small brick making machine obtained patent in 1991 (number??L91006804),the design is reasonable and it works with high pressure ,it can produce all kinds of hollow brick &block with low plasticity raw materials it is a model equipment for middle and small enterprises it is a machine with high efficiency??nergy saving (only one motor),wide application and a smaller invest.



JK Series double stage De-airing Extruder obtained patent in 1991 (number L91006804),the design is reasonable and it works with high pressure ,it can produce all kinds of hollow brick &block with low plasticity raw materials it is a model equipment for middle and small enterprises it is a machine with high efficiency??nergy saving (only one motor),wide application and a smaller invest.