Medical Grade Dental Chair Polyurethan Ether base PU Tube for Air and Water other Liquids Deliver Standard Size and Support OEM&ODM

• Customization: Available
• Application: Cable Protection, Drainage System, Water Supply
• Color: Blue, Green, White, Can Be Customized
• Model NO.: KNS-A-4*2.5
• Diameter: 4mm
• Length: 200m
• Material: PU
• OD: 4mm
• ID: 2.5mm
• Certs: REACH,RoHS, ISO 9001,FDA, ISO13485
• Compatible with: Air/Industrial Parts
• Transport Package: Roll
• Specification: 200MTR/ROLL
• Trademark: KNS
• Origin: China
• Production Capacity: 200000mtrs/Day

Product Description

 Features:

Typical Parameter:

Applications:

Material: Polyurethane Polyether Based
Hardness:90-95A 
Fluid Available:Air,Water
Working Temperature: -20~+60 ℃ 

Anti grade can be six power of 10 to ten power of 10, can dissipate static electricity, good pressure resistance, weather resistance 

 Wear Resistance: 30mg 
Utimate Elongation rate: 390%-480% 
Burst Pressure: 20-30kgf/cm² 
Working Vacuum: -25"hg60c-15kgf/cm² 
Tensile Strength: 300kgf/cm² 
Ratio of Safe factor of burst pressure and long service time: 3:1

Special for Dental Chair. Inside use, for convey air, water with flexible, wear resistance features.

All size can be customized. 

Technical Specifications:

(Special Requirements can be customzide, pls contact with our sales)

Item No	OD(MM)	ID(MM)	L(M)	Rmi(MM)	Tolerance(MM)
KNS-A-4*2.5	4	2.5	200	10	+/-0.1
KNS-A-5*3	5	3	200	12	+/-0.1
KNS-A-6*4	6	4	100	15	+/-0.1
KNS-A-8*5	8	5	100	25	+/-0.1
KNS-A-10*6.5	10	6.5	100	30	+/-0.1
KNS-PN-12*8	12	8	100	35	+/-0.1

Certification

As a professional PU hose manufacturer, we are committed to delivering the highest standards of quality and safety. Our company holds multiple international certifications, including ISO 9001 (Quality Management), ISO 13485,FDA (Medical Devices),Biological Compatibility Certification, IATF 16949 (Automotive), REACH, RoHS, and realated flame resistance testing and so on, ensuring full compliance with global industry requirements. With certified excellence at every stage—from raw materials to finished products—we provide high-performance, reliable PU hoses for diverse industrial applications.

Company Profile

Kenaisi Technology Group

Established in 2011, headquartered located in Shenzhen, China with production facilities located in Dongguan,Guangdong. We are a high-tech enterprise specializing in the R&D, production, and sales of pneumatic tubing systems and medical-grade hoses.  
As a professional solutions provider in pneumatic tubing, we deliver innovative technologies and customized services to global clients across our core products series as follows :  

- High-performance TPU Pneumatic Tubing  
- Medical-grade Silicone Hoses
- Anti-static PU tubes
- V0 Flame-retardant Safety Tubing  
- Engineering-grade Nylon Tubing (PA6/PA11/PA12)   
- Specialty Fluoropolymer Tubing (FEP/PFA/PTFE)  
 
Guided by our philosophy of "Superior Quality, Global Standards, Customer Value," we continuously increase R&D investment and remain dedicated to the fluid transfer sector. Through exceptional products and premium services, we create greater value for global clients while driving industry advancement and social development.

Workshop Overview

R&D Team and Warehouse

Our Advantages

Our Market

Packing and Shipping

FAQ

Q: The minimum quantity?
A: If we have the stock you need, then one roll is available.
 
Q: Can you produce a special size or color ?
A: Yes, it's truly available, and that's what we are good at.
 
Q: How about the special-purpose tubes and other functional ones?
A: We have R&D teams to work with you to meet your special demands.
 
Q: Normal process of the bulk?
A: Your requirements-- match sample for you--sample delivery--sample confirm--order confirm--bulk production-- shipping, bulk normally take 15-30 days based on current production suitation after your confirmed order.
 
Q: Do you have a after-sales team to follow the after-sale service?
A: Yes, we'll follow your usage, contact us anytime when you use our products.We will be your reliable supplier. 

Q: Your advantages?

A: For normal standard tubes, we have strictly production control. For your special demands we have R&D team to support. We have a complete process to control the entire manufacturing and shipping stages.
 
Just type to the sales, let's do more for you!