What is the process of silk screen printing in Mental sheet industry
Silk screen printing, also known as screen printing or serigraphy, is a popular method used for adding designs, patterns, or graphics onto metal sheets in various industries. The process involves using a mesh screen to transfer ink onto the metal surface through areas that are not blocked by a stencil. Here's an overview of the silk screen printing process in the metal sheet industry:
Preparation of Artwork:
Create the design or pattern that you want to print on the metal sheet using graphic design software.
Convert the design into a stencil or screen using techniques such as photo emulsion or direct screen drawing.
Screen Preparation:
Choose a fine mesh screen made of materials like polyester, nylon, or stainless steel. The mesh count (threads per inch) determines the level of detail that can be achieved.
Coat the screen with a light-sensitive emulsion that will harden when exposed to light.
Exposing the Screen:
Place the stencil or design onto the coated screen and expose it to UV light. The areas covered by the design block the light from reaching the emulsion, while the uncovered areas harden.
Developing the Screen:
Wash the screen with water to remove the unexposed emulsion, revealing the open areas of the mesh where the ink will pass through during printing.
Setting Up the Printing Equipment:
Secure the metal sheet onto a flat surface or printing bed.
Position the prepared screen over the metal sheet, ensuring proper alignment.
Ink Preparation:
Mix the ink to achieve the desired color and consistency. Different types of inks can be used, such as solvent-based, water-based, or UV-curable inks.
Printing Process:
Place a dollop of ink at the top of the screen.
Using a squeegee, apply even pressure and drag the ink across the screen, forcing the ink through the open mesh and onto the metal sheet in the desired pattern or design.
Curing the Ink:
After printing, the metal sheet with the freshly applied ink needs to go through a curing process to dry and set the ink.
Curing methods can include air drying, heat curing using ovens, or UV curing using specialized lamps.
Quality Control:
Inspect the printed metal sheet for any defects, inconsistencies, or incomplete prints.
Correct any issues and ensure the quality of the printed design.
Finishing:
Depending on the application and design, additional processes like coating, clear coating, or other finishing treatments might be applied to protect the printed design and the metal sheet itself.
1. Samples Leading Time ?
Mould items ( casting & injection plastic):15-20 days
sheet plate : 5 days
CNC maching : 3-5 days
Welding : 2 days
Mould cost : 100% prepaid and free samples for quality confirmation ,free <usd10
2. Shipment terms :
FOB QINGDAO /SHANGHAI /Tianjin CIF , C&F
3. Payment terms :
Mini order :100% preapid if less than $3000;15 working days for delivery.
Beverage bottle, cosmetic bottle, medicine bottle, jar etc.
Mass Order : 30% prepaid and balance cleared before delivery or at sight of OBL ;20 -30 working days based on order quantity.
4. Whether inspection to keep the quality ?
1.Accessories Samples inspeciton;
2.Finished samples inspeciton ;
3.First article inspection ;
4.Rounting inspeciton ;
5.spot inspection ;
6.100% inspection if requested .
5. Any World famous customers as a quality reference ?
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1. Railway vehicles
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CRRC (China )
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4. Heater
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Media (China)
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2. Motocycles
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Suzuki( Japan )
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5. Generators
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Digatron (Germany)
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3. Communication
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Skyware Global (USA)
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6. Leisure Massage Couch
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Earthlite (USA)
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Audited Supplier 
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