Huayan herb decoction machines installed and running in a TCM herb decoction centre

Pulverizers and Slicers

Water Cooled High Efficiency Herb Pulverizer DF-40S

Name: Water Cooled High Efficiency Herb Pulverizer DF-40S
Brand: Huayan Medical
SKU: DF-40S

The DF-40S is a desk-top water-cooled TCM herb pulverizer designed for continuous feeding and high-speed grinding of raw medical herbs.

Product Overview

What the DF-40S Is Built To Do

The DF-40S is a desk-top water-cooled TCM herb pulverizer designed for continuous feeding and high-speed grinding of raw medical herbs. Driven by a 2200 W motor running at 5000 r/min, the unit reduces raw ingredients into fine powder within a 60 to 180 mesh range, with milling available up to 300 mesh. Built with a stainless steel vessel and alloy steel crushing components, it provides balanced operation with low vibration noise for TCM hospital pharmacies, clinics and health centres preparing herbal medicines.

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At A Glance

Model: DFY-500C / DF-40S
Brand: Huayan Medical
Equipment type: Desk-top water cooling high-efficiency pulverizer
Rated voltage: 220 V
Total power: 2200 W
Motor speed: 5000 r/min

Huayan DF-40S desk-top water-cooled high-efficiency pulverizer with stainless steel vessel and continuous feed hopper

Key Benefits

Why Buyers Specify the DF-40S

Continuous feeding design allows operators to add raw herb material steadily without opening the chamber between small batches
High-speed 5000 r/min motor delivers 2200 W of crushing power to process tough medicinal herbs into fine powder
Water-cooling system prevents excessive chamber heat from degrading active herbal compounds during extended grinding sessions
Grinding fineness spans 60 to 180 mesh with available configurations reaching 50 to 300 mesh for prescription needs
Compact 36 kg benchtop format with 600 by 350 mm footprint moves easily between dispensary preparation counters
High-performance alloy steel crushing parts and stainless steel vessel maintain clean operation with minimal vibration noise

Problems It Solves

Manual grinding of fibrous raw herbs requires excessive physical labour and delivers inconsistent particle sizes across dispensary staff
Chamber heat buildup in conventional dry mills risks damaging volatile oils and active compounds in medicinal herbs
Batch-limited grinders require frequent stopping and opening, which slows down daily prescription fulfillment in busy clinics
Heavy industrial pulverizers require dedicated floor space that standard clinic dispensaries and compounding benches cannot spare
Excessive vibration and motor noise disturb clinic patients and staff working in adjacent treatment rooms and consulting areas
Uneven pulverization leads to poor dissolution and variable extraction rates during subsequent herbal decoction and liquid compounding

Where It Is Used

Where the DF-40S Is Used

Application Scenarios

TCM hospital dispensaries grinding raw roots, barks and dried herbs into prescribed fine powder for patient formulas
Acupuncture and TCM clinics preparing customized powdered herbal compounds for direct oral administration or compounding
Outpatient health centres grinding bulk botanical raw materials into uniform mesh sizes for tea and drink preparation
Hospital herbal preparation rooms needing a benchtop pulverizer that operates with low noise in enclosed dispensary areas
TCM clinic pharmacies pulverizing raw ingredients prior to extraction, boiling or decoction into liquid medicine
Specialty herbal dispensaries producing consistent 60 to 180 mesh powders without thermal degradation of sensitive active ingredients

Who It Is For

TCM hospital pharmacy supervisors looking to replace slow manual powdering with a continuous-feed benchtop electric mill
Private TCM clinic owners preparing their own powdered herbal formulations directly on site for immediate patient dispensing
Acupuncture clinic practitioners who need clean herbal powder grinding without excessive dust, vibration or motor noise
Herbal health centre operators requiring adjustable milling fineness between 60 and 180 mesh for botanical drinks
Medical equipment distributors supplying registered TCM clinics and hospital pharmacies across export territories with reliable mills

Technical Features

Inside the DF-40S

Desk-top configuration measuring 600 mm long by 350 mm wide by 800 mm high with 36 kg net weight
Direct-drive 2200 W electric motor operating at a rotational speed of 5000 r/min for crushing force
Continuous feeding intake allows uninterrupted material input during active grinding runs
Water-cooling chamber structure dissipates friction heat generated during high-speed pulverization of dried herbal materials
Crushing mechanism manufactured from high-performance alloy steel for continuous wear resistance
Contact vessel fabricated from stainless steel to maintain cleanliness during herbal material processing
Milling fineness adjustable from 60 to 180 mesh with available capability spanning 50 to 300 mesh
Operates on standard 220 V electrical supply with minimal vibration and operating noise

Materials and Build

Stainless steel vessel provides a smooth and sanitary internal contact surface that wipes clean between batches
High-performance alloy steel crushing components resist mechanical wear when processing tough roots, stems and hard seeds

Specifications

Water Cooled High Efficiency Herb Pulverizer DF-40S Technical Data

Figures below are taken from the manufacturer data sheet for this model. Tell us your local voltage and dosing practice and we will confirm the build before the order.

