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Oil-Free Chemical Gas Reciprocating Compressor Manufacturer

Gas composition (mol%): Isobutylene gas
Flow rate: 1m ³/min
Inlet pressure: 0.8MPa. G;
Inlet temperature: ≤ 40 ℃
Exhaust pressure: 1MPa. G;
Main motor power: 15kW
Overall dimensions of the machine: ~1650 × 650 × 1050mm
Whole machine weight: ~650KG
Availability:
Quantity:
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Overview



The ZW-1.0/8-10 Isobutylene Compressor is a high-performance industrial equipment designed for efficient handling of liquefied petroleum gas (LPG) and other low-boiling, volatile substances. Manufactured by Bengbu United Compressor, this compressor stands out for its reliability, versatility, and tailored functionality, making it a top choice for various industrial applications.

At its core, the ZW-1.0/8-10 Isobutylene Compressor delivers a processing capacity of 1m³/min, operating with an inlet pressure of 0.8MPa.G and an inlet temperature of ≤40℃, while achieving an exhaust pressure of 1MPa.G—all powered by a 15kW main motor. Its compact design, with overall dimensions of ~1650 × 650 × 1050mm and total weight of ~650KG, ensures easy integration into existing setups without sacrificing performance.

This compressor is widely used in LPG storage and distribution stations, mixing stations, gasification plants, canning facilities, and automobile refueling stations, catering to both large, medium, and small-scale operations. Beyond LPG, it excels in liquid transportation and residual gas recovery for substances like propane, butane, butene, and even variant models can handle propylene and liquid ammonia, making it a versatile asset across chemical and energy sectors.

Features



High Efficiency & Contamination-Free Operation

The ZW-1.0/8-10 is engineered for peak efficiency, with a high degree of automation that reduces manual intervention and minimizes errors. Its oil-free lubrication design is a standout feature: it prevents compressor oil from mixing with the processed medium (e.g., isobutylene, LPG), ensuring pure gas/liquid output that meets strict industry standards for product quality and safety. The D-type symmetrical balance structure further enhances efficiency by reducing vibration and balancing operational stress, extending the lifespan of key components like pistons and cylinders.


Design Advantages

  • High safety standards

  • Customized materials and sealing

  • Stable and continuous operation

Low Maintenance & Operator Safety

Operators benefit from the ZW-1.0/8-10’s simplified design, which reduces the number of wearable parts and lowers maintenance frequency. This cuts maintenance costs and minimizes downtime, keeping industrial processes running smoothly. The compressor operates at low vibration and noise levels (below industry averages for similar equipment), creating a safer, more comfortable working environment for on-site personnel. Routine tasks—such as filter checks and oil level inspections—are streamlined, with easy access to critical parts, ensuring even non-specialized operators can perform basic upkeep.


Flexible Customization for Diverse Needs

To adapt to varied industrial requirements, the ZW-1.0/8-10 offers extensive customization options:

• Structural forms: Choose from D-type (standard), M-type, S-type, W-type, V-type, or Z-type configurations to match site space and layout.

• Cooling methods: Select air-cooled (standard), water-cooled, or mixed cooling systems based on local climate and cooling efficiency needs.

• Installation types: Opt for fixed, mobile, skid-mounted, or cabin-type setups, adapting to stationary facilities (e.g., LPG storage stations) or mobile on-site projects (e.g., temporary chemical transport).

• Drive modes: The standard motor-driven system can be replaced with a diesel engine, depending on power availability at remote sites.

  • Suitable for butane, isobutane, butadiene, isoprene

  • Designed for toxic and corrosive gases

  • Strict material and sealing selection

Safety Optimization for Volatile Media

Given its focus on LPG and low-boiling substances, the ZW-1.0/8-10 includes safety-centric design elements. The double middle body structure prevents oil from entering the cylinder, eliminating the risk of oil contamination that could lead to combustion or medium degradation. The cylinder and cylinder head—crafted from gray cast iron or forged steel—are pressure-resistant and corrosion-proof, withstanding the chemical properties of volatile media like isobutylene or propane. For hazardous environments, explosion-proof modifications (e.g., explosion-proof motors, pressure relief valves) are available as an option.


