Air operated diaphragm pump is driven by air, it is a kind of positive displacement pump which volume changes caused by compressing diaphragms in both side. Our diaphragm pump is widely used for conveying oil, gasoline, natural gas and so on in explosion-proof place. It also can be used as submersible pump in chemical industry, because of it is safe without power supply. Our pump has the same performance of GRACO/HUSKEY pump's, so all internal accessories can be replaced of it. Our air operated diaphragm pumps are well received by old and new customers all over the world. 

1、This is one of the customers from South America who purchased pneumatic diaphragm pump from our company, The customer first came to us with specific requests and questions. 

2、Send accurate quotation to customers and win customers' favor and recognition with high quality products and reasonable quotation.

3、Make the most suitable mode of transportation for customers according to their needs.

4、Customers according to our formulated shipping options, He chose the mode of transportation that best suits him. And make orders and payments according to our formal contract.

5、Arrange production and packaging of products and accessories for customers quickly and deliver them to port for delivery.

Finally, we will do all the after-sales service for our customers.
1- The warranty period is one year. For the quality problems within the period, we will provide parts freely for replacement.
2- We will full report you the production progress and plan. Meanwhile, we will follow up the pump working conditions per three months when the pumps put into use.
3- We will maintain certain spare parts in our warehouse to ensure we have the inventory for the main parts when needed, which can effectively reduce the inconvenience and downtime. and can send  the spare parts to you within one week if u need.