Polyurethane PU Tubing Pnumatic PU for Automation Industry PU Pipe Air Water Fluid Transfer PU Tubing

Basic Specifications

Model NO.

KNS-4*2.5

Material

Polyurethane (PU)

Diameter / OD

4MM

ID

2.5MM

Length

200M per Roll

Hardness

95-98A

Certifications

REACH, RoHS, ISO13485, FDA

Compatible with

Air/Water/Weak Acid/Alkali

Origin

China

Capacity

200,000 mtrs/Day

General-Purpose Tubing

Features

Material: Polyurethane
Soft, Smooth and Flexible
High pressure-resistant
Wear & Weather resistance
Bending resistance

Typical Parameters

Wear Resistance: 30mg
Elongation: 390%-480%
Burst Pressure: 20-30kgf/cm²
Tensile Strength: 300kgf/cm²
Safe Factor Ratio: 3:1

Applications

Pneumatic tools
Automation machinery
Air compressors
Fluid transfer components
Custom sizes available

Technical Specifications

Item No	OD (MM)	ID (MM)	L (M)	Min Bend Radius at 20℃	Working Pressure (kgf/cm²)
PU-0425	4	2.5	200	10	0~10
PU-0640	6	4	200	15	0~10
PU-0855	8	5.5	100	20	0~10
PU-0850	8	5	100	20	0~10
PU-1065	10	6.5	100	30	0~10
PU-1280	12	8	100	35	0~10

Quality & Certification

As a professional manufacturer, we hold multiple international certifications, ensuring full compliance with global industry requirements from raw materials to finished products.

ISO 9001 ISO 13485 FDA Approved IATF 16949 REACH RoHS Biological Compatibility

Professional Production Capability

Established in 2011, we are a high-tech enterprise specializing in the R&D, production, and sales of pneumatic tubing systems and medical-grade hoses. Our core product series includes:

High-performance TPU Pneumatic Tubing
Medical-grade Silicone Hoses
Anti-static PU tubes
V0 Flame-retardant Safety Tubing
Nylon Tubing (PA6/PA11/PA12)
Specialty Fluoropolymer Tubing (FEP/PFA/PTFE)

Workshop & Warehouse Overview

Our Advantages & Market Reach

Packing & Shipping

Frequently Asked Questions

Q: What is the minimum order quantity (MOQ)?

A: If we have the stock you need, even one roll is available for purchase.

Q: Can you produce specialized sizes or custom colors?

A: Yes, custom size and color production is one of our core strengths to meet specific client needs.

Q: Do you offer tubes for special functional purposes?

A: Our dedicated R&D team works closely with clients to develop tubes for specific industrial or medical demands.

Q: What is the normal lead time for bulk orders?

A: The process involves requirements matching, sample confirmation, and production. Bulk orders typically take 15-30 days depending on the current production schedule.

Q: Do you provide after-sales support?

A: Yes, we have a dedicated team to follow up on product usage and provide technical assistance whenever needed.

Q: Are your products compliant with international safety standards?

A: Absolutely. Our products are fully certified with ISO, FDA, REACH, and RoHS standards to ensure safety and quality.