Double Mint Gum Machine

Description

A Double Mint Gum Machine, also commonly known as a Double Z Blade Kneader or Double Mint Gum Machine, is a robust industrial mixing solution engineered for intensive kneading, blending, and processing of high-viscosity materials.

This powerful sigma blade mixer features two counter-rotating, interlocking sigma-shaped (Z-shaped) blades that operate at different speeds inside a specially designed trough-like mixing bowl. The unique blade configuration generates strong shear forces, excellent folding action, and superior material circulation, ensuring thorough and uniform mixing even with the most challenging substances.

Typical Construction

Heavy-duty fabricated trough, usually jacketed for heating/cooling (steam, hot oil, or water).
Materials of construction: Carbon steel, SS 304, SS 316/316L, special alloys, or with anti-stick coatings (PTFE, hard chrome, etc.).
Hydraulic tilt or bottom discharge valve for easy unloading.
Optional vacuum or pressure capability, extrusion screw discharge, and explosion-proof design.

Salient Features of Double Mint Gum Machine

Fabricated using Stainless Steel 304, Stainless Steel 316, or Carbon/Mild Steel based on operational needs.
Available in custom-specified matte or mirror polish grades.
Coated with a primer layer of red oxide followed by a dual-layer epoxy paint finish.
Choose between manual handwheel operation or automated hydraulic systems.
Integrated heating and cooling jacket options available.

Jacketing wrapped in mineral wool insulation and protected with outer cladding.
Equipped with precision-engineered tangential 'Z'-blades to ensure homogeneous blending.
Utilizes food-grade PTFE gland packing/sealing.
Minimal designed gap between the inner trough walls and the rotating blades to prevent material accumulation.
Spray distribution and vacuum systems provided upon request.

Working Principle of Double Mint Gum Machine

Blending Dynamics and Thermal Transitions

Agitation Principle: Driven by counter-rotating, synchronized ‘Z’-profile (Sigma) agitators moving at differential velocities to push material continuously across the vessel length.

Internal Forces: Combines bulk displacement, stretching, folding, splitting, and re-blending actions, while high shear and tear stresses against the chamber boundaries reduce solid particle dimensions.

Thermal Cycle Shift: Once the sterilization duration ends, the heating subsystem de-energizes, the pneumatic exhaust valve opens, and the cooling sequence begins.

Product Offloading: Unloading processed batches via vessel tilting, bottom-discharge valves, or a side-mounted discharge screw extruder.

Tangential Blade Architecture

Arrangement: The dual agitators revolve within parallel troughs, meeting tangentially without crossing paths.

Velocity Ratio: The leading blade typically spins faster than the trailing blade at a standard 3:2 proportion.

Target Applications: Optimized for heavy, viscous media like sealants, elastomer blends, flushed pigments, colorants, and dyes.

Overlapping Blade Architecture

Arrangement: The agitator sweeps intersect and overlap directly above the central divider ridge of the mixing trough.

Velocity Ratio: Requires fixed angular synchronization, forcing both agitators to operate at identical rotational speeds.

Behavior & Performance: Facilitates rapid cross-transfer of material between compartments, rendering lower shear and kneading intensity than tangential variants.

Target Applications: Ideal for fluid, mobile, or creeping formulations such as carbon dispersions, ceramic clay slips, cosmetic lotions, and pharmaceutical salves.

Technical Specification of Double Mint Gum Machine

Model	Capacity – Liters		Motor (H.P.)
Model	Working Capacity approx.	Gross Capacity approx.	General	Heavy Duty
ASM – 50	50 Liters	80 Liters	5 H.P.	7.5 H.P.
ASM – 75	75 Liters	110 Liters	7.5 H.P.	10 H.P.
ASM – 100	100 Liters	150 Liters	10 H.P.	15 H.P.
ASM – 150	150 Liters	200 Liters	15 H.P.	20 H.P.
ASM – 200	200 Liters	300 Liters	20 H.P.	25 H.P.
ASM – 400	400 Liters	550 Liters	30 H.P.	40 H.P.
ASM – 500	500 Liters	750 Liters	40 H.P.	50 H.P.
ASM – 750	750 Liters	1150 Liters	50 H.P.	60 H.P.
ASM – 1000	1000 Liters	1500 Liters	60 H.P.	70 H.P.
ASM – 1500	1500 Liters	2100 Liters	75 H.P.	80 H.P.
ASM – 2000	2000 Liters	2600 Liters	80 H.P.	90 H.P.
ASM – 3000	3000 Liters	3800 Liters	100 H.P.	120 H.P.

* Power voltage can be adjusted as per customer’s domestic power voltage requirements.
* Rights of technical improvements & modification reserved.
* Illustrations & dimensions are shown for information purpose only.

