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Product features:
1, internal and external screw steel wire fixed, so that the insulation material is evenly coated on the inner tube; hose bending, will not cause the thermal insulation cotton bag and cracking phenomenon.
2, hose, cotton insulation, plastic outer hose to achieve the best effect of heat preservation all blend into one harmonious whole.

3, inner and outer spiral wire support, improve the strength of the hose; hose bending, creasing uniform and beautiful.
Scope of application: the central air conditioning and ventilation system includes humid environment, slightly corrosive environment (such as marine climate) and complex installation environment (in favor of finished product protection).
Product features: the mechanism of the integration of the winding jacket, no longitudinal joints, thermal insulation, jacket without cracking, glass fiber filament winding to strengthen, prevent tearing.

Range of specifications (diameter): 52 ~ phi phi 559mm
Temperature range: -30 ~ +140
Maximum air flow rate: 30m/s
Maximum working pressure: 3000pa
Bending radius: 0.54*d+25mm
Centrifugal glass wool thickness: 25mm
Centrifugal glass wool density: 20 ~ 24kg/m3
Fire performance: b1 level (hard to burn)

1. Color: orange, yellow, red, white, black
2. Available sizes: 4"-60"
3. Custom sizes are upon requests.

Pvc flexible duct is made to supply and exhaust hot air for the confined spaces.

Description

-it is made of fire-resistant pvc fabric, temperature range -20-80�c.

-with the support of helix steel wire and black rubber strip, it is wear-and-tear proof.

-it is characterized by its fire resistant, oleic acid proof.

-flexible and light weight for easy use and installation. Rolls up for easy transportation and storage.

-size: custom size are available upon request. Standard diameter:100mm-1500mm, standard length: 5m, 10m

Additional information

-oem service is available, we have the experienced r&d team.

-color: yellow, orange, green, red�?�

-packing: neutral carton packing.

-payment terms: 50% as deposit, the rest 50% should be paid off before shipment.

-moq: 100 pcs. We also accept small test orders.

Application

-avoid of any oxygen shortage accidents in the restricted air supply spots during municipal sewer servicing, underground cable maintenance, tunneling and subsurface repairing. Or exhaust the remaining hazardous gas and flammable explosive gas.

-to supply fresh air into large-diameter steel pipe, container, fermenter, granary which are poorly ventilated.

- to supply fresh air to the poorly ventilated spaces such as ship's hold, crypt, storeroom, freezer and refrigerated container.

- exhaust the welding waste gas, fume, hazardous gas, dust and hot air causing by ship building and maintenance and manufacturing production in bad air environment. Create a comfortable working condition.

PVC lay-flat tunnel and mining duct

- made of strong biaxial polyester. Using double skin coated craft to stick the PVC fabric with high temperature.
- high tensile, shockproof


PVC lay-flat tunnel and mining duct

Our tunnel and mining duct is suitable for high power strong ventilation fan which has been used in digging and coal mines with high gas content.

Description

- made of strong biaxial polyester. Using double skin coated craft to stick the PVC fabric with high temperature.

- high tensile, shockproof, water proof, uninflammable, anti-static, hot and cold resistant, acid and alkali-resistant, and structure-stability. It is not water swellable fabric.

-It is characterized by its fire resistant, oleic acid proof.

-Layflat and light weight for easy use and installation. Fold and pack for easy transportation and storage.

-Eyelet ends with sealing flag inside to prevent air leaking and easy connection of each single duct.

-With hanging fin with eyelet welded on the back, it can hang on the wall easily.

-Size: Any diameter is available for the layflat mining duct. Custom size are available upon request. standard length: 5m,10m,15m,20m.

- we have made different thickness, diameter and length mining ducts according to the rigidity of the rock and coal seam.

- Less cost of will be needed for the initial investment of mining duct. It can be used several times. With its high performance cost ratio, the total cost will be lower.

Additional Information

-OEM Service is available, we have the experienced R&D team.

-Color: Yellow

-Packing: Pallet packing.

-Payment terms: 50% as deposit, the rest 50% should be paid off before shipment.

-MOQ: 100 PCS. We also accept small test orders.

Application

Our tunnel and mining duct is suitable for high power strong ventilation fan which has been used in digging and coal mines with high gas content. In order to improve the ventilation facilities and ensure the safety of production. It is one of the most effective measurements to reduce manufacturing cost and enhance work efficiency.

100% polyester inherent fire resistant fabric air conditioner duct sos duct hose
Means of Transport:Ocean,Land,Air

Packing : carton box
Type : SOS duct
Pattern : Yarm Dyed
Style : Plain
Feature : Anti static,blackout,flame ...
Place of origin : China
Production Capacity : 1000000
Delivery Date : 17 days
Bland : Chuangxing
Material : 100%polyester
Density : 140*30
Supply : make to order
Color : White ,orange,red,black,gre

Pe lay-flat tunnel and mining duct

1.Material: high denier fire resistant pe fabric
2.Features: flexible, good toughness, anti-static, uv fading.


