Although the wires are small, the responsibility is heavy, and many fires are caused by the aging of the wire lines, the unreasonable configuration, or the poor quality of the wires. Therefore, choosing the right wire is the top priority in safety. There are many brands of wires and threading tubes on the market. How to choose?
Cable can be wire
Expert answers: Selection of wires: For fire protection, maintenance and safety, it is best to use the "GB" copper core wire marked by Great Wall. The cross-sectional area of ​​the wire is generally: the line for lighting and socket should use 2.5 square millimeters, the air-conditioning line should not be less than 4 square millimeters, and the grounding line should be a green and yellow color line, and the switch line (fire line) should be red, white, black and purple. Wait for any one.
Desai cable
The choice of threading pipe: threaded pipe flame retardant PVC pipe, the pipe wall surface should be smooth, wall thickness requirements to reach the strength of the finger does not break the pinch, and should have a certificate of compliance. It is also possible to use a special galvanized tube of the national standard as a threading tube.
Wire purchase furniture brand water heater brand switch socket lighting
Floor buffer pads are high quality and recommended for polishing granite, marble and other natural stones. The Floor Pads can be installed on polishing machines and angle grinders. The pads are made of a unique resin with different grits diamonds impregnated,and always with a velcro connection. Different grits diamonds can competent for different polishing request, grits are 100#, 200#, 400#, 800#, 1500#, 3000# and buff pads.
Floor Pads
Floor Polishing Pads, Diamond Floor Polishing Pads, Floor Polisher Pads, Floor Buffer Pads, Polishing Pads for Polishing Floor
Corediam Tools Co., Ltd. , http://www.corediam-tools.com