Model	DFY-500C / DF-40S
Brand	Huayan Medical
Equipment type	Desk-top water cooling high-efficiency pulverizer
Rated voltage	220 V
Total power	2200 W
Motor speed	5000 r/min
Grinding fineness	60 to 180 mesh (50 to 300 mesh available)
Capacity	1 to 50 ng/h
Vessel material	Stainless steel
Crushing components	High-performance alloy steel
Dimensions (L x W x H)	600 mm x 350 mm x 800 mm
Weight	36 kg

How It Is Made and Checked

How the DF-40S Is Built and Checked

How This Model Is Built and Tested

Connect the 220 V power supply and circulating cooling water lines to the machine connections
Inspect the stainless steel vessel and verify that crushing elements are securely installed before starting
Turn on the unit to bring the motor up to its rated 5000 r/min running speed
Feed dried raw TCM herb materials continuously into the intake at a steady and measured rate
Discharge and collect pulverized botanical powder within the specified 60 to 180 mesh fineness range
Shut down the motor, disconnect cooling lines and wipe out the stainless steel chamber thoroughly

Quality Control

Every pulverizer unit undergoes electrical safety and motor run-in testing before packing at the factory
Motor balance and rotational speed are verified at 5000 r/min to confirm low-vibration bench operation
Manufactured under certified ISO 9001 and ISO 13485 medical device quality management systems
CE marked to meet safety directives for overseas clinic and hospital pharmacy equipment distribution

Certification Held By The Plant

ISO 9001ISO 13485CE markingTested as a complete cycle before packing

Customization

Building the DF-40S To Your Practice

Milling screen configurations available to deliver powder fineness ranging from 50 to 300 mesh
Support for destination voltage specifications tailored to overseas hospital and clinic electrical standards
Documentation and user manuals supplied in English for overseas dispensary staff and service technicians

Use Guide

Position the pulverizer on a sturdy, level dispensary workbench capable of supporting its 36 kg weight
Ensure water cooling lines are connected and flowing properly before engaging the 2200 W drive motor
Verify that incoming herb stock is thoroughly dry and free from stones, metals or oversized debris
Feed material at a continuous, steady pace to avoid overloading the 5000 r/min crushing chamber
Empty collection containers regularly to prevent powder buildup from impeding continuous discharge airflow
Clean the stainless steel vessel after each prescription formula to eliminate cross contamination between herbs
Inspect alloy steel crushing parts periodically for mechanical wear and replace worn components as necessary

Comparison

How the DF-40S Compares

An honest read on where this model wins and where another one suits you better.

vs Non-cooled benchtop dry mills

Dry mills lack water cooling and heat up rapidly during prolonged runs, which risks degrading volatile medicinal compounds, whereas water cooling mitigates thermal buildup

vs Industrial floor-standing pulverizers

Floor-standing mills handle larger bulk tonnage but demand high electrical capacity and floor footprint, while the 36 kg DF-40S sits directly on pharmacy countertops

vs Manual raw herb slicing machines

Slicing machines cut herbs into uniform slices for decoction but cannot reduce botanical ingredients into fine 60 to 180 mesh powder

Who Buys This

Industries Using the DF-40S

Retail Pharmacies and Herbal Dispensaries

Retail dispensaries running a same-day decoction service over the counter, plus raw herb preparation on site.

TCM Hospital Pharmacies

Pharmacy managers decocting to a timetable, who need pot count and sealing rate to clear the dispensing window.

Distributors and Importers of TCM Equipment

Importers and agents who need a full range, English documentation and parts support so they can service what they sell.

Questions Buyers Ask

DF-40S Questions and Answers

What is the standard lead time for this pulverizer?

Lead time is generally about 6 days after payment is received via T/T, depending on the ordered quantity and configuration.

What electrical voltage and power does the machine require?

The pulverizer is rated for a 220 V power supply and draws 2200 W total power with a motor speed of 5000 r/min.

What powder fineness can this machine achieve?

Standard grinding fineness ranges from 60 to 180 mesh, with an extended milling range of 50 to 300 mesh available upon request.

What is the warranty coverage on the pulverizer?

Huayan provides a one-year free warranty from the date of qualified commissioning, with faulty parts replaced free of charge during the period.

Are replacement wear parts included with the shipment?

Yes. Standard wear parts are packed directly with the machine shipment, and extra parts are supplied at cost price thereafter.

How is technical support and training handled for overseas buyers?

We provide free video guidance for setup and fault diagnosis, on-site training for multi-unit orders, and factory visits for registered business partners.

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Guides That Help You Decide

Process Guide

Ready to price the DF-40S

Send us your local voltage, your session volume and the space you have. A price and a full specification sheet for the DF-40S come back within twelve hours.

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