As a new buyer or purchaser, maybe you are not familiar with mechanical engineering industry, here are some suggestions for your reference when you choosing a suitable mechanical parts supplier.
1、 Can understand the drawings
According to the characteristics of parts to select the appropriate supplier.
Slightly understand the size tolerance, shape and position tolerance, material heat treatment, technical requirements, etc., it is the basic knowledge buyer should know.
2、 Can calculate the material cost
Know the part allowance and workblank calculation method, this point can learn from experienced master.
3、 Know the production process
Including heat treatment, special processing technology, etc., do not need proficient, as long as know the rough process procedure.
4、Can calculate labor hours
Know the commonly used machine performance and tool cutting knowledge
5、 Assess the price
Know the local current market approximate machining cost
Have purposeful inquiry, should not be too much, 2-3 is absolutely enough. And check if the status of equipment, workers skills, management model can meet requirement.
Adjust the assessed cost according to the process, point out the shortage. Have negotiation basic skills
8、 Place an order
Set the contract, pay attention to the delivery, payment terms, etc.
Try to do according to above 10 points and keep learning.
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