ACER Surpa 818AHII Surface Grinder

The 2026 Acer Supra 818AHII a 2-axis automatic hydraulic surface grinder with a Meehanite casting base, ball-rolling table, and Turcite-B coated crossfeed ways.

Capacity & Dimensions

• Table Size (Working Surface): 8" x 18" (203 mm x 457 mm)
• Max Grinding Length: 19" / 18"
• Max Grinding Width: 8"
• Max Distance Spindle Center to Table: ~18" to 19-5/16" (tall part capacity)
• Max Table Load (including chuck): 418 lbs (190 kg)

Travel & Feeds

• Longitudinal Table Travel (Hydraulic / Manual): 21" max travel / 20" manual
• Longitudinal Table Speed: Variable hydraulic feed (approx. 16–80 ft/min)
• Crossfeed Travel (Auto / Manual): Auto variable hydraulic / manual ~9.75"
• Wheelhead Downfeed Increment: Micro-increment down to .0001"

Grinding Wheel & Spindle

• Wheel Size (Dia x Width x Hole): 8" x 1/2" to 3/4" (max 1") x 1-1/4"
• Spindle Motor: 3 HP, dynamic balanced class V3
• Spindle Speed: 3,450 RPM