Application Area


Chemical Gas Applications

  • Mixed Butane / Isobutane / n-Pentane

  • Vinyl Chloride / Chloromethane

  • Ethylene Oxide / Propylene Oxide

  • Dimethylamine


The ZW-1.0/8-10 Isobutylene Compressor is widely used in sectors focused on LPG and volatile substance handling, with key applications including:


LPG Storage & Distribution Stations: Facilitates loading, unloading, and pouring of LPG, as well as residual gas recovery to minimize waste and ensure safety.

LPG Mixing Stations: Provides stable compression for blending LPG with other gases (e.g., propane), maintaining consistent mixture ratios for residential or industrial use.

Gasification Plants & Canning Facilities: Supports the gasification of liquid LPG and the canning of compressed gases into cylinders for retail (e.g., camping fuel) or industrial applications.

Automobile Refueling Stations: Supplies compressed LPG to fuel vehicles, with adjustable pressure settings to match different vehicle engine requirements.


Patent Certificates



certificates

A piston rod thread protective sleeve ZL 2017 2 1907021.7


certificates

A piston ring support device ZL 2018 2 0294776.2

certificates

A range piston ZL 2017 2 190177.0 for symmetrical balanced compressors


certificates

Integrated long short double compartment ZL 2018 2 0294762.0


ZW-1.0 8-10异丁烯 (3) ZW-1.0 8-10异丁烯 (1)(1)


The compressor in this picture is a non-standard product. The product provides independent solutions tailored to customers' specific usage requirements (flow rate/purity/pressure, usage environment, main purpose, and customer specific requirements), from design to product customization.


  • Structural form: D-type/M-type/S-type/W-type/V-type/Z-type

  • Cooling method: water cooling/air cooling/mixed cooling

  • Installation form: fixed/mobile/pry mounted/cabin type

  • Drive mode: motor drive/diesel engine start

  • Transportation: sea/air/land

  • Packaging:



