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Axalta ViterWash T Etch Solution is a single pack phosphoric acid etch solution, designed for the surface treatment of fresh galvanising prior to painting.
- To etch bright, unweathered galvanised surfaces, as an adhesion promoter for subsequently applied paint coatings
- Turns the surface a grey-black colour on reaction to show effective etching has occurred
- Overcoatable after a minimum of 2 hours (@ 23ºC)
- Good coverage of up to 20m2/litre
Description
Axalta ViterWash T Etch Solution is a single pack phosphoric acid etch solution, designed for the surface treatment of fresh galvanising prior to painting.
Used to etch bright, unweathered galvanised surfaces, as an adhesion promoter for subsequently applied paint coatings, the product changes the surface colour from blue to grey/black if etching has been successful.
Approvals/Certification - Please consult Axalta Coating Systems or Rawlins Paints Technical on 0113 2455450 (option 2) or send a message to [email protected].
Quick Links - Click To Jump To Section:
- Features & Benefits
- Product Specification
- Film Thickness Range And Coverage
- Drying Times
- Surface Preparation
- Mixing
- Thinner
- Application Conditions
- Application Methods
- Product Notes
- Health & Safety
Features & Benefits
- Designed for the surface treatment of fresh galvanising prior to painting
- Adhesion promoter for subsequently applied paint coatings
- Changes the surface colour from blue to grey/black if etching has been successful
- Overcoatable after a minimum of 2 hours (@ 23ºC)
- Good coverage of up to 20m2/litre
Product Specification
| Technical Data | |
|---|---|
| Axalta ViterWash T Etch Solution | |
| Volume Solids | n/a |
| VOC Content | 327 + 20 g/litre (including water); 770 + 20 g/litre (without water) |
| SG | 0.99 kg/lt |
| Storage Conditions | Store in dry, cool conditions and protect from frost |
| Shelf Life | Minimum 12 months if stored as above in unopened containers |
| Flash Point | 23-60ºC |
Film Thickness Range And Coverage
| Product Data | |||
|---|---|---|---|
| Dry Film Thickness | Wet Film Thickness | Theoretical Coverage | |
| Typical | n/a | n/a | 20m2/litre |
| Practical coverage depends on the application method, painting conditions and the shape and roughness of the surface to be coated | |||
Drying Times
| Product Data | ||||
|---|---|---|---|---|
| 10℃ | 23℃ | 35℃ | ||
| Dust Free | Reacts within minutes | |||
| Hard Dry | Not applicable | |||
| Overcoating | Minimum | 3 hr | 2 hr | 1.5 hr |
| Maximum | 12 hr | 12 hr | 6 hr | |
| Drying and recoating times are related to the film thickness, temperature, the relative humidity of the air and ventilation | ||||
Surface Preparation
- All surfaces to be treated should be solvent washed to remove galvanising flux, grease or other contamination
- Abrade any very smooth or shiny areas to provide a key and dust off
Mixing
- Ensure solution is homogenous before use
Thinner
- Thinner - n/a
- Cleaner - Clean Water
Application Conditions
- Only apply in conditions of good ventilation which must be maintained during drying and curing
- Do not apply when rain, mist, sleet or snow are imminent
- During application and drying time of the etch solution, the surface should be dry, the Relative Humidity should not exceed 88% and the steel temperature should remain at least 2ºC above the dew point
- Do not apply to any surface except zinc or galvanising
Application Methods
| Application Methods | |
|---|---|
| Airless Spray* | Yes |
| Conventional Spray* | Yes |
| Brush | Yes |
| Roller | No |
- Airless Spray: Output fluid pressure at tip 1500 psi, Tip Size: 9-11 thou (0.23- 0.28mm)
- *Spraying is not recommended as this method can result in excessive application, which can result in a powdery surface causing disbondment of subsequently applied paint coatings
- If spraying, it is advisable that equipment should be cleaned/flushed during the course of application, to prevent attack of the equipment by this acidic product
- Brush or sponge application is recommended
- An even black film should result if the reaction has occurred correctly
- If the surface is uneven in colour, lightly abrade, thoroughly degrease by solvent washing and re-apply
- Remove any excess product by solvent washing before applying a paint system
Product Notes
- Caution: contains phosphoric acid
- Subsequent paint coatings used should be non-saponifiable. MIO containing coatings are recommended
- Do not use for items that will be immersed
Health & Safety
- Containers are provided with safety labels which should be observed
- Further information about hazardous influences and protection are detailed in individual Product Safety Data Sheets
For specific advice regarding any aspect of this product, please consult our Technical Department on 0113 2455450 (option 2) or send a message to [email protected]
Product Details
4982-802830
Data sheet
- Manufacturer
- Axalta
- For Use On
- Zinc, Galvanising
- Application Method
- Brush, Sponge
- Colour
- Standard /Ready Mixed
- Single, Two or Three Pack
- Single
- Pack Size
- 5L
- Coverage
- 20m² /litre
- Shelf Life (from date of manufacture)
- 12 Months
- UN Number
- UN1263
- Dry to Recoat (at 23°C)
- 2 Hours
- Specific Gravity
- 0.99 kg/lt
- Suitable For Use On
- Galvanising
- Application Method
- Brush
- Application Method
- Sponge
- Product Usage Type
- Acid Etch
- Fastest Delivery
- Next Working Day
Questions
Question about the product
John Walsh
on
2021-09-28 21:47:30
| Question:
Do i dilute product or apply neat . What is the best practice of applying. Thanks |
Answer from Rawlins’ Technical Team:
This product should be applied neat, make sure the solution is homogenous prior to application. Brush or sponge application is recommended and any excess product should be removed by washing with solvent prior to applying any paint system. Preparation and application details are in the Technical Data Sheet, this can be found in the Data sheets tab on the product page. | |
IMPORTANT SHIPPING & DELIVERY INFORMATION
Axalta ViterWash T Etch Solution is only available with the shipping and delivery timescales listed below - please do not contact our Customer Support Team with enquiries about alternative or earlier shipping and delivery times.
Saturdays and Sundays, as well as Bank Holidays, are not classed as working days.
Orders placed after the cut-off for this product will not be processed for earliest dispatch until 9am the next working day.
All delivery costs below are excluding VAT
*All estimates are based on theoretical consumption rates for a single coat and do not take into account any substrate deviations or wastage
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