Macadamia Nut Opening Machine

Manual scoring for hard-shell macadamia nuts is slow and creates uneven cuts. It causes up to 18% kernel breakage during shelling and makes consistent whole-kernel production difficult.

This automatic macadamia nut opening machine delivers controlled circular shell cuts with an hourly capacity of 50–90 kg. Precision depth control keeps kernel breakage below 5%. It offers pneumatic standard and servo-programmable versions for small and medium nut processing plants and orchard cooperatives, cutting labor costs and boosting whole kernel yield.

Precise controlled scoring for lower kernel damage

• Cuts uniform grooves along nut shell circumference to reduce shell stress for easier cracking.
• Adjustable cutting depth, fits macadamia nuts with varying shell thickness and prevents kernel injury.
• Servo model saves preset cutting angle, depth and speed; one-click parameter switch for different nut varieties.
• More consistent cuts than manual scoring, raising ratio of export-grade whole kernels steadily.

Two models available to suit different production scales

Pneumatic Basic Model

• Simple and durable structure with easy maintenance.
• Powered by single-phase 220V electricity.
• Ideal for medium & small processing factories and small-scale orchards.
• It features fixed cutting parameters for basic slot-cutting production.

Servo Ring-Cutting High-End Model

• Adopts servo motor + PLC touchscreen control.
• Supports storage of multiple processing formulas, powered by three-phase 380V electricity.
• Capable of continuous mass production with visually adjustable parameters.
• It enables quick switching when fruit varieties change frequently.

Macadamia nut opening machine technical specifications

المعلمة	Pneumatic Model (XGKK-10)	Servo Circumferential Cutting Model (XGKK-21)
مزود الطاقة	220V/50Hz, Single Phase	380V/50Hz, Three Phase
Main Motor Power	2.2KW	3KW, total 1.95KW for dual servo motors
Hourly Output	50kg (100 lbs)	90kg (180 lbs)
الوزن الصافي	200 كجم	450kg
Gross Weight	250 كجم	500 كجم
البعد الشامل	1200×700×1100mm	1500×950×1150mm
حجم التعبئة	1350×850×1300mm	1650×1100×1350mm
Cutting Angle	Fixed	Adjustable, max 330°
Cutting Depth	قابل للتعديل	Programmable & adjustable
Cutting Speed	Fixed	Programmable & adjustable
نظام التحكم	Pneumatic mechanical control	Pneumatic-electric hybrid + touch screen PLC

Macadamia nut opening machine suitable scenarios

• Macadamia farming cooperatives: On-site pre-processing for orchard nuts for export sales.
• Small & medium nut factories: Replace manual cracking, boost whole kernel rate and cut labor cost.
• Nut deep-processing plants: Pair with shelling & sorting machines for full macadamia production lines.
• Nut export suppliers: Process export-grade macadamia to meet overseas quality standards.

Conditions to confirm before model selection

• Daily processing output, macadamia variety and shell thickness
• Workshop power supply: single-phase 220V or three-phase 380V
• Required cutting angle (cutting arc)
• Frequent switching between different nut sizes or not
• Matching with subsequent shelling, color sorting equipment or not

Equipment operation and daily maintenance tips

• Feeding: Feed nuts evenly; remove deformed nuts to prevent jamming
• Cutting adjustment: Set cutting depth according to shell thickness; test before mass production
• Regular inspection: Check blade wear; replace blunt blades promptly
• Cleaning & maintenance: Clear nut debris after operation; stainless steel surfaces easy to rinse
• Storage & movement: Equipped with casters for easy relocation; protect against rust for long-term storage

Supporting equipment recommendations

• The macadamia nut opening machine integrates seamlessly into complete nut processing lines.
• Match with nut grader, sheller, shell-kernel separator, and color sorter.
• Realize one-stop workflow: grading, scoring, shell breaking, separation and finished product sorting.
• Ideal for automated macadamia processing plants to boost efficiency.

Upgrade your macadamia nut processing line with our durable nut scoring machine and full set of supporting processing equipment. Whether you run a small workshop or a large commercial nut factory, we can customize matched machinery according to your output requirements. Reach out to our team now for detailed quotations and professional production layout suggestions.