The Ralli Wolf GQ4BR / GQ4BR11 Straight Grinder is a heavy-duty straight grinding machine designed for grinding, polishing, buffing and derusting on metals, as well as fettling work in steel foundries. The machine is available in two power variants, offering 775W and 1100W full-load input with no-load speeds of 5,000 RPM and 5,600 RPM respectively.

The grinder accommodates a 100mm diameter wheel with 20mm thickness and 12.7mm bore, making it suitable for demanding metalworking and finishing applications. Its aluminium die-cast body provides a robust construction for workshop and industrial use.

Key Features

• Heavy-duty straight grinder design for industrial grinding work.
• Suitable for grinding, polishing, buffing and derusting on metals.
• Designed for fettling in steel foundries.
• 100mm grinding wheel capacity.
• Aluminium die-cast body for durable construction.
• Available in 775W and 1100W power variants.
• High-speed operation up to 5,600 RPM.
• Approximate machine weight: 5.6 kg.
• Suitable for heavy-duty metalworking and foundry applications.

Technical Specifications

Applications

• Metal grinding
• Metal polishing
• Buffing
• Metal derusting
• Steel foundry fettling
• Surface finishing
• Heavy-duty workshop grinding
• Industrial metalworking
• Foundry maintenance and finishing