大的进程中，公司秉承"专注、专业、精湛、优良"的企业文化，努力实现态度专注、技能专业、品质精湛、服务优良，公司始终将客户的满意作为企业发展的核心。公司主要业务涉及通信、通讯、电子、电力、安防、工控、银行、医疗、机械设备等多个行业。主要产品服务包括钣金加工、激光切割、CNC数冲、折弯、焊接、成套设备加工、流水线制作等，真正做到集剪、弯、割、磨 、钻、焊于一体，满足客户不同产品需求。

　　杭州J9.com钣金有限公司　http://www.nj-yxj.com/

How to reduce the damage of sheet metal parts during processing:

We are in the model that chooses hardware fittings, specification, function to want to accord with a country standard and concerned regulation, and should match with the window of window of model steel door that chooses.

2. If fastening screws are used for mounting hardware, metal lining plates must be set inside, and the thickness of the lining plates should be more than 2 times of the tooth spacing of the fastener.

3. Hardware stamping parts shall be maintained regularly after installation to prevent rust and erosion.

4. Door and window lock handle should be assembled after the door is put into the frame. Accurate position and flexible switch.

5. Double pulleys should be installed for doors and Windows with a width of more than one meter or double glazing.

6. Sliding hinge is made of stainless steel.

7. Turn it on and off gently during use.

Hangzhou luogong sheet metal co., ltd. in the process of gradual development and expansion, the company adhering to the "focus, professional, superb, excellent" corporate culture, strive to achieve attitude focus, professional skills, superb quality, excellent service, the company has always put customer satisfaction as the core of enterprise development. The company's main business involves communications, communications, electronics, power, security, industrial control, banking, medical, mechanical equipment and other industries. The main products and services include sheet metal processing, laser cutting, CNC digital punching, bending, welding, complete equipment processing, assembly line production, etc., truly do set shear, bending, cutting, grinding, drilling, welding in one, to meet the needs of customers with different products.

Hangzhou luogong sheet metal co., LTD