Our surface finishing departments are spread across 32,000 sq. ft and form a major part of our business, offering the largest range and highest specification of finishes available on the market.
All processes are carried out in-house so we have complete control over quality, production, planning and delivery. It ensures our products are manufactured and finished to the most exceptional standards as we do not have to rely on the delivery performance, quality or capacity of subcontract suppliers.
Our quality control systems provide accurate traceability and documentation of all parts and we take the responsibility and accountability required to meet our customer demands.
• Stove Enamelling – LUL, Rolls Royce and DEF Standard approved
• Powder Coating – LUL, Rolls Royce and DEF Standard approved
• Electro Plating Dept – 80 processes including Salt Spray & Conductivity Testing Chambers
• Silk Screening
• Bead Blasting & Thermal Zinc Metal Spraying
• Stainless Steel Polishing & Graining
• Laser Marking
• Engraving and labelling
Painting Department
Formed in 1992 our highly skilled, in-house painting department has many years’ experience in the powder coating, wet spray and stove enamelling industry. It helps us offer convenient and cost-effective end-to-end manufacturing and finishing solutions for all our customers.
Large investments in our state-of-the-art powder coating and stove enamelling plant, has given us the capability to finish components up to 3m high x 3m long x 3m wide.
Propak can offer both DEF Standard and British Standard finishes. We are approved to use industry leading suppliers such as Akzo Nobel, Cromodex, Thermoset IGP and Valspar and can provide back-to back warranties for all our powder coated finishes.
Pre-treatments
To ensure excellent results, preparation is the key. Propak have a range of in-house pre-treatments to ensure the highest levels of adhesion and a blemish free finish.
• Phosphating
• Shot and bead blasting
• Thermal Zinc Metal Spraying – 25 year warranty
• Chromate Conversion – Alochrome 1200
• SURTEC-V
• SURTEC 650
Aluminium must be subjected to rigorous pre-treatment to ensure thorough cleaning and surface preparation. At Propak our extensive in-house facilities and quality-assurance makes sure the pre-treatment process includes full-immersion acid cleaning, plus an acid etch which provides a superior matt surface for further chemical treatment and eliminates any defects.
These processes guarantee effective surface preparation for the relevant parts, to allow excellent application and adhesion of both powder coating and wet spray applications
