Description

Grouting are coal with sealing obturator grouting engineering of grouting, grouting and the special one-time mouth sealing seal is improved.the deft, fast and simple features.
Advantages: good sealing, sealing rapidly,
Has the internal for steel tube and the two types of plastic pipe for plastic seal, internal coal mining face, mainly used for obturator obturator when cut when seal, protect coal winning machine from destruction.
FKJ - *8/5.5: applicable to aperture ****8mm
FKJ - *8/5.5: applicable to ****2mm aperture
FKJ - *5/5.5: applicable to *7 to *0mm aperture
Technical parameters:
Plugging slice open pressure 0.5 0.*5
Shandong Hock Mining Engineering Co.,Ltd