It contains 20% silver, low melting point, good fluidity, smooth brazing joint, and can braze copper and copper alloy, steel and stainless steel. Composition: Cu: 34 ~ 36, Ag:: 19 ~ 21, Zn: 29 ~ 33, CD: 14 ~ 16, Si: residual Solidus 620 ℃, liquidus 730 ℃.
It contains 30% silver, with low melting point, good wettability, joint filling, good fluidity, smooth brazing joint, and can braze copper and copper alloy, steel and stainless steel. Composition: Cu: 26 ~ 28, Ag:: 29 ~ 31, Zn: 21 ~ 25, CD: 19 ~ 21. Solidus 607 ℃, liquidus 710 ℃.
It contains 40% silver and has the lowest melting point among silver solders. It can braze copper and copper alloys, steel and stainless steel. It is especially suitable for occasions with low brazing temperature. Composition: Cu: 15.5 ~ 16.5, Ag:: 39 ~ 41, Zn: 17.5 ~ 18.5, CD: 25.1 ~ 26.5. Solidus 595 ℃, liquidus 605 ℃.
1. How long does it take for your company's mold development?
2. Does your company charge the mold fee? How much? Can it be refunded? How to refund?
Collect the mold fee, and calculate the mold fee according to the requirements of the drawings. When the quantity of a single product exceeds 1000 pieces, it can be returned, and it will be refunded from the next batch of orders.
3. How often does your company's products update?
4. What are the main materials of your products?
The casting materials include HT200, HT350, QT400-15, QT800-2, and the main welding materials are copper-based and silver-based; the main material of the wheel hub is Q345B steel; the main material of aluminum pipe is 1070.
5. Can your company distinguish your own products?
The product has a YuanFang logo
1 What are the acceptable payment methods for your company?'
Letter of credit, wire transfer.