Metal cabin
Wooden box
Soundproof cabin
Metal cabin Wooden box
Soundproof cabin


Technical Parameter



No. Model Medium Flow rate
(Nm3/h)
Exhaust pressure
MPa(G)
Motor power
(kW)
oling meth Overall dimensions
(mm)
Weights
(kg)
1 ZW-0.8/(4.5~15)-(12.5~23) Industrial ammonia 0.8 1.25~2.3 15 Air-cooled 1650×650×1050 550
2 ZW-0.8/10-16 Isobutane 0.8 1.6 11 Air-cooled 1650×650×1150 450
3 ZW-0.8/10-16 Liquefied gas 0.8 1.6 11 Air-cooled 1750×900×1250 1200
4 ZW-0.8/16-24 Ammonia gas 0.8 2.4 15 Air-cooled 1800×950×1250 1300
5 ZW-1.0/(1~10)-(5~14) Methylene chloride 1.0 0.5~1.4 15 Air-cooled 1700×850×1050 600
6 ZW-1.0/(1~6)-(4~9) Dimethylamine 1.0 0.4~0.9 15 Air-cooled 1700×850×1050 600
7 ZW-1. 1/10-15 Ammonia gas 1.1 1.5 15 Air-cooled 1700×850×1100 700
8 ZW-1. 1/10-16 Liquefied gas 1.1 1.6 15 Air-cooled 1800×950×1250 1300
9 ZW-1. 1/16-24 Ammonia gas 1.1 2.4 22 Air-cooled 1650×850×1050 750
10 ZW-1. 1/16-24 Ammonia gas 1.1 2.4 22 Air-cooled 1850×950×1300 1400
11 ZW-1.5/10-16 Liquefied gas 1.5 1.6 22 Air-cooled 1850×950×1300 1400
12 ZW-1.5/16-24 Ammonia gas 1.5 2.4 30 Air-cooled 1900×980×1300 1500
13 ZW-2.0/10-16 Isobutylene 2.0 1.6 36 Air-cooled 1900×900×1200 900
14 ZW-3.0/10-16 Liquefied gas 3.0 1.6 45 Air-cooled 2200×1400×1750 2000
15 DW-3.0/10-15 Ammonia gas 3.0 1~1.5 45 Water-coole d3200×2200×1700 3500
16 PW-2.2/(3.98~14.6)-(7.5~18. 1) Ammonia gas 2.2 0.75~1.8 30 Water-cooled 2300×1500×1800 2500
17 VW-6.0/10-16 Liquefied gas 6.0 1.6 75 Water-coole d  2800×1700×1700 3000
18 VW-8.0/10-16 Liquefied gas 8.0 1.6 110 Water-coole d  2800×1800×1800 4500
19 ZW-0.5/(3.5~5.8)-(7.2~9.5) Methylamine 0.5 0.72~0.95 7.5 Water-cooled 1650×700×1100 700
20 ZW-0.8/(0~3.5)-(3~6.5) Vinyl chloride 0.8 0.3~0.65 11 Water-cooled 1650×650×1150 650
21 ZW-0.8/(2~15)-20 Propane 0.8 2.0 22 Water-coole d  3000×1800×2400 3500
22 ZW-0.8/3-8 n-Butane 0.8 0.3~0.8 11 Water-cooled 1650×850×1050 600
23 ZW-1.0/3-6 Pentane 1.0 0.3~0.6 11 Water-cooled 1700×850×1050 650
24 ZW-1. 1/10-16 Propane 1.1 1.6 18.5 Water-cooled 1700×650×1100 600
25 ZW-1. 1/7-14 Propane 1.1 0.7~1.4 15 Water-cooled 1700×650×1100 600
26 ZW-1.5/10-16 Propylene 1.5 11.6 22 Water-coole d  2200×1600×1600 1500
27 ZW-1.5/16-24 Propylene 1.5 2.4 30 Water-coole d  2300×1600×1650 1500
28 ZW-2.0/10-16 Liquefied gas 2.0 1.6 30 Water-cooled 1900×980×1300 1500
29 ZW-2.0/16-24 Liquefied gas 2.0 2.4 37 Water-cooled 1900×100×1350 1600
30 ZW-3.0/7-12 Liquefied gas 3.0 1.2 45 Water-coole d  2200×1000×1200 1600


FAQ



What media can the ZW-1.0/8-10 handle?

The ZW-1.0/8-10 is primarily designed for isobutylene and LPG. It also efficiently processes other low-boiling, volatile substances including propane, butane, and butene. For specialized needs, variant models can handle propylene and liquid ammonia, with customization available to match specific medium properties (e.g., boiling point, chemical reactivity).


Can the compressor be customized for small facilities?

Yes. The ZW-1.0/8-10’s standard compact design (~1650 × 650 × 1050 mm) is already optimized for small spaces, but clients can further select slim structural forms (e.g., V-type or Z-type) or wall-mounted installation to maximize space efficiency. Cabin-type packaging can also integrate the compressor into a compact, enclosed unit for indoor facilities like urban LPG stations.


What is the recommended maintenance cycle?

The ZW-1.0/8-10 requires minimal maintenance. We recommend routine checks (e.g., lubricating oil level inspection, air filter cleaning) every 300 operating hours. For comprehensive maintenance (e.g., component replacement, pressure calibration), a 1000 operating hours schedule is suggested. Intervals can be adjusted based on usage intensity and environmental conditions (e.g., dusty or high-humidity sites may require more frequent checks).


Does the ZW-1.0/8-10 have explosion-proof features?

The standard model includes basic safety features, but explosion-proof modifications are available as a customization option. These modifications—including explosion-proof motors, spark-resistant components, and pressure relief valves—ensure compliance with safety standards for handling flammable media (e.g., LPG, isobutylene) in hazardous environments. Clients can request explosion-proof certification (e.g., ATEX, IECEx) based on regional requirements.


Telephone

+86 13955206799

Landline

+86-552-4190082

Address

No. 66 Jinhe Road, Huaiyuan Economic Development Zone, Bengbu City

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