Descrizione del prodotto
ZheJiang Xihu (West Lake) Dis. CHINAMFG Technology Co., Ltd (FHZL) is 1 of China’s earliest companies engaging in researching 3D printing technology and commercialize the technology. The company successfully developed the advanced technology based on the 3D sand printing and applies the technology into China’s foundry industry.
CHINAMFG has grown into a comprehensive high-tech company that could offer complete R&D & manufacturing, sales of 3D sand printing equipment, 3D printing complex metal parts, 3D printing combined with gravity and low pressure casting of traditional metal mold, CNC precision machining, customization of rapid manufacturing for 3D sand mold (core) printing, application of 3D data processing and 3D digital integrated technology, various 3D printing consumables, etc.
The cold core (box) manufacturing technology for 3D printing of micro-droplet jet sand mold was first developed in China, acquired multiple patent certification, this unique technology is superior and compatible with the conventional process. It would greatly changes the conventional production cycle and manufacturing technology in foundry industry.FHZL has more than 10 years of rapid casting & processing experience, over 1000 different types of product development cases per year, provided rapid manufacturing services to nearly 400 large enterprises both domestic and abroad which were widely used in automotive, pump, valve, machinery, mining machinery, construction machinery, vessel, aviation, aerospace, new energy, rail transit, casting mold and many other industries.
Why work with FHZL?
FHZL brand and reputation:
The national High-tech Enterprise in China;
The foundry Industry Association in ZheJiang Province;
The 5A Association of Automobile Industry in HangZhou City;
The listed company on stock market(stock code:834914).
Strict quality control system:
Included incoming inspection, sample inspection, process inspection and delivery inspection.
IFAT 16949 certificate, CE certificate and ISO 14001 and ISO 9001 certificated factory.
Lower cost and shortened delivery time:
patented new technology PCM (patternless casting manufacturing) has been applied to our manufacturing which improved the traditional casting efficiency rapidly.
No need of mold, casting pattern be formed 1 time, save the mold cost and mold making time.
More flexible during process:
In case of any failure on the design, PCM technology just need to modify the 3D drawings and restart, no mold modification cost.
What’s the technical process for casting?
High precision CNC machines and inspection devices.
Our Advantages
(1) Competitive price, all products are casted and machined in our factory, shipped directly to customer.
(2) Reliable quality, IATF16946 certified casting manufacturer, we have strict control about quality.
(3) Professional, we focus on production of Auto Parts for more than 10 years.
(4) Fast shipment, we have a efficient management system, several automatic casting lines, and more than 10 machining lines.
(5) Excellent service, our sales team has more than 10 years’ experience in oversea market, we know you better.
(6) Flexible production, we can customize the product according to your drawing.
FAQ
1. Are you a factory or trading company?
We are a IATF16949 certified factory specializing in producing Auto parts. We cast and machine the parts for more than 10 years.
2. Can you customize the parts according to the drawing?
We have professional technical dept., we are able to customize your parts according to the drawings.
3. Can you supply samples?
We can supply the samples, but you need to bear the development and delivery cost.
4. Do you have a min order quantity?
We don’t have a min order quantity, we can send you the parts according to your drawings
5. What is the period of sample production?
It will take 15~25 days to develop new product.
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| Type: | Clay Dry Sand |
|---|---|
| Casting Method: | Directional Crystallization |
| Sand Core Type: | Resin Sand Core |
| Applicazione: | Machinery Parts |
| Machining: | CNC Machining |
| Material: | Aluminium & Aluminum Alloy |
| Personalizzazione: |
Disponibile
| Richiesta personalizzata |
|---|

