Chemical Hose
About Chemical Hose
A Chemical Hose is a specialized rubber hose engineered to transport aggressive chemical substances safely across industrial environments. According to industry definition, a genuine Chemical Hose features a chemically resistant inner tube, multiple reinforcement layers, and a durable outer cover designed to withstand corrosion, permeation, and extreme temperatures. These hoses are critical for transferring acids, solvents, alkalis, fuels, and hazardous fluids in chemical plants, pharmaceutical facilities, and manufacturing operations.
When you buy Chemical Hose from a reliable china manufacturer, you gain access to products meeting international standard requirements while maintaining cost efficiency. HENGHUA has established itself as a trusted supplier and factory delivering high-performance Chemical Hose solutions globally.
As both a producer and exporter, we understand that selecting the correct Chemical Hose directly impacts workplace safety and operational continuity. Whether you need Wire Braided Hose for medium-pressure applications or Wire Spiral Hose for high-pressure transfers, our comprehensive range ensures you find the perfect match. We invite serious buyers and project managers to partner with us—contact our engineering team to discuss your specific chemical transfer challenges.
Chemical Hose Technical Specifications
HENGHUA’s Chemical Hose series meets diverse operational requirements through careful engineering and material science. Below are the complete technical parameters:
| Parameter | Range/Value |
|---|---|
| Size Range | 1/2 inch to 8 inch (DN13 to DN200) |
| Working Pressure | Up to 580 psi (40 bar) for standard; up to 1,450 psi (100 bar) for high-pressure versions |
| Burst Pressure | 4:1 or 5:1 safety factor (4-5 times working pressure) |
| Temperature Range | -40°C to +120°C (-40°F to +248°F); special compounds up to +150°C |
| Bend Radius | As low as 5-8 times hose OD depending on construction |
| Standards Compliance | ISO 7663, GB/T 1186, SAE 100R1, EN 13766 |
Detailed Specifications by Category
Wire Braided Chemical Hose
Construction: Single or double steel wire braid reinforcement
Pressure capacity: Up to 1,450 psi
Ideal for: Chemical transfer in mobile equipment, moderate-pressure applications
Bend radius: 6x OD minimum
Wire Spiral Chemical Hose
Construction: Four or six layers of spiraled high-tensile steel wire
Pressure capacity: Up to 2,900 psi
Ideal for: High-pressure chemical injection, severe impulse service
Bend radius: 8x OD minimum
High Pressure Chemical Hose
Construction: Multiple spiral wire reinforcement with special chemical-resistant tube
Pressure capacity: Up to 5,800 psi
Ideal for: Hydraulic systems with chemical fluids, high-pressure washdown
Bend radius: 10x OD minimum
Structural Layers of Chemical Rubber Hose
Understanding construction helps users select appropriate hose assembly components:
Inner Tube (Chemical Barrier)
Materials: UHMWPE, PTFE, FKM (Viton®), EPDM, NBR, or modified cross-linked polyethylene
Properties: Extremely smooth to minimize friction loss; fully impervious to specific chemical groups (acids, alkalis, solvents, oils)
Hardness: 55-75 Shore A for flexibility yet durability
Reinforcement Layer (Pressure Stability)
Wire Braided Hose: Single or double counter-helical steel wire braid—excellent impulse fatigue life, moderate pressure
Wire Spiral Hose: Multiple alternating spiral wire layers—superior high-pressure retention, ideal for high-impulse systems
Textile reinforcement: Polyester cord for non-conductive or medium-pressure applications
Outer Cover (Environmental Protection)
Material: EPDM, CR (Neoprene), or CSM (Hypalon®) compounds
Properties: Abrasion-resistant, ozone-resistant, flame-retardant (MSHA approved options)
Color coding: Red, blue, black, green for fluid identification
Additional protection: protective sleeves and guards available for extreme abrasion
Fittings and Hose Assembly Options
Proper connection ensures leak-free operation. We supply complete connection solutions:
| Fitting Type | Reusability | Best Application |
|---|---|---|
| Crimped fittings | Permanent | High-pressure chemical transfer; maximum safety |
| reusable fittings | Field-attachable | Maintenance departments; prototype testing |
| adapters | N/A | Transition between different thread standards |
| flanges | Reusable | Large-diameter hoses (4 inches and above) |
We also provide hose assembly services including crimping, testing, and labeling. pdf specification sheets for each Chemical Hose model are available for download.
