ABOUT TIANHONG

Zhejiang tianhong machinery co.,Ltd was founded in 2003, which have became major enterprises that can do R&D, manufacture, sales, and services together. The main products included: 
 
· NJP automatic capsule filling machine
· NJYF hard capsule liquid filling machine & sealing machine
· DTJ-C semi capsule filling machine
· Capsule polisher and other series of products

CERTIFICATES & PATENTS

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We can supply capsule filling machine in different output such as small model NJP-200c and Biggest model NJP-7800.
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Aug 18,2026
Capsule Polisher vs Manual Cleaning: Which Delivers Better Results?

Choosing between manual capsule cleaning and an automated capsule polisher depends on production volume, quality requirements, labor costs, and GMP compliance needs. Manual cleaning may suit small pilot batches, but it often creates inconsistent results, higher labor demand, and greater dust exposure. An automated capsule polisher uses continuous brushing and vacuum extraction to remove residual powder, improve capsule appearance, reduce contamination risks, and support high-speed production. For growing pharmaceutical operations, automated polishing can eliminate downstream bottlenecks, improve process consistency, and deliver stronger long-term value through higher throughput and lower operating costs.

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Aug 18,2026
How to Improve Capsule Filling Accuracy in Pharmaceutical Manufacturing

Capsule filling accuracy is essential for controlling product quality, reducing API waste, and maintaining efficient pharmaceutical production. This article explains the main causes of capsule weight variation, including powder flowability, machine wear, incorrect pressure settings, environmental conditions, and capsule shell quality. It also compares tamping pin and dosator filling systems and outlines practical methods for calibration, maintenance, parameter optimization, and liquid filling control. Advanced inline weight monitoring and automatic feedback systems can further improve consistency, reduce batch failure risks, and support more reliable capsule manufacturing.

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Aug 18,2026
What Is a Capsule Polisher and Why Is It Important?

A Capsule Polisher is a critical part of pharmaceutical encapsulation lines, removing powder, dust, and surface residue from filled capsules before inspection or packaging. This guide explains how capsule polishing machines work, why they support GMP compliance and downstream packaging quality, and how horizontal, vertical, and integrated systems differ. It also covers throughput matching, capsule material compatibility, cleanability, sorting, metal detection, and integration risks. By comparing these factors, pharmaceutical manufacturers can select a Capsule Polisher that improves product appearance, reduces contamination risks, and supports stable, efficient capsule production.

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Aug 18,2026
Complete Guide to Capsule Polishing Machines

A capsule polishing machine is essential for removing powder, reducing contamination risks, and preparing filled capsules for reliable downstream packaging. This guide explains how modern capsule polishers combine mechanical brushing, vacuum extraction, sorting, and vertical lifting to improve production efficiency. It also covers key selection factors such as throughput, GMP-compliant materials, capsule size compatibility, tool-less cleaning, line integration, and maintenance requirements. By matching polishing capacity with the capsule filling machine and controlling static, brush speed, and vacuum performance, manufacturers can protect capsule quality while reducing rejects, downtime, and cross-contamination risks.

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We have focus on the capsule filling machine for more than 20 years. We have developed the new type machine which can take place of soft gel machine.
 
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