Features:

1)Suitable for the method of upper pressin;2)Under the condition of proper moisture of powder(about 6%), it should be cleaned every 8 hours. If it has any changes in moisture, it just need cleaned every 4 hours;3)Heating up the upper punch to be 80°C;4)Easy to be maintained, no need sealed by oil and rust prevention treatment;5)Repetition use no less than 200,000 times, with the features of retreadable and low use-cost.