Quality Standards and Certifications
HENGHUA’s Chemical Hose products strictly follow international standard protocols:
ISO 9001:2015 (Quality Management)
ISO 14001:2015 (Environmental Management)
MSHA (Mine Safety and Health Administration – flame resistance)
ABS/DNV (Marine applications)
REACH and RoHS compliance (European chemical regulations)
Each production batch undergoes:
Chemical compatibility testing (by immersion method)
Conductivity/continuity verification (for static-dissipative hoses)
Hydrostatic proof testing (100% of assemblies)
Adhesion testing between layers
Ozone resistance aging test
Performance Features and Advantages
Broad chemical compatibility – Engineered for acids (sulfuric, hydrochloric, nitric), caustics (sodium hydroxide), solvents (toluene, xylene), fuels, and food-grade fluids
High durability – Outer cover withstands drag, impact, and weathering
Temperature resilience – Special compounds resist hardening in cold or softening in heat
Safety assurance – Conductive tube options prevent static buildup; flame-retardant covers available
Long service life – Impulse testing exceeds 200,000 cycles for spiral-reinforced versions
Application Industries
HENGHUA’s Chemical Hose serves:
Chemical processing plants (bulk transfer of raw chemicals)
Pharmaceutical manufacturing (sanitary, non-contaminating hoses)
Fertilizer production (acid transfer)
Metal finishing and plating (corrosive bath circulation)
Food and beverage (sanitary chemical cleaning lines – CIP)
Mining (leaching chemicals)
Marine and shipbuilding (chemical loading/unloading)
Agriculture (pesticide and liquid fertilizer spraying)
Factory Capabilities and Manufacturing Reliability
Production Scale (Converted to Client Value):
95 specialized production lines → Your bulk orders delivered 30% faster than industry average
35,000 m² facility with dedicated Chemical Hose unit → Scalable capacity for peak seasons
Daily output: 100,000 meters of rubber hose → No project delay due to stock shortage
Technology & Equipment:
German-engineered braiding/spiraling machines → Consistent reinforcement tension for longer hose life
Fully automated curing autoclaves → Uniform vulcanization eliminating weak spots
CNC crimping machines for crimped fittings → Leak-proof hose assembly every time
Quality Assurance (Turning Features into Benefits):
25+ full-time engineers → Custom OEM ODM solutions developed within 15 days
In-house laboratory with pulse tester, burst stand, ozone cabinet → Each specification validated before production
IATF 16949 certified → Automotive-grade process control for zero-defect delivery
Raw Material Partnership: Strategic agreements with Dow, DuPont, Lanxess, and Sinopec → Traceable, high-purity compounds
By choosing HENGHUA as your Source, you eliminate third-party markups. Direct factory pricing means lower cost without quality compromise. wholesale buyers and distributors enjoy tiered discount structures.
Quality and Standards Compliance
Comprehensive Certifications
HENGHUA products are manufactured under strict quality management systems. Our factory holds ISO 9001 certification, and our specific hose lines carry MSHA approvals for mining safety and have received certifications from classification societies like DNV/CCS for marine applications. This ensures your equipment meets all necessary global market access requirements.
Performance Benchmarking
We design and test our products to perform on par with internationally recognized leaders such as Parker, Gates, and Eaton. By benchmarking against these top-tier brands, we ensure our high pressure hose provides the same level of reliability and performance at a competitive price, offering you a superior value proposition.
Rigorous Testing Protocols
Every hydraulic hose we produce is subjected to rigorous testing. This includes 100% proof testing, as well as sample burst pressure and impulse cycle testing according to standards. Our quality control processes are specific and documented, ensuring that every hose assembly that leaves the factory is ready for the most demanding applications.
Selection and Usage Considerations
Follow these steps when you buy Chemical Hose:
Step 1: Identify fluid properties
Check chemical concentration and temperature
Verify compatibility using our chemical resistance chart (request pdf)
Step 2: Determine pressure requirements
Maximum system pressure (including spikes)
Required safety factor (4:1 for non-critical; 5:1 for personnel safety)
Step 3: Evaluate environmental factors
Ambient temperature extremes
Exposure to UV, ozone, or abrasion
Need for protective sleeves or guards?
Step 4: Select reinforcement type
Wire Braided Hose for hydraulic applications with moderate flexing
Wire Spiral Hose for high-pressure, high-impulse services
Textile braid for low-pressure, full-vacuum suction
Step 5: Choose fittings
Crimped fittings for permanent, high-integrity connections
reusable fittings for field repair and emergency replacement
flanges for large-diameter, high-flow systems
Step 6: Specify assembly length and end configurations
Include allowance for bend radius and expansion/contraction
Why HENGHUA Is Your Ideal Chemical Hose Supplier
Your search for a reliable Chemical Hose source ends here. As a vertically integrated china manufacturer, we control quality from compound mixing to final assembly. Whether you need Wire Braided Hose, Wire Spiral Hose, or High Pressure Hose, we deliver certified performance at competitive wholesale prices. Our global logistics network ensures fast supply to any port, and our engineering team provides lifelong Service and Support.
Ready to discuss your project? Contact our chemical hose specialists for compatibility analysis, OEM ODM quotes, or to request pdf specification sheets. We offer free samples for qualified projects and volume discount for bulk orders.
Send a Mail
henghua@hhgpipe.com
Make a Call
+15822925523
86-22-83859963
Mon - Sun: 09:00 am - 22:00 pm
Main Office
Tianjin, China
Hezhong Building, Youyi North Road