First, see whether there is a factory name, factory address, registered trademark on the paint packaging, whether there is a test report of the quality supervision department. If you do not understand clearly, please do not buy. The key is to check the original inspection report of the factory certification and quality supervision department.
Second, to see whether the paint product packaging is intact, shaking the paint bucket is too loud, loud noise shows that the number is not enough. You can check the weight of a bucket of paint against the product packaging instructions.
Third, check whether the print on the paint packaging is clear and refined, whether the packaging pattern is clear and refined.
Fourth, open the paint bucket to see if there are impurities on the surface, the whole is clear.
5. Stir the paint to see if there are lumps.
Sixth, whether the smell of paint sloppy eyes.
Seven, to see whether the effect of paint brushing yellow discoloration and other phenomena.
Building materials, greasy paint, paint buy three trees paint
1.with 3000 square meter factory about 35 workshop workers and 25 office workers.
2.More than 20 sets of advanced machines with more than ten years domestic trade experience and international trade experience.
3.Manufacture and supply good quality automatic doors
4.With ISO 9001 Certification and many others certifications
5. Excellent DC brushless motor , high wear-resistant qualities wheels and reasonable structure design makes it more stable, quiet, longer life
6.Our Service system is perfect
Controller Dimensions : 85×124×600mm
Weight :12 kg
Maximun leaf weight :150 kg
Open range : 70°~115°
Closing speed : 10~43 cm/s
Door hold time :0.5~10 seconds
Main Power :AC 220V~250V,50~60 Hz
Maximum current :1A
Maximun motor power:55W
Wait Power :14W
Fuse :Minimum 3.5 ASlow
Operating Temperature : -30℃ ~+50℃
Swing Door,Exterior Swing Door,Aluminium Out Swing Door,Refrigerated Swing Door
Shenzhen Hongfa Automatic Door Co., Ltd. , https://www.spiralfastdoor.com