Shower & Bath Salt Sachet Packaging Machine

shower and bath salt sachet packaging machine 3 side seal pouch

3-Side Seal Multi-Weight Flat Sachet Packaging Line (35g–100g)

Looking for a reliable sachet packaging solution for bath salts, shower salts, or mineral powders? In this custom project for an Australian personal care brand, HonorPack delivered a servo-driven sachet filler packaging machine to pack 35g, 50g, and 100g pink shower salt powder into moisture-proof 3-side seal pouches at a stable speed of 35 bags/min.

• Country: Australia
• Packing Material: Pink shower salt & bath salt powder
• Package Weights & Sizes: 35g (100×120 mm) | 50g (120×130 mm) | 100g (120×160 mm)
• Bag Type: 3-side sealed flat sachet with easy-tear notch
• Dosing System: Servo horizontal auger filler + anti-bridging agitator hopper
• Packing Speed: 35 bags/min (±0.5–1% dosing accuracy)

Factory Running Video

Live workshop test running 35g, 50g & 100g Australian pink shower salt 3-side seal sachets at 35 bags/min.

Machine, Pouches & Material Gallery

Packing Challenges for Bath & Shower Salt Powders

When our Australian client reached out to automate their single-serve shower salt line, they needed one compact machine capable of running three retail and sample weights (35g, 50g, and 100g) without slow changeovers, while solving three common salt-powder bottlenecks:

Bridging & Inconsistent Flow: Fine mineral salt crystals blended with essential oils easily clump or arch inside gravity hoppers, causing underweight or overweight sachets.
Salt Dust on Sealing Jaws: Airborne powder during filling can contaminate the seal zone, leading to weak seals or micro-leaks that let bathroom humidity spoil the product.
Corrosion & Wet-Hand Opening: Mineral salts corrode mild steel frames quickly, and end-users opening shower sachets need a clean, reliable tear without scissors.

How Our Sachet Packaging Solution Solves Each Challenge

01 · DOSING PRECISION

Servo Horizontal Auger + Agitator Hopper

A servo-driven screw auger works with a continuous hopper agitator blade to break powder bridges and dose 35g, 50g, and 100g batches with ±0.5–1% repeatability.

02 · SEAL INTEGRITY

Airtight 3-Side Seal + V-Tear Notch

Precision PID heat control bonds laminated barrier film cleanly across all three sides to block moisture and lock in aroma, paired with an easy-tear V-notch punch.

03 · FAST CHANGEOVER

One-Touch HMI Multi-Weight Recipes

Built on our compact vertical form fill and seal machine platform, operators switch 100×120 mm, 120×130 mm, and 120×160 mm lengths via saved 7-inch HMI recipes and swap the modular collar for width changes.

04 · HYGIENIC BUILD

Full SUS304 Stainless Steel Contact Parts

Food-grade SS304 frame, hopper, and dosing assembly resist salt corrosion long-term and wipe down rapidly when rotating between scented batches.

Key Technical Specifications

Parameter Specification
Machine Model VFH6-3S-P320 Sachet VFFS Packaging Machine
Bag Style 3-Side Seal Flat Sachet with Easy-Tear Notch
Dosing System Servo Horizontal Auger Filler + Anti-Bridging Agitator Hopper
Project Weights & Bag Sizes 35g (100×120 mm) / 50g (120×130 mm) / 100g (120×160 mm)
Standard Bag Size Range Width: 35–145 mm | Length: 30–200 mm (Max film width: 320 mm)
Filling Range & Accuracy 5–200 ml (±0.5–1%)
Packing Speed 35 bags/min (Project speed) | 20–60 bags/min (Machine range)
Power & Air Supply 220V, 50/60Hz, Single Phase, 2.5 kW | 0.6 MPa, 100 L/min
Machine Dimensions & Weight 1080 × 1066 × 1365 mm (L×W×H) | 300 kg

Compatible Powder & Personal Care Applications

Shower & Bath Salts Epsom & Sea Salts Body Scrub Powders Coffee & Matcha Powder Milk & Protein Powder Spices & Seasonings Facial Mask Powder

Beyond personal care bath salts, HonorPack’s horizontal auger powder packaging machine line adapts across food, nutraceutical, and cosmetic sachet production requiring clean dosing and moisture-barrier seals.

Need a custom bag size or film test? Share your target pouch dimensions, powder flow characteristics, and desired bags/min—our engineering team can run material tests with your salt or powder sample. Request a free quote & sample test →

FAQ

The machine runs heat-sealable laminated barrier films (such as PET/AL/PE or PET/VMPET/PE to block bathroom moisture and lock in essential oils) at 0.04–0.12 mm (30–120 microns) thickness, supporting rolls up to 400 mm max outer diameter on a 75 mm core with an Omron optical sensor tracking printed registration marks.

Yes. Based on our factory configuration options, the sachet packer integrates optional hot-stamping or thermal batch date coders, gas/nitrogen flushing to preserve volatile bath fragrances, euro/hang-hole perforation, and programmable multi-sachet strip cutting with automatic batch counting.

Transparent protective safety door interlocks halt moving jaws when opened during operation, while PLC diagnostics monitor heater temperature deviations, photoelectric film misregistration, and out-of-film or low-product conditions—preventing wasted laminate rolls or unsealed pouches.

For harsh, high-chloride sea salts, product-contact hoppers and augers can be upgraded to SUS316L stainless steel, while electrical controls standardize on Siemens (PLC, HMI, VFD), Schneider switchgear, and Omron sensors for straightforward overseas spare-parts sourcing.

Please click below to watch the production process of sachet packaging machine & more customer packaging cases.

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Francis

Packaging Machine Specialists

Hi, I’m Francis Wu, Founder and General Manager of HonorPack, I have been running a factory producing packaging machinery in China for 20 years, discussing equipment and operation with our technical staff and communicating with our experienced packaging experts..

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