Lst900d 1850W Hot Wedge Geomembrane Welding Machine with Dual Digital Display
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Product Highlights
- Dual Digital Display : Real-time temperature and welding-speed monitoring.
- Efficient Welding : Adjustable speed from 1.0 to 6.0 m/min.
- Stable Welding Pressure : 100-1000N adjustment for consistent seam quality.
- Wide Material Compatibility : Suitable for 1.0-3.0mm HDPE, LDPE, PVC, EVA, ECB and PP membranes.
- Dual-Seam Welding : Creates two 15mm seams with a 15mm central air channel.
Product Attributes
- Customization
- Available
- Application
- Engineering Construction
- Cooling Way
- Natural Cooling
- Model NO.
- LST900D
- Control
- Automatic
- Frequency Range
- Low Frequency
- Electric Current
- AC
- Style
- Portable
- Power
- Electric
- Rated Voltage
- 230 / 120 V
- Frequency
- 50 / 60 Hz
- Net Weight
- 14kg
- Applicable Materials
- HDPE,LDPE,PVC,EVA
- Certificate
- CE
- Welding Speed
- 1.0-6.0 M/Min
- Rated Power
- 1850W
- Heating Temperature
- 60-450°C
- Transport Package
- Standard Export Wooden Case
- Specification
- LST900D
- Trademark
- Welping
- Origin
- Hangzhou, China
- HS Code
- 8468800000
- Production Capacity
- 20000PCS/Year
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Lst900d 1850W Hot Wedge Geomembrane Welding Machine with Dual Digital Display
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Product Description


Artificial lakes and aquaculture ponds
Landfills and solid-waste containment
Sewage treatment projects
Mining and chemical containment
Roof waterproofing and landscaping
Tunnel drainage board installation
Suitable for HDPE, LDPE, PVC, EVA, ECB and PP membranes
Model | LST900D |
Rated Voltage | 230 / 120 V |
Frequency | 50 / 60 Hz |
Rated Power | 1850 W |
Heating Temperature | 60–450°C |
Welding Speed | 1.0–6.0 m/min |
Welding Pressure | 100–1000 N |
Material Thickness Welded | 1.0–3.0 mm (Single Layer) |
Overlap Width | 12 cm |
Seam Width | 2 × 15 mm |
Interior Air Channel | 15 mm |
Seam Strength | ≥85% of Base Material |
Net Weight | 14 kg |
Dimensions | 375 × 285 × 325 mm |
Membrane Laying Method | One Edge Against the Other Edge |
Digital Display | Temperature & Speed Display |
Certificate | CE |
Warranty | One Year |








A: We are a professional manufacturer founded in 2010, located in Hangzhou, Zhejiang. All products are factory direct sales.
Q: What is your lead time?
A: Standard goods are in stock. 20ft container in 15 days, 40ft container in 25 days.
Q: What payment terms do you accept?
A: Bank transfer, Western Union, L/C.
Q: Can I use my own brand?
A: Yes. OEM logo, color and appearance customization are supported.
Q: Do you provide after-sales service?
A: Free spare parts are included. We offer overseas agent service and online technical support.
Q: Do you test products before delivery?
A: All goods are fully inspected and tested to ensure stable quality.
Q: Do you support OEM & ODM?
A: Sure. We provide customized OEM and ODM solutions for global partners.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR253479". Items marked "" are certified.
Company Profile
To help customers success in the field of plastic pipe jointing, WELPING had been focusing on thermoplastic welding equipment developing, manufacturing and selling for more than 15 years. We aim to bring industrial level design, performance and quality together, to help you build reputation.
To suit different welding applications and market requirements, we are offering differnt level items represented by brand WELPING, YOVIDA and Deruibao. Brand Deruibao enjoys a high reputation in the market of China, benefiting from the steady product quality and performance. Thanks to our experienced engineers, WELPING can help you to quickly decide OEM and ODM requirements. At the same time, we are improving and updating products line to better suit field requirements.
WELPING knows the importance of fast delivery for our customers. To better shorten production lead time, we consolidate critical production process into self-management, like die casting, metal fabrication and process, powder coating etc. Standard items and light-OEM items, WELPING can finish in around 10-15 days.
Company History
In 2005, foundation of Deruibao Piping Technology. Set feet in manufacturing and sale of butt fusion welding machine.
In 2008, 300 tons, 550 tons, 630 tons, 800 tons and 1200 tons of die cast molding machinery put into use, enables clamping frames, size up to 630mm, change into aluminum die casting. New die casting aluminum frame, lighter, stronger and of excellent outlook.
In 2010, high power laser cutting equipment (12000W) put into use, for production of welding frames and clamps.
In 2015, designing and researching team formed up, developing full automatic control system.
In 2018, new workshop entered into construction, 20000 square meter, with up to date processing machinery.
In 2020, came into deep and full scale cooperation with WELPING. WELPING will be in full charge of exportation and online business.
About Our Factory & Business Background
- Address
- Room 1904 Building 1, Taifu Plaza, No. 1 Tonghui Middle Road, Xiaoshan District, Hangzhou, Zhejiang, China
- Terms of Payment
- LC, T/T, Western Union
- International Commercial Terms(Incoterms)
- FOB, CFR, CIF, DDP, FCA, EXW
- Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays - Nearest Port
- Shanghai, Ningbo
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2021-03-23
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- What payment terms do you accept?
- We generally accept T/T payment before shipment or against a copy of the B/L. Flexible payment terms may be available for long-term partners.
- Do you provide customization services?
- Yes. We support customization of colors, configurations, components, and minor structural details. Our team will recommend a suitable solution based on your requirements.
- What is your warranty policy?
- We provide an 18-month warranty for complete machines and tools, along with professional technical support and after-sales service beyond the warranty period.
- Do you offer distributor or agency cooperation?
- Yes. We welcome cooperation with qualified distributors and agents worldwide, offering competitive terms, marketing support, and dedicated service.
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