Since 2002, RocCote High Quality Xylan® bolts and nuts are developed by Roc-Master to serve the field ofOil and Gas. Coated with Whitford Xylan® series as top coating will provide excellent anti-corrosion, wearresistance and self lubrication, such bolts and nuts are more effective and economical alternative to theproducts made from solid material of stainless steel, Inconel®, Incoloy®, Titanium, etc.

RocCote® Products Advantage
  • Less Friction
  • Dry Lubrication / Anti-galling
  • Abrasion / Wear Resistance
  • Corrosion Resistance
  • Chemical Resistance
  • Temperature Resistance
  • Nonstick / Release
  • Anti-Corrosion
  • Environmental Protection Coatings
Advanced Equipments
  • State of Art Spray Gun
  • ZAHN 3 and ZAHN 2 viscosity cup
  • Humidity and Temperature Gauge
  • Environmental Protection Spraying Equipments
  • Curing Box Oven
  • Continuous Energy-Saving Oven

The main of products: 
  • Xylan coating stud bolts & nuts; 
  • Customer incoming products treated with preservatives; 
  • Custom surface treatment. 

Inspections & Testings:

  • Visual Inspection
  • Acid and Alkali Test

5% Vitriol
5% Acetic Acid
5% Sodium Bicarbonate

  • 100% Bolts and Nuts Matching Tests
  • Cure Test
  • Adhension Test
  • Film Thickness Test
  • Coating Hardness Test
  • Electric Spark Insulation Test
  • Continuous 5% Salt Fog Test
Roc-Master is a Whitford world wide QAC (Quality approved Coater) of Whitford, adopting Zinc Phosphate, Zinc Plating, Sheradizing, Zinc Nickel Plating, Xylar® 2 for base coat; adopting coating material Polyfluoride compounds of Whitford 1000 series, 1400 series for top coat. Zinc plating + Xylan® 1424 passed over 2,500 hours salt spray test, and Xylar® 2 + Xylan® 1424 pass over 4,000 hours.