GRADING

Acquiring the optimal product size from a naturally occurring raw material is a challenge for any processor. Limas graders help many companies to achieve this, offering several different options.

Roller Grader

This is a two dimensional grader that separates peeled potatoes based on their diameter.

Benefits

• Grading sizes adjustable during operation
• Oval potato effect minimised
• Gentle to the product
• Quiet operation
• Hassle-free

Features

• Unique triangular grading for accuracy
• Patented rollers with continuously increasing size
• Easy and safe to adjust
• Variety of infeed possibilities
• Reliable design & sturdy construction

Drum Grader

This also separates peeled potatoes by diameter and is preferred where the size grades are not changed often.

Benefits

• Grading sizes adjustable
• Good for long potatoes
• Gentle to the product
• Multiple grades
• Hassle-free

Features

• Accurate pre-set grading net
• Open construction for easy cleaning
• Reliable design
• Sturdy construction

Single Dimension Grading

If the complexity of two dimensional grading is not necessary, and only two sizes are required, then this is a simpler alternative.

Benefits

• Straightforward single size split
• Grades on diameter
• Size pre-set, no adjustment
• Small footprint
• Hassle-free operation

Features

• Belt drive for maintenance free running
• Unique long life bottom bearing design
• Easy to clean and maintain
• Reliable design & sturdy construction 

Length Grading

For some processes the length of a potato is important. This grader separates by length after the potatoes have been diameter graded.

Benefits

• Grades on length not diameter
• Multiple grades possible
• Size adjustable
• Gentle to product
• Hassle-free operation

Features

• Self-centring alignment
• Auto-singulation of potatoes
• Easy to clean and maintain
• Reliable design
• Sturdy construction