Pe flexible mining duct

1.Material: high denier fire resistant pe fabric

2.Features: flexible, good toughness, anti-static, uv fading. It is able to endure the acid and alkali. Water proof and mold proof. It is of light weight and easy to hang and install, so it will be very convenient during the industrial operation.

We have various specifications of the pe duct for customer's choice, including the negative pressure steel wire flexible duct and positive pressure lay flat flexible duct without steel wire. We also can make different diameters, different angles and t-joint ducts to meet different requires for the mining project.

We have a complete range of specifications for the pe mining duct, each similar diameter of different items can also be connected together. It is of great advantage to reduce the cost and transportation cost if we can use the ducts in a correct way. And it is good for safe handing and storing as well.

Application

1. Mining

2. Tunnel

1.Orange pvc duct
2. Negative pressure, pitch 5 cm
3. Water and fire proof
4. Custom sizes are available

Negative pressure ship buliding exhaust flexible air duct

Product description

1. Material: orange pvc, specially made for negative pressure ducts.

2. Structure:supported by helix steel wire

The steel wire is wrapped by black rubber strip, which is wear-and-tear proof.

3. Both ends with metal rings. Each single ducts can be connected together very easily.

4. Wire pitch: 5cm. Can endure at least 8000 pa.

5. Size: 130mm x 5m

Standard diameter:100mm-1500mm,

Standard length: 5m, 10m.

Custom size are available upon request.

Packaging & shipping

Packing: 1pc/ctn, netural carton packing. Inside will have a plastic bag for protection

Shipping ways: by sea, by air, by express

Shipping terms: ex-work, fob, c&f, cif, ddu, ddp...

Application

Negative pressure is mainly used of air exhaust and air suction. With 6cm pitch, the duct can stay on its own and will not collapse. When connecting with the ventilation equipment, it will not draw back.

1. Air exhaust, air suction

2. Mainly connecting with the ventilation fans, used to exhaust the poisonous gas, flammable and explosive gas, welding gas, fume, heat air, dust...

3. To creat a better environment for the workers.

4. Maindly used in shipping building, warehouse, underground, coal mine, fire fighting...

Our services

1. We can offer small testing samples

2. Oem serivice is available

3. Product warranty is 1 year

Description and material

- composed of explosive proof engine, aluminum blades, copper inner barrel and cylinder.
- impeller: integrated aluminum alloy die-casting
- cylinder: made of high quality hot dipping steel plate, it is of high indensity.
- aluminum blades and copper inner barrel
- by separating the steel cylinder and aluminum blades, the copper inner barrel can effectively avoid of generating park during start and working of the ventilator, and to assure the safety of the working space.
- engine: has a very dependable performance, low energy consumption, long performance life, wiring steel piping.

Models

200mm, 300mm, 110v, 220v are available. It is appropriate for the cleaning of large container and oil house of the food and chemical industry when combined with the explosive proof flexible duct,

Features

- it is of low noise, high efficiency, delicate appearance and reliable operation.
- fracture malfunction has been essentially solved.

Application

It has been widely used in many spots with inflammable and explosive gas for ventilation, such as chemical industry, metallurgy, spinning, petroleum, oil ship and mine.

It is made of fire-resistant pvc fabric, temperature range -20-80
Ventilator shell: made of hot-dipped galvanized sheet which has spray painted


Description

-it is made of fire-resistant pvc fabric, temperature range -20-80â°c.

-with the support of helix steel wire and black rubber strip, it is wear-and-tear proof.

-it is characterized by its fire resistant, oleic acid proof.

-flexible and light weight for easy use and installation. Rolls up for easy transportation and storage.

-size: 300mm x 2m. Custom size are available upon request. Standard diameter:120mm-1500mm, standard length: 5m, 10m

Portable ventilatior has been used to exhaust and supply flesh air into remote or deep operating zone, confined space construction and other bad air environment.

Material

1. Ventilator shell: made of hot-dipped galvanized sheet which has spray painted automobile coating on its surface

2. Impeller: made of aluminum casting alloy.

3. Fan guard: dusting, zinc coating

4. Switch: press or push button.

5. Integrated plastic handle for easy carrying.

6. Motor: it is wrap around with international standard copper wire

7. With radiating rib aluminum casting integrated motor shell.

Application of the flexible duct connected with portable ventilator

Manhole , tunnel and tank

Ship building , under-ground project

Advantages of air source heat pump water heater

1) can be for house heating or sanitary hot water use.

2)it is safe to use: for our unit, water and electricity are seperated , avoid any accident caused from leakage of electricity and dry burning.

3) our unit itself has many automatic controls:

A. High/low pressure protection and insufficient water flow protection;automatic unit on/off timer clock.

B. Automatic reversing defrosting function enables, units to work reliably in hard winter.

C. Unit runs automatically according to set water temperature.

3) colorful lcd display controller, convenient to operate and control.

4) qualified components:with branded panasonic/ toshiba scroll compressor, emerson expansion valve, long spiral pipe casing efficient heat exchanger, durable and low noise nylon fans.