Safety Precautions when Working with Mower Gearboxes
Working with mower gearboxes requires careful attention to safety to prevent accidents and injuries. Follow these safety precautions:
- Disconnect Power: Before performing any maintenance or adjustments, turn off the mower’s engine and disconnect the spark plug wire to prevent accidental starts.
- Wait for Cooling: Allow the gearbox to cool down if it has been running, as it can become hot during operation.
- Wear Protective Gear: Use appropriate personal protective equipment (PPE), such as gloves, safety glasses, and closed-toe shoes, to protect yourself from debris and moving parts.
- Stabilize the Mower: Make sure the mower is on a level surface and properly stabilized before attempting any work on the gearbox.
- Read the Manual: Refer to the mower’s manual for specific safety instructions and procedures related to gearbox maintenance.
- Use the Right Tools: Always use the correct tools for the job, and ensure they are in good condition. Incorrect tools can lead to accidents and damage.
- Avoid Loose Clothing: Wear clothing that fits well and doesn’t risk getting caught in moving parts.
- Keep Hands Clear: Keep your hands and fingers away from the gearbox and belts while the engine is running or while performing maintenance.
- Properly Ventilate: If you’re working in an enclosed space, ensure proper ventilation to prevent exposure to exhaust fumes.
- One Task at a Time: Focus on one task at a time. Avoid distractions and multitasking while working on the mower gearbox.
- Maintain a Clean Work Area: Keep the work area clean and organized to avoid tripping hazards and to ensure easy access to tools.
- Replace Guards and Covers: After performing maintenance, ensure all guards and covers are properly reinstalled before operating the mower.
- Dispose of Fluids Properly: If you need to drain fluids from the gearbox, dispose of them according to local regulations.
- Seek Professional Help: If you’re unsure about any maintenance or repairs, or if the task requires specialized knowledge, consult a professional or authorized service center.
Adhering to these safety precautions will help you work safely and effectively with mower gearboxes, reducing the risk of accidents and injuries.

Choosing the Right Mower Gearbox for Your Lawn Mower
Choosing the right mower gearbox for your lawn mower involves considering several important factors to ensure compatibility, performance, and longevity:
- Mower Type: Different types of mowers, such as rotary mowers, reel mowers, and flail mowers, may require specific gearbox designs. Choose a gearbox that matches your mower type.
- Power and Torque: Calculate the power and torque requirements of your mower to ensure the gearbox can handle the load without straining.
- Mounting Compatibility: Ensure the gearbox’s mounting points match those of your mower. Compatibility is essential for proper installation and function.
- Shaft Size and Type: Consider the size and type of shafts on both the gearbox and the mower to ensure they can be connected securely.
- Gear Ratio: Choose a gear ratio that provides the desired cutting or mowing speed for your specific application.
- Quality and Brand: Opt for a reputable brand known for producing high-quality gearboxes. Quality components contribute to durability and performance.
- Maintenance Requirements: Consider the maintenance needs of the gearbox and choose one that aligns with your willingness to perform regular maintenance.
- Budget: While quality is important, consider your budget and aim for the best quality gearbox that fits within your financial constraints.
Consult your mower’s manual or a professional for guidance on selecting the right gearbox for your specific mower model and application. Choosing the right gearbox ensures efficient operation and extends the lifespan of your lawn mower.

Segnali di un cambio del tosaerba difettoso
Un riduttore del tosaerba difettoso può causare prestazioni scadenti e riparazioni potenzialmente costose se non viene riparato tempestivamente. Ecco alcuni segnali comuni che indicano che il riduttore del vostro tosaerba potrebbe avere dei problemi:
- Rumori insoliti: Rumori di sfregamento, scricchiolio o stridio durante il funzionamento possono indicare ingranaggi o cuscinetti usurati o danneggiati nel cambio.
- Interruzione di corrente: Se il vostro tosaerba fatica a tagliare l'erba o ad avanzare in modo efficiente, il problema potrebbe essere dovuto a un guasto al cambio che compromette la trasmissione di potenza.
- Difficoltà nel cambio di marcia: Se il vostro tosaerba ha una trasmissione manuale, la difficoltà nel cambiare marcia o lo slittamento delle marce possono essere un segno di un problema al cambio.
- Perdita di petrolio: Perdite d'olio visibili intorno all'alloggiamento del cambio suggeriscono un potenziale problema alle guarnizioni o alle tenute che necessita di attenzione.
- Vibrazioni eccessive: Vibrazioni o scuotimenti eccessivi durante il funzionamento del tosaerba possono indicare un disallineamento degli ingranaggi o altri problemi interni al cambio.
- Taglio irregolare: Se il vostro tosaerba lascia chiazze d'erba irregolari, potrebbe essere dovuto a un problema con il riduttore che influisce sulla sincronizzazione delle lame.
- Coinvolgimento ritardato: Un ritardo tra l'innesto della trasmissione e il movimento del tosaerba può segnalare un problema al meccanismo di innesto del cambio.
- Odore di bruciato: Un odore di bruciato o di surriscaldamento potrebbe essere dovuto all'attrito causato da componenti del cambio danneggiati o lubrificati in modo inadeguato.
Se notate uno qualsiasi di questi segnali, è fondamentale intervenire tempestivamente. Ignorare i problemi al cambio può causare danni maggiori e riparazioni più costose in futuro. Si consiglia di consultare un professionista per una diagnosi accurata e le riparazioni appropriate.


Modificato da CX il 12/04/2024