Types of Sigma Mixer

Sigma Mixer Machine

Sigma Mixer Extruder

Lab Sigma Mixer

Food Grade Sigma Mixer

Heavy Duty Sigma Mixer Machine

Z Type Sigma Mixer

Applications of Sigma Mixer

Pharmaceutical Industry
Nutraceutical Industry
Herbal Industry
Ayurvedic Industry
Biotech Industry
Cosmetic Industry
Chemical Industry

Advantages of Double Mint Gum Machine

Handles extremely high viscosities where other mixers fail

Excellent mixing homogeneity in short time

Self-wiping action keeps material from sticking to walls

Robust and long service life even under severe conditions

Key Features of Double Mint Gum Machine

Two counter-rotating sigma blades mounted in a double-trough (W-shaped) mixing bowl.

The blades rotate at differential speeds, with the front blade usually faster than the rear one.

Intensive kneading, shearing, stretching, and folding action ensures excellent dispersion and homogenization even in extremely viscous materials (up to 10 million centipoise).

Tangential or overlapping blade design options:
- Tangential → blades rotate side-by-side (higher speed, more suitable for lower-to-medium viscosity).
- Overlapping → blades intermesh (superior for very high-viscosity and fibrous materials).

FAQ for Double Mint Gum Machine

What is a Double Mint Gum Machine and what is it used for?

It is a robust industrial sigma blade mixer (also called a Double Z Blade Kneader) designed for intensive kneading, blending, and processing of high-viscosity materials. It is commonly applied in pharmaceutical, nutraceutical, herbal, Ayurvedic, biotech, cosmetic, and chemical industries.

How does the Double Mint Gum Machine work?

Two counter-rotating, interlocking sigma-shaped (Z-shaped) blades operate at different speeds inside a trough-like mixing bowl. This creates strong shear forces, folding action, and material circulation that thoroughly mixes even challenging high-viscosity substances through bulk movement, stretching, dividing, and recombining.

What materials of construction and finishes are available?

The machine is available in Stainless Steel 316, Stainless Steel 304, or Mild Steel. Stainless steel versions can be finished in matt or mirror polish as required, while Mild Steel receives one coat of red oxide and two coats of epoxy paint.

What capacity range does the Double Mint Gum Machine offer?

Models range from ASM-50 (approx. 50 L working / 80 L gross capacity) up to ASM-3000 (approx. 3000 L working / 3800 L gross capacity), with motor options for general or heavy-duty use. Power voltage can be customized to local requirements.

What discharge options are provided?

Discharge can be manual via a hand-wheel operated system or automatic via hydraulic operation. Additional options include bottom valves or an extrusion screw for controlled product removal.

Can temperature be controlled during the mixing process?

Yes. A jacket for heating or cooling applications can be fitted, along with mineral wool insulation and cladding. Optional systems further support temperature management for the batch.

What is the difference between tangential and overlapping blade designs?

Tangential blades rotate side-by-side (typically at a 3:2 speed ratio) and are preferred for higher-viscosity materials such as adhesives, rubber compounds, dyes, and pigments. Overlapping blades rotate at the same speed, suit lighter viscosities (e.g., creams, ointments, carbon pastes), and provide faster material interchange with less intensive kneading.

What key design features help prevent material sticking and ensure food-grade compatibility?

A minimum gap between the trough inner shell and blades reduces sticking. PTFE shaft sealing is provided for food-grade compatibility, and the self-wiping action of the blades further keeps material from adhering to the walls.

What optional features can be added to the machine?

Optional features include a spray system, vacuum system, jacket for heating/cooling with insulation, hydraulic discharge, extrusion screw, and other customizations to suit specific process needs.

What are the main advantages of using a Double Mint Gum Machine?

It handles extremely high viscosities where other mixers fail, delivers excellent mixing homogeneity in a short time, features a self-wiping action that minimizes sticking, and offers robust construction for long service life even under severe operating conditions.

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Double Mint Gum Machine

Description

Typical Construction

Salient Features of Double Mint Gum Machine

Working Principle of Double Mint Gum Machine

Technical Specification of Double Mint Gum Machine

Types of Sigma Mixer

Applications of Sigma Mixer

Advantages of Double Mint Gum Machine

Handles extremely high viscosities where other mixers fail

Excellent mixing homogeneity in short time

Self-wiping action keeps material from sticking to walls

Robust and long service life even under severe conditions

Key Features of Double Mint Gum Machine

FAQ for Double Mint Gum Machine

Countries We Export to

Partner with Industry Experts

Countries We Export to

Partner with Industry Experts

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