Parameter list:
Rated heating capacity: 11 kw / 37543 btu
Hot water supply:0.23t/h
Rated heating input power: 2.34 kw
Rated heating input current: 11.23 a
Cop: 4.4
Power supply: 220v/50hz
Niose: 50 db(a)
Compressor: sanyo, copeland
Refrigerant type: r417a, r407c, r410a

Hot water side exchanger: efficient tube to tube heat exchanger
Water flow: 1.86 m3/h
Water pressure drop: 27 kpa
Pipe size: 20 dn

Unit dimension: w680*d635*h830mm
Packing size: w890*d735*h1000mm
Unit weight: 120 kg
Package:qualified wooden case

1). Special compact design;
2). Safe and convenient to use: water and electricity are seperated, avoid any accident caused from leakage of electricity and dry burning.
3). Automatic control:

A. High/low pressure protection and insufficient water flow protection;automatic unit on/off timer clock.
B. Automatic reversing defrosting function enables, units to work reliably in hard winter.
C. Unit runs automatically according to set water temperature.

4). Lcd display controller, convenient to operate and control.
5). Qualified components:branded compressor(copeland, sanyo), emerson expansion valve, high efficient tube in tube heat exchanger, durable and low noise nylon fans.

Parameter list:
Rated heating capacity: 15 kw / 51195 btu
Rated heating input power: 3.4 kw
Rated heating input current:7.5 a
Cop: 4.4
Power supply: 380v/3p/50hz
Niose: 53 db(a)
Compressor: sanyo, copeland
Refrigerant type: r417a, r407c, r410a

Hot water side exchanger: efficient tube in tube heat exchanger
Water flow: 2.44 m3/h
Water pressure drop: 29 kpa
Pipe size: 25 dn

Unit dimension: w810*d780*h1050 mm
Packing size: w970*d880*h1220
Unit weight: 135 kg

Advantages of water source heat pump water heater---11.00kw:
1) safe and convenient to use: the water and electricity are seperated section, avoid any danger caused from leakage of electricity and dry burning.
2) automatic control:
A. High/low pressure protection and insufficient water flow protection;automatic unit on/off timer clock.
B. Automatic reversing defrosting function enables, units to work reliably in hard winter.
C. Unit runs automatically according to set water temperature.
3) lcd display controller, convenient to operate and control.
4) qualified components:branded compressor(sanyo, copeland), emerson expansion valve, efficient tube in tube heat exchanger, durable and low noise nylon fans.

Parameter list:
Rated heating capacity: 11.00kw / 37543 btu
Hot water supply: 0.23 t/h
Rated heating input power: 2.25 kw
Rated heating input current: 11.25 a
Cop: 4.80
Power supply: 380v/220v/ 50hz
Niose: 40 db(a)
Compressor: sanyo, copeland
Refrigerant type: r417a, r407c, r410a
Throttle type: electronic expansion valves/thermal expansion valves

Hot water side heat exchanger: efficient tube to tube heat exchanger
Water flow: 1.81 m3/h
Water pressure drop: 10 kpa
Pipe size: 20 dn

Arc leaf ceiling diffuser

Feature:
1)aluminum alloy material.
2) arc leaf vane
3) detachable structure
4) can add obd or fliter as your requirement.
5)easy installation and maintenance
6) natural anodized aluminum finish or powder coated

Outer standard size: as per your request(face size=neck size+108mm)
Neck size: a*b(size is as per your request)
Vane space:56mm
Height:48mm
Flange width: 25.5mm
Order notes: item-neck size aíb-color/(obd/filter or not)

Functions: mutil-angle for air supply or return
Use: for floor, ceiling, wall, sidewall, door, air conditioner application, in broadcast room, hospital, theater, guest room

Packing:normal packing (each diffuser packed with a piece of wrapper, and then put into the carton separated with a cardboard)

Double-layer adjustable mutil-vane air diffuser

Feature:
1)aluminum alloy material.
2) the vane angle will be 30íp
3) the double deflection blades are adjustable.
4) can add obd or fliter as your requirement.
5)easy installation and maintenance
6) natural anodized aluminum finish or powder coated

Outer standard size: as per your request(face size=neck size+158mm)
Neck size: a*b(size is as per your request)
Blades:19*3.8mm style, 23mm space
Vane space:40mm
High:76mm
Flange width: 32.5mm
Order notes: item-neck size aíßb-color/(obd/filter or not)

Functions: mutil-angle for air supply or return
Use: for floor, ceiling, wall, sidewall, door, air conditioner application, in broadcast room, hospital, theater, guest room

Packing:normal packing (each diffuser packed with a piece of wrapper, and then put into the carton separated with a cardboard)

Models

Ac backward centrifugal fan

1) 2 poles, plastic impeller
2) speed: 2, 400/2, 600rpm
3) impeller diameter: 220mm
4) airflow: 725 / 790cbm/h
5) power: 230v/50~60hz
6) current: 0.4 / 0.5a
7) insulation class: fmore other products from