Product Introduction
This product is a standard device designed and manufactured in accordance with GB/T 24327-2009 "Pulps—Laboratory Wet Disintegration—Disintegration of Chemical Pulps," ISO 5263 "Pulps—Laboratory Wet Disintegration," and QB/T 1462-1992 "Pulps—Laboratory Wet Disintegration." It is the dedicated standard equipment for pulp disintegration in paper mills, research institutions, and quality inspection centers. Through mechanical treatment in water, the device separates originally intertwined fibers while preserving their original morphology and properties to the greatest possible extent, ensuring reliable experimental data to guide research and production and enable effective, economical fiber utilization. The apparatus features a transparent acrylic container, flexible drive coupling, cast base structure, digital preset revolution counter with auto-stop, low-voltage high-performance motor, and safety switch, delivering stable and reliable performance.
Key Features
Multi-standard Compliance: Strictly designed and manufactured per GB/T 24327-2009, ISO 5263, and QB/T 1462-1992, ensuring standardized disintegration and comparable results.
Preserves Fiber Integrity: The precisely designed impeller blades and speed effectively separate fibers while maximizing retention of original fiber morphology, length, and properties.
Digital Automatic Control: Equipped with a digital preset revolution counter; the machine automatically stops at the set revolution count for convenient operation and good repeatability.
Transparent Container Design: The storage container is made of transparent acrylic, allowing visual observation of the disintegration process, with a capacity ≥3 L meeting standard requirements.
Flexible Coupling Smooth Drive: Employs a flexible coupling drive with a cast base structure for smooth, quiet operation.
Comprehensive Safety Design: Features a safety stop switch and anti-misoperation safety switch, with all electrical components top-mounted to avoid water contact, ensuring safe and reliable use.
Moisture and Rust Resistant: The overall design is suitable for humid environments; resistant to rust for long service life.
Technical Specifications
Parameter | Specification |
Container dimensions | φ152 mm × 191 mm |
Impeller blades | φ90 mm (3-blade) |
Internal spiral line | 6.5 mm × 6.5 mm (4 divisions) |
Container capacity | ≥3 L |
Blade rotational frequency | 48.3±1.665 r/s |
Speed | >2950 RPM |
Control function | Preset counter display, auto-stop |
Power supply | 220 V; 50 Hz; 400 W |
Instrument dimensions | 240 mm × 530 mm × 420 mm |
Package dimensions | 330 cm × 580 cm × 530 cm |
Weight | Approx. 43 kg |
Operating environment | Temperature 10-40°C; RH ≤75% |
FAQ
1. Poor disintegration, uneven fiber dispersion
Stock consistency too high or excessive sample loading. Lower consistency; reduce sample quantity.
2. Unstable stirring speed, weak
Loose or slipping belt, insufficient motor voltage. Tension belt; check power supply.
3. Machine shaking, loud noise
Not level or impeller shaft eccentric. Level equipment; check impeller perpendicularity.
4. Water leaking from container
Main shaft seal aged. Replace waterproof seal.
5. Inaccurate timing, auto-stop failure
Timer panel malfunction or parameter error. Power cycle and reset timer.
6. Impeller jamming, stock sticking
Fibers wound around blades or foreign objects inside. Stop and clean wound fibers and debris.
7. Overheating, stock getting warm
Excessive continuous operation. Allow machine to rest and cool before reuse.
8. Won't start with lid open
Safety interlock switch faulty or lid not fully closed. Close lid properly; inspect limit switch.
9. Bottom sedimentation, incomplete disintegration
Water level too low. Fill to standard test water level.
10. Breaker trips on startup
Machine damp or motor overloaded. Dry circuitry; control sample load.
After-Sales Service
Thank you for your inquiry. Shandong Annimet Instrument Co., Ltd., established in 2007, has dedicated nearly two decades to the R&D, production, and sales of quality testing instruments. We regard product quality as the lifeblood of our enterprise and pursue excellence in every product developed. Looking back at the history of scientific and technological development, we firmly believe that every product is born from technological advancement, every technology derives from material exploration, every material discovery depends on process improvement, and every process improvement relies on experimental support. Humanity never lacks ideas; we need the means to realize them. Annimet Instrument will consistently provide the tools for your ideas and creativity. Should you have any questions, please feel free to contact our customer service team—we are fully committed to providing excellent pre-sales, in-sales, and after-sales service.

Shandong Annimet Instruments Co., Ltd., established in 2007, is a professional manufacturer integrating R&D, production, and sales of laboratory testing instruments and sample preparation equipment. With nearly two decades of industry experience, we are committed to delivering reliable quality testing solutions to clients worldwide.
Contact: +86 400-9933-057
Company Address: Factory Building 105, No. 155, Xinmao Qilu Science and Technology City, No. 299 Zidong Avenue, Tianqiao District, Jinan City, Shandong Province
E-mail: anmt_test@126.com
Fax: +86 0531-88092218
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