Wholesale Self Drilling Metal Roofing Screws - Farmer Screws – DaHe

Farmer Screws:head and sealing washer can be painted with ovencured Polyurethane enamel

Technical Process:
The screw is sprayed with different colors on the head on the basis of galvanizing, and then baked to make the pigment firmly combined on the surface of the matrix. In use, according to the color of different substrate to choose the corresponding paint head screw, can be used EPDM composite gasket, beautiful fastening effect.
We introduce advanced fully automatic spraying equipment, can make the powder evenly attached to the screw surface, through the large automatic oven, at 200 degrees of temperature baking, so that the powder firmly combined with the screw surface.The dusting powder we use is imported high-quality and high-quality dusting powder, which is uniform in texture and stable in performance. After spraying, the screw head still has obvious LOGO mark
Advantages:
1:Advanced equipment, automatic spraying equipment to achieve uniform spraying
2: Large Automatic constant temperature oven, color will not change after high temperature, pure color and lustre.
3:Automatic production equipment, large spraying line and oven can achieve high output and fast efficiency
4:Our products have SGS certification, spraying raw materials with safety and environmental protection, will not affect the biological environment
5:Every link in the production process has strict quality control, to achieve 24h quality control management
6:A variety of colors to choose from, can refer to the standard color card, customized according to customer needs
Feature:
1: optimum color-matching
2:UV resistant
3:weatherproof seal
4:Dusting after high temperature baking, hard texture, even if the force will not scratch the surface coating
5:Clear thread, strong bite force, better locking effect
6:With aluminum/iron EPDM gasket, better sealing and waterproof effect

Specification

NOTE:
1: M4.2 screw requires a 7 mm socket to fit.
2: M4.8 and M5.5 screw requires a 8 mm socket to fit.
3:Recommended rpm: 1200-2200/min