WRS Model

WRS Model Manufacturer and Supplier

Wellmax Automation WRS Pneumatic Cylinder is a high-quality, industrial-grade cylinder designed for precise and reliable automation across multiple applications. Available in bore sizes from 80mm to 400mm and stroke lengths up to 2500mm, it accommodates diverse operational requirements with flexibility. Operating on filtered air at 0.5 to 10 Bar working pressure and a temperature range of -20°C to 80°C (Viton: 0°C to 180°C), the cylinder ensures consistent performance in demanding environments.

Constructed with S.G. iron top and bottom covers, aluminum or stainless steel barrel, EN8 hard-chrome or SS304 piston rod, and solid S.G. iron piston, it offers durability and long service life. Hi-Nitrile or Viton seals provide superior leak resistance, while pneumatic cushioning ensures smooth operation. Designed for operating speeds from 50 to 800 mm/s and available with 1/4″, 3/8″, 1/2″, and 3/4″ BSP ports, the WRS Pneumatic Cylinder is ideal for oil & gas, chemical, water treatment, and manufacturing industries, delivering reliable, maintenance-friendly automation solutions.

Parameter	Specification
Bore Size (mm)	80, 100, 125, 150, 200, 250, 300, 350, 400
Stroke Size (mm)	75, 85, 125, 145, 160, 210, 260, 325, 360, 410, 450, 500 (up to 2500mm)
Media	Filtered Air
Temperature Range	-20°C to 80°C (with Viton: 0°C to 180°C)
Top & Bottom	S.G. Iron
Barrel	Aluminum / Stainless Steel
Seal	Hi-Nitrile / Viton
Piston Rod	EN8 with Hard Chrome / Stainless Steel 304
Piston	Solid with S.G. Iron
Working Pressure	0.5 ~ 10 Bar
Cushioning	Pneumatic Cushioning
Operating Speed	50 ~ 800 mm/s
Port Size	1/4″ BSP, 3/8″ BSP, 1/2″ BSP, 3/4″ BSP