PERIFLOW KNOWLEDGE BASE
Peristaltic Pump Guides That Save You Trial and Error
Tubing selection, tube life, pump technology comparison — practical answers for buyers and engineers, written by PERIFLOW's Ray Chan.
Pump Selection
How to Choose a Peristaltic Pump: 6 Specs That Decide the Right Pump
Flow, pressure, speed, accuracy, tubing and head — the 6 specs that decide a peristaltic pump purchase, with a checklist and sizing example.
Applications
Peristaltic Pumps in Water Treatment: Dosing, Sampling and Sludge Transfer
How peristaltic pumps handle chemical dosing, autosampling and viscous sludge in water and wastewater plants — with sizing guidance.
Applications
Food-Grade Peristaltic Pumps: Hygienic Transfer Without the Cleanup
Why food processors choose peristaltic pumps — hygienic design, gentle transfer, easy CIP — and how to spec food-grade tubing.
Pump Selection
Can Peristaltic Pumps Self-Prime? And 5 Other Questions About Dry Running
Yes, they self-prime and run dry — here is what it means for suction lift, tube life, vacuum duty and system design.
Tubing
Peristaltic Pump Tubing Size Chart: 13#-18# and the Large-Bore Family
ID, wall and OD for every standard size, which head takes which, and the flow each delivers — the complete reference chart.
Pump Heads
YZ15 vs YZ35 Pump Head: Which One Fits Your Flow Range?
Flow range, tubing sizes, roller design and construction compared with real numbers — plus a selection guide for dosing and transfer duty.
Tubing
Peristaltic Pump Tubing Guide: Sizes, Materials and a 4-Step Selection Process
The complete 13#-18# size chart, silicone vs PTFE vs Viton vs EPDM comparison, and a selection process you can hand to any engineer.
Maintenance
How to Replace Peristaltic Pump Tubing: An 8-Step SOP That Keeps Flow Accurate
The 5 warning signs that a tube is finished, and the 8-step replacement SOP that prevents head damage and flow drift.
Applications
Laboratory Peristaltic Pumps: Applications, Specs and Tubing Choices
Cell culture, filling, chromatography and sampling — plus the accuracy, tubing and cleanliness specs that matter for lab duty.
Tubing
How to Install Peristaltic Pump Tubing: Step-by-Step Guide
A 9-step installation procedure — sizing the tube, preparing the head, seating the tubing, and a first-run checklist to avoid occlusion errors.
Pump Selection
Peristaltic Pump Head Guide: Types, Specs & How to Choose
YZ15, YZ35 and LP series pump heads explained — tube compatibility, flow matrices, materials and a 4-step selection process.
Applications
Peristaltic Pump for Chemical Dosing: Complete Selection Guide
Why peristaltic pumps dominate chemical dosing — media compatibility, 5-step selection and real application scenarios.
Buyer Guide
Top 10 Peristaltic Pump Manufacturers (2026 Buyer's Guide)
Watson-Marlow, Masterflex, Graco, Blue-White and China's OEM leaders compared — plus how to choose a supplier.
Pump Selection
Peristaltic Pump vs Diaphragm Pump: Which Is Right for Your Application?
A practical comparison of pumping principle, maintenance, accuracy, chemical resistance and total cost — so you can pick the right technology the first time.
Tubing
PTFE vs Silicone Tubing for Peristaltic Pumps: 7 Differences That Decide Performance
Elastic recovery, chemical resistance, temperature, transparency, cost, pump fit and life — plus a 4-step selection process for your fluid.
Maintenance
How Long Does Peristaltic Pump Tubing Last? Life Factors, Replacement Signals and Maintenance
What actually wears a tube out — pressure, roller squeeze, media and Shore A hardness — and the 5 signals that it is time to replace it.
Need a Pump Recommendation for Your Fluid?
Send us your media, flow rate and pressure — our team replies within 24 hours with a pump head and tubing suggestion, factory-direct.