Screen Printing Equipment

asander1 · 22 March 2022 21:29

Notice

This equipment should not be operated without induction.

This tool may be used while alone in the space.

Our equipment is 2nd hand and in good condition.

Report any equipment issues to @silkscreentechs
Report any consumables low in stock to @silkscreentechs

Risk Assessment

Watch a brief overview of the process here!

PREP:

Coat screen in photo emulsion in a red light room
Wait for screen to dry (use drying cabinet to accelerate, if available).
Print out a positive, transparency film with design on it
Lay positive onto UV exposure unit with dried unexposed screen,.
Expose.
Wash out unhardened photo emulsion with warm water from an electric power shower (mildly pressured) in front of a waterproof light box
Dry again in another drying cabinet or wait for it to dry naturally
Use brown tape to block out any unwanted areas of the screen that are not coated with photo emulsion
Mount screen into frame
Put a bead of ink along one edge, and float the screen
Use newsprint to do a test to get it going
Use a piece of plastic fixed to the bed to find the position of the print on the bed for alignment with the paper
Use masking tape to mark corners

PRINT:

TIDY:

Wash all the ink from the screen using the shower head
Work a few sprays of photo emulsion remover into the screen with a sponge and leave to soak for minutes
Wash out the emulsion using a pressure washer
Use a mop to dry the spray booth
Bin any used rags, bits of newspaper, and clean the messy room ready for the next member

NOTE:

If the screen starts to dry, wet it with a sponge and a spray of degreaser (diluted Fairy liquid). Print onto sheets of newsprint until ink comes through normally again.
Don’t let the screen dry with ink in it, ALWYAS flood the screen between prints