polished steel plate steel tube for sale

Place Of Origin
china
Minimum Order
1
Packaging
N/A
Delivery
15 Days
custom metal plates , custom metal tags. Name Plate Manufacturers,Custom Name plates,Metal Tags,Metal Labels,Signs, Decals in China.

China Name Plate Manufacturers,we custom name plates, brass plate engraving. metalphotos,tags,labels,signs,decals with logo and printing.



(3) scraping bucket (hopper coating, coater): scraped fighting photoresist coating may be made of stainless steel, it can also be made of plexiglass plate scraper. Its length is generally slightly smaller then the inner diameter of the screen frame (the length of several different scraping bucket dubbed a spare set) B. Must scraping the thin edge of the bucket without edge, straight and smooth, not allowed to have irregularities, burrs, scratches and other defects, heart to affect the quality of the plate. When the light-sensitive adhesive coated wire mesh, each coated with three drying again, the need for a continuous 3-4 times, until the film reaches the desired thickness is reached, then the exposure.
(4) the temperature of the oven, it is preferable to use an adjustable temperature oven. The drying temperature sensitive adhesive, generally controlled at about 40 degrees, the baking time is too long or the temperature is too high, will affect the quality of the photosensitive layer.
(5) security lighting: studio lighting, generally used orange, yellow or red light as security lighting, but visually, the orange-yellow light comfortable. Its brightness to be able to clearly see all the articles is appropriate.
(6) Test negatives: on the bottom plate must be carefully checked before the copy, including the layout of dust, backplanes blackness broken lines missing, sand hole defects and other items of positive and negative images of text to meet the requirements.
B, the indirect method:
(1) Prepare the frame and the photosensitive film: good to stretch the frame (nylon with 220-260 purposes) with a 10% aqueous solution of sodium phosphate cleaning to remove oil. Wire mesh photosensitive film is a film of poly alcohol gel as the main body of photoresist, film is a film on a transparent plastic sheet 0.12-0.06 mm gelatin-based photosensitive agent is applied to the body, then prior to use graphic size, width on each side out of 20 mm, with a cloth to wipe off the powder dirt film.



Material:Metal,Aluminum,Anodized Aluminum,Brass,Stainless Steel,Polycarbonate,Polyester,Vinyl.

Website: www.nameplatesmanufacturers.com metal plate manufacturers
  • Country: China (Mainland)
  • Business Type: Manufacturer
  • Market:Europe
  • Founded Year:1994
  • Address:
  • Contact:Hansen kem
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