
Manufacturer of plough shares, land leveler blades, rotary tiller blades and screw conveyor spirals for agricultural machinery.

K. W. Metal Work Public Company Limited
Thailand (headquarters/production)New on Amplifa
About KWM
K. W. Metal Work Public Company Limited (KWM) is a Thai manufacturer of attachments and wear parts for tractors and agricultural machinery. The portfolio includes plough shares with matching steel frames, screw conveyor spirals in right-hand and left-hand versions, land leveler blades, rotary tiller blades as well as blade fins and rear gate blades. The screw conveyors are also used outside agriculture, for example for transporting rice, plastic granulate, flour and residual materials. Production takes place on large production machines including robot-assisted welding systems for steel structures; quality is inspected according to internally defined standards. The company was founded by Ekaphan Wanakosum with initial capital of 20 million THB and maintains a business relationship with Kubota.
- Site
- Thailand (headquarters/production)
- Processes
- Manufacture of plough/plough share blades (ใบผาล) for tractors, Manufacture of spiral blades / screw conveyor spirals (ใบเกลียว), right-hand and left-hand versions, Manufacture of earth/leveler blades (ใบดันดิน) for tractors, Manufacture of rotary tiller blades / rotor blades (ใบมีดตีดิน) for tractors, Manufacture of blade fins (ใบจักร) and rear gate blades (ใบคัดท้าย), Robot welding (เครื่องเชื่อมโดยหุ่นยนต์), Heat treatment/material processing not documented, Robot welding (welding robots)
- Materials
- Steel (โครงเหล็ก)
- Industries
- Agricultural technology/Agricultural machinery, Agriculture (rice cultivation, agricultural equipment), Transport industry (screw conveyors), Agricultural machinery/Agricultural technology, Agriculture (rice, agricultural equipment), Transport industry (screw conveyors for rice, plastic granulate, flour)
- 01
Forming of the steel components (plough shares, spirals, blades and knives)
- 02
Robot welding of the steel frames/structures
- 03
Quality control according to internal standards
Materials & Processes
Steel (โครงเหล็ก)
Material for plough share frames, land leveler blades and other welded steel structures for tractor attachments.
Sites

Headquarters Thailand
THHeadquarters and production
- Materials
- Steel
- Robotic welding system
- Large production machines with advanced technology
Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Manufacture of plough/plough share blades (ใบผาล) for tractorsForming | – | – | – | – | Steel (โครงเหล็ก – steel frames/structures) |
| Manufacture of spiral blades / screw conveyor spirals (ใบเกลียว), right-hand and left-hand versionsForming | – | – | – | – | – |
| Manufacture of earth/leveler blades (ใบดันดิน) for tractorsForming | – | – | – | – | – |
| Manufacture of rotary tiller blades / rotor blades (ใบมีดตีดิน) for tractorsForming | – | – | – | – | – |
| Manufacture of blade fins (ใบจักร) and rear gate blades (ใบคัดท้าย)Forming | – | – | – | – | – |
| Robot welding (เครื่องเชื่อมโดยหุ่นยนต์)Joining | – | – | – | – | Steel |
2 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Robotic welding system | – | – | – | – | – |
| Large production machines and machines with advanced technology | – | – | – | – | – |
Additional services
Reference customers
History
Founded by Ekaphan Wanakosum with initial capital of 20,000,000 THB; start of production of plough shares, blade fins, rear gate blades, plough share frames and land leveler blades.