How to set the fluid for the plastic dispensing needle of dispensing machine?

Changshu Junze Precision Electronic Technology Co., Ltd. - how to set the fluid for the plastic dispensing needle of dispensing machine?

(1) Instant adhesive: for water-based instant adhesive, use safety piston and Teflon lined metal needle; for thick instant adhesive, use conical inclined needle; if flexible, use PP needle.

(2) UV glue: use amber syringe, white piston and inclined needle (can block ultraviolet light).

(3) UV curable adhesive: use black opaque syringe, white piston, can block the UV needle.

(4) Anaerobic adhesive: use 10cc syringe and white PE universal piston.

(5) Sealant and paste fluid: if the use of white piston rebound serious, please use safety movable, use inclined needle.