How long is the warranty period and how is it guaranteed?

Export vacuum pumps have a 12-month warranty from the date of shipment. After warranty, customers pay for replacement parts, but we provide free consultation and can change damaged accessories.

Zjb-70 Bypass Series Vacuum Pump Optimized Suction Output, Minimal Maintenance for CNC

Name: Zjb-70 Bypass Series Vacuum Pump Optimized Suction Output, Minimal Maintenance for CNC
Brand: Guangde Lvsong Technology Group Co., Ltd.
SKU: 2319140565

Anhui, ChinaGuangde Lvsong Technology Group Co., Ltd.

US$1.00

1 Piece

Product specifications

Type

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Depending on The Products, for Vacuum Pump There I

Warranty

1 Year

Model NO.

ZJB-70

Oil or Not

Oil Free

Structure

Rotary Vacuum Pump

Exhauster Method

Positive Displacement Pump

Vacuum Degree

Vacuum

Work Function

Mainsuction Pump

Working Conditions

Dry

Displacement

70L/S

Rotating Speed

2900rpm

Motor Power

1.5kw

Max. Pre. Diff.

≤12000

Flange Connection

DN65

Transport Package

Wooden Case

Specification

30mm

Trademark

ELMVAC

Origin

China

HS Code

8414100090

Production Capacity

50000 Pieces/Year

Key features

Ultra-High Vacuum Performance: Achieves extreme pressure as low as 5 PA with 16.6%-23.8% higher efficiency than constant-pitch designs.

Oil-Free & Zero Emission: Solid ductile iron screws operate without contact or lubrication, ensuring zero oil contamination and clean exhaust.

Energy Saving Technology: Direct-drive and system optimization achieve up to 30% energy savings compared to traditional vacuum pumps.

Corrosion-Resistant Coatings: Customizable anti-corrosion coatings (e.g., Hastelloy, Titanium) for chemical and pharmaceutical industry applications.

Patented Sealing System: Multi-layer sealing with N2-pressurized protection prevents leaks and foreign particle entry for extended life.

Low Noise & Vibration: Precise dynamic balancing and vibration-insulated components ensure smooth, quiet operation for sensitive environments.

Bottom Exhaust Design: Unique downward exhaust harnesses gravity to prevent material buildup and jamming during operation.

Direct Manufacturer: Factory-direct sales with 100% finished product inspection and 1-year warranty for export products.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExhibition Experience

Guangde Lvsong Technology Group Co., Ltd.

Anhui, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 6 Years CertifiedNearest Port: Shanghai portAverage Response Time: ≤1.83h

About Our Factory & Business Background

AddressNo.1, Phase Iii, Guangde Economic Development Zone, Xuancheng, Anhui, China

Plant Area35334 square meters

Number of Employees69

Registered Capital30,000,000 RMB

Terms of PaymentT/T, LC, D/P, PayPal, Western Union, Small-amount payment

International Commercial Terms(Incoterms)CIF, CFR, FOB, EXW

Average Lead TimePeak Season Lead Time: 1-3 months Off Season Lead Time: 1-3 months

Minimum Order Quantity1 Set

Supply Chain Partners15

Our Production Capability & Technical Expertise

Main ProductsHigh-voltage switch housing; Blind flange

Production Lines3

Production MachinesBoring machine, Cutting machine, Drilling machine, Machining center, Lathe, Machining center 2, Rolling machine, Shot blasting machine, Spraying line, Longitudinal seam welder, Gantry machining center, CNC lathe, Grinding machine, Milling machine, Three coordinate measuring system

QA/QC inspectors5 people

Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers10 people

Traceability of Raw MaterialsYes

Our Industry Experience & Global Business Record

Year of Establishment2020-10-03

Main MarketsEast Asia(Japan/ South Korea), Domestic

Repeat Buyers Choice80%~100%

Number of Foreign Trading Staff1

Overseas Agent/BranchNo

New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Management System CertificationISO9001:2015

Cooperated with Fortune 500No

Product Q&A

Q:How long does it take to receive a reply after sending an inquiry?

We respond within 2 hours during working hours (Mon-Fri 8:30-17:30 Beijing Time) and within 8-12 hours during non-working hours. Official holidays are replied to within 1 working day after the holiday.

Q:Are you a factory that produces products in-house?

Yes, we are a direct manufacturer with our own factory and international department, manufacturing and selling all our products ourselves.

Q:What is the lead time for shipping after placing an order?

Most products are in stock and can be shipped within 7 days after receiving the deposit. For non-stock or customized products, shipping takes 15-30 days.

Q:Can I have my own brand logo printed on the product?

Yes, we support custom branding, but there is usually a minimum quantity requirement. Please contact us for details.

Q:How do you ensure product quality and after-sales service?

We conduct strict 4-step inspections (casting, machining, assembling, performance testing) and intact packaging tests. We also provide free consultation on installation and maintenance.