ADVANTAGES: 

1.The temperature controlled by Seimens PLC,the extruder stops automatically if the temperature is down because of heater or thermocouples damaged.

2.There is die head prssure testing in the diehead.The PLC shots down the extruders if the pressure inside the die head is too high.

3.The extruders have covers for keeping the temperature, so can make the heating time short.

4.The temperature are controled by Seimens brand.

5.The extrusion motor is Seimens brand.

6.The inverter is Seimens brand.

7.More protection in control system.

4 months after the down payment;

TRAINNING
The Buyer could dispatch their operators to the Seller's factory for training, including machine operation, maintenance & simple repairs;
Or against the requests of the Buyer, the Seller's technician could train the Buyer's operators in the Buyer's factory in the periods of installing & adjusting; 

INSTALLATION & ADJUSTMENT
The Seller could dispatch an engineer against the requests of the Buyer to install and adjust the machines for one week(free of charge) in the Buyer's factory. After one week,if the Buyer still needs the training,$100 should be paid for the engineer.
The Buyer should make a reservation in advance before delivery of the machines;
The Buyer should pay for the engineer's food & board while installation in buyer's factory.And the Buyer should also pay for the air ticket for the engineer.

GUARANTEE 
The guarantee time is one year after the machines normally works in the Buyer's factory, if only the problem is cause due to quality control or any reason by the Seller. We will supply replaced parts free of charge and our engineers will guide you how to solve the problems.
Any problem caused due to irregular operation or incorrect maintenance by the Buyer won't be listed in guarantee coverage.