Qingdao Protech Rubber & Plastic Co., Ltd.
Leading Manufacturer of Custom Molded Injection Extruded Rubber Plastic Products
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Engineering
Engineering > FAQ

Can you provide a catalog of parts you currently supply?
Qingdao Protech does not produce a catalog because we supply custom rubber plastic products made to our customers' drawings or specific to their individual application.

How long have you been in business?
Qingdao Protech Rubber Plastic  was founded in 1985

What is your minimum order?
Because all products are custom made, the minimum order will depend on how much the batch of rubber and plastic will yield for the part you are requesting.

How do I get a quote?
Send your inquiry and drawing to sales@protech-rubber-plastic.com


What is the lead time on a request for quote?
The lead time for a quote with full details like material, 3D drawing or 2D drawing, quantity. is about 1-2business days.

What is the lead time for samples and tooling?
Rubber tooling: 12-15days after PO,  Plastic Injection tooling: 20-45days depends on the structure of the part.

samples lead time:1-2days after tooling

What is the lead time for production parts?
Production parts are made based upon approval of the samples. For extruded/die cut production, the lead time is 1-2 weeks and molded and injection parts are approximately 2-3weeks for production.

Do you do PPAP?
Yes, Qingdao Protech can do PPAP

Do you work with sponge rubber?
Yes Qingdao Protech also works with sponge rubber, both extrusions and molded, also plastic.

Can you ship my order direct to my customer(s)?
Yes, under many circumstances.

Can I amortize my tooling costs into the piece price for my initial order?
Yes. Tooling costs can be amortized into the piece price.

I do not want to purchase tooling, how can I get parts?
Most parts are going to require new tooling. Qingdao Protech  might has some rubber plastic parts that are more common and tooling is already available. You would have to speak to Protech staff to help you through this process.

What kind of tolerances can you hold on your extruded rubber parts?
The tolerances of our extruded rubber parts will depend on the specific application. Qingdao Protech can quote the appropriate tolerances once the application is determined.

What kind of tolerances can you hold on your molded rubber parts?
The tolerances of our molded rubber parts will depend on the specific application. Qingdao Protech can quote the appropriate tolerances once the application is determined.

What kind of tolerances can you hold on your die cut rubber parts?
Depending on the application Qingdao Protech can quote the appropriate tolerances for your die cut rubber part.

What is the lowest durometer you can process?
Durometer limits will depend on the type of rubber part that you need:
Extruded parts — 15 durometer
Molded parts — 20 durometer

What is the highest durometer you can process?
Durometer limits will depend on the type of rubber part that you need:
Extruded parts — 80 durometer
Molded parts — 95 durometer

What is kiss cutting?
A kiss-cut part is a sheet of die cut parts with pressure sensitive adhesive on at least one side. The rubber material is cut and so is the adhesive attached to it. The backing paper it is on is not cut through. The die cut part with its adhesive is then lifted off the backer paper for use.

Can Qingdao Protech trace parts back to the raw material supplier?
Yes, a blue lot label is put on each carton. This lot number traces the material back to the raw material supplier.

Do you track cost of quality?
Yes, our goal is to have a cost of quality below 1%.

How long are quality records maintained?
A minimum of three years.

How are suppliers monitored?
Suppliers are rated quarterly on their performance. This information is used to improve our suppliers' performance and recognize suppliers who are meeting our quality requirements.

 

 

 

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