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彩钢板房屋面渗漏的维修方法?

来源:http://www.jnhscg.com 日期:2021-06-04

一、铆钉处漏水修理办法:应用阳光2000PA单组份防水胶涂刷4次,厚度大约1.5mm左右,直径?60mm左右,下一次涂刷以上一次涂层不粘手为准。

1、 Repair method for water leakage at rivets: apply sunshine 2000Pa single component waterproof adhesive for 4 times, with thickness of about 1.5mm and diameter of 1.5mm? 60mm or so, the next painting shall not stick to hands.

二、板接缝处漏水修理办法:1.小接缝修理办法:①可在缝处涂刷宽200mm阳光2000PA单组份防水胶;②张贴无纺布(或玻璃纤布),布宽200mm。③在无纺布或玻璃纤布上涂刷3遍,涂刷时后一遍要比前一遍宽50mm,厚度1.8mm左右。后一次涂刷以上一次涂层不粘手为准。2.板接缝较大修理办法:①可往缝中填雨衣1000PU防水胶②在缝处涂刷宽200mm阳光2000PA单组份防水胶③张贴无纺布或玻璃纤布,布宽200mm。④在张贴的布上涂刷3遍阳光2000PA单组份防水胶。涂刷时后一遍要比前一遍宽50mm,厚度1.8mm左右。后一次涂刷以上一次涂层不粘手为准。

        

2、 Repair method of leakage at the joint of board: 1. Repair method of small joint: 1. Apply 200 mm wide sunlight 2000 PA single component waterproof adhesive at the joint; ② Non woven cloth (or glass fiber cloth) shall be pasted with a width of 200 mm. ③ Apply three times on the non-woven fabric or glass fiber cloth. When applying, the width and thickness of the latter one should be 50 mm and 1.8 mm respectively. The latter coating shall not stick to hands. 2. Repair method for large board joint: ① fill in 1000pu waterproof glue for raincoat in the joint; ② brush single component waterproof glue with width of 200 mm and sunshine 2000 Pa at the joint; ③ paste non-woven fabric or glass fiber cloth with width of 200 mm. ④ Apply 2000Pa single component waterproof adhesive on the posted cloth for three times. When brushing, the width and thickness of the last coat should be 50 mm and 1.8 mm respectively. The latter coating shall not stick to hands.

三、彩钢板长向搭及与墙面搭接修理:(1)整理干净彩钢板与墙面搭接面以及彩钢板间搭接面。(2)在搭接面施以8cm*10cm的单组分聚氨酯密封胶。(3)将粘接面贴合压紧坚持2-3mm厚的密封胶厚度,将溢出的多余的密封胶根除,并将密封胶修饰成斜坡形式。(4)待密封胶表干后应用单组分聚氨酯防水涂料将搭接面涂刷3次(在张贴好的施工面将单组分聚氨酯涂料涂刷于接缝处),涂刷至接缝上下15cm,,涂刷时后一遍要比前一遍宽5cm,厚度2.0㎜左右,后一次涂刷以上一次涂层不粘手为准。(5)在涂刷一遍防水涂料后在其表面掩盖一层无纺布。

3、 Repair of color steel plate long lap and wall lap: (1) clean the lap surface between color steel plate and wall and between color steel plates( 2) Apply 8cm * 10cm one component polyurethane sealant on the lap joint surface( 3) The adhesive surface is pressed tightly to adhere to the thickness of 2-3mm sealant, the overflow of excess sealant is eradicated, and the sealant is modified into a slope form( 4) After the surface of sealant is dry, the lap joint surface shall be painted with single component polyurethane waterproof coating for 3 times (the single component polyurethane coating shall be painted on the joint on the posted construction surface), and the thickness shall be 15cm above and below the joint. When brushing, the width and thickness of the latter one shall be 5cm and 2.0 mm respectively, and the latter one shall not stick to hands( 5) A layer of non-woven fabric is covered on the surface of the waterproof coating after brushing once.


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