Metal Pretreatment Chemicals

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1. Prevents under paint corrosion

2. Prevents spreading of rust from a damaged area to sound area adjoining it

3. Increases paint adhesion with metal substrate

4. Prevents paints from peeling or flaking off

5. Enhances durability and life of paints

Aasfocoat-drp can be easily applied by swab, brush or dip after dilution with water at room temperature. After 5-10 minutes, the surface is simply wiped dry with a cloth. The surface is now ready to accept any type of paints or primers. asfocoat-drp can be applied on any ferrous metals. Few applications are on steel furniture such as chairs, tables, cupboards, cabinets, safes, lighting patties, luminaries, printers, copiers, duplicators, computer systems, typewriters boilers, heat exchangers, coolers, air conditioners, slotted angles and various other equipment machineries and fabrications, that are to be painted/or powder coated.

Asfocoat-drp is available in 3 standard packings of 6, 12 & 40 kgs. Asfocoat-drp is manufactured by ashok industry since 1960 and is an ISO 9001 certified company.

Additional Information:

• Item Code: ASFOCOAT-DRP

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• While preparing any bath, always add chemical to water
• While preparing phosphating bath, first add the required amount of chemical to water and then add ACCELERATOR as stated below
• ACCELERATOR should always be dissolved separately in a small quantity of water and this solution is then sprinkled uniformly in the Phosphating bath
• False bottom should be provided in each tank to avoid parts from touching the bottom and to maintain bath free from sludge interference
• Phosphating bath should be decanted periodically to remove sludge settled at the bottom of the tank
• Manual swabbing with the degreasing solution is advisable for heavy oily contamination
• The quality and uniformity of the phosphate coating is directly dependent on the pre-treatment prior to phosphating. It is essential that the parts are absolutely free of oil, rust, dust,scales and other contaminants before immersing in the phosphating bath
• pH of passivating bath should be maintained between 3 & 5. Passivating bath should be discarded periodically and made fresh
• Additions to all chemical tanks should be made daily and regularly to obtain consistently uniform results.All rinse water baths should be made fresh at least twice a week
• Activation with ASHPREP at 0.5% produces a compact dense zinc phosphate coating

Additional Information:

• Item Code: ASFOCOAT-K
• Pay Mode Terms: T/T (Bank Transfer)
• Port of Dispatch: mumbai
• Delivery Time: 4-5 days
• Packaging Details: as per specification

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• Tanks for Stage 1, 5 & 7 - M.S. Tank with S.S. heaters Stage 3 & 4 - Plastic Tanks or PVC/FRP lines M.S. Tank Stage 2 & 6 - M.S. or Plastic Tank
• Heating in tanks 1, 5 & 7 should only be done from the sides of the tank and not from the bottom
• Heavily contaminated sheets and parts must be dipped/swabbed with kerosene or degreasing bath solution before dipping in the degreasing bath
• In most continuous processes it is necessary to have a hot spray knock-off with ASFOCLEAN-SP prior to degreasing or have two dip degreasing stages using STRIPPER-HD

• PVC/Rubber gloves, aprons and eyeshields should be worn while handling chemicals
• Splashes or splatters on eyes or skin should be washed off with plenty of fresh water

Additional Information:

• Item Code: ASFOCOAT-ZX
• Pay Mode Terms: T/T (Bank Transfer)
• Port of Dispatch: Mumbai
• Delivery Time: 4-5 days
• Packaging Details: As per Specification

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Additional Information:

• Item Code: ASFOCOAT-ECS

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Yellow Chromate Coating For Aluminium

Ashok Industry an ISO 9001 Certified Company manufactures various Metal pre-treatment Chemicals since 1960 and offers a simple 4-stage chemical process for pre-treating Aluminium Surfaces prior to powder coating or liquid painting.

1. Stage 1 involves cleaning with 2% - 5% solution of SCALGUN-A with water at room temperature for 3 – 5 minutes
2. Stage 2 – Water Rinsing
3. Stage 3 involves Chromatising with 1 - 3% solution of ASHCROM-G70 with water at room temperature for 3 – 5 minutes
4. Stage 4 – Water Rinsing and Air Drying

Following the above simple process gives excellent paint bonding/adhesion of powder coats to the base surface. It also gives excellent corrosion protection.

Additional Information:

• Item Code: ASHCROM-G-70