1) The chain tension strength testing method is to select a section of the zipper not less than 60mm and nip 25mm from the section.The distance from top to chain element should not exceed 10mm and the slide velocity should be 110mm/min.
2) Reciprocating tests require the zipper length within 1.0m and slide velocity within 10-15m/min.
3) Please specify your special requirements for usage when ordering the products.
1. Can the product be customized as our need, such as put on our logo?
Surely our machine can be customized as your need, Put on your logo is also available.
2. May i know which payment will be accepted by your company?
So far 100%T/T before shipment, and 30% deposit paid by T/T
3. About the after-sale service, how can you solve the problems occurred of your overseas customer in time?
The warranty of our machine is normally 300 times, during this period, we will arrange the international express immediately, to make sure the replace parts to be delivered as soon as possible.
4. How can i get the after-service?
We will send you the spare parts by free if the problems caused by us.
If it is the men-made problems,we also send the spare parts, Any problem, you can call us directly.
5.Is your price competitive?
Only good quality product we supply. Surely we will give you best factory price based on superior product and service.
Should you be interested in our divine water tank waterproofing sealed tank products, welcome to place orders with us. As one of the largest zipper manufacturers and suppliers in China, we can assure you of its high quality and good price. If you need free sample for quality checking, contact us now.