iEcho ER1 Carbide Spiral Milling Router Bit Replacement
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The iEcho ER1 Spiral Milling Bit is a replacement-compatible CNC router bit designed for compatible iEcho digital cutting and milling systems. Its single-flute spiral cutting geometry supports efficient chip evacuation during high-speed routing.
iEcho ER1 Carbide Spiral Milling Router Bit Replacement


Brand Compatibility: iEcho
Model: ER1
Tool Type: Spiral Milling Bit / CNC Router Bit
Number of Cutting Edges: 1
Cutting Diameter: 3.0 mm
Shank Diameter: 3.175 mm (1/8 inch)
Overall Length: 38 mm
Maximum Routing Depth: 15 mm
Tool Geometry: Single-Flute Spiral
Compatible Tool System: iEcho 350W Milling Module
Applications: CNC Milling and Routing
Materials: Acrylic, MDF, Aluminum Composite Panel (Dibond)
Model: ER1
Tool Type: Spiral Milling Bit / CNC Router Bit
Number of Cutting Edges: 1
Cutting Diameter: 3.0 mm
Shank Diameter: 3.175 mm (1/8 inch)
Overall Length: 38 mm
Maximum Routing Depth: 15 mm
Tool Geometry: Single-Flute Spiral
Compatible Tool System: iEcho 350W Milling Module
Applications: CNC Milling and Routing
Materials: Acrylic, MDF, Aluminum Composite Panel (Dibond)
1. Core Design and Manufacturing Features
One-Flute/O-Flute Geometry :
Chip removal core : This is the most distinctive feature of the ER1 end mill. The single-edge design provides a large spiral chip removal groove, which can instantly expel the heat and chips generated during cutting at high speeds (typically 24,000 to 60,000 RPM) .
Anti-melting edge and anti-breakage : This can greatly prevent acrylic, plastic and other materials from "melting" and sticking to the knife due to poor chip removal, or chipping and breakage caused by secondary cutting of chips.
Solid carbide/tungsten carbide :
The blade is usually made of high-particle tungsten steel, which has extremely high rigidity and hardness. It can effectively suppress tool vibration (chatter marks) when subjected to high loads and deep cutting depths, ensuring that the workpiece cross-section is as smooth as a mirror.
2. Main Applicable Processing Materials
The ER1 is a balanced general-purpose end mill, specifically designed for cutting hard, sandwich, and MDF materials that ordinary inserts (such as vibrating cutters and drag cutters) cannot penetrate or that are easily torn apart.
Plastics and polymers : Acrylic, PVC foam board, PC, PET, nylon and engineering plastics.
Metal composite materials : thin aluminum sheet, Dibond (aluminum-plastic composite board), copper sheet.
Wood and Packaging Boards : Medium-density fiberboard (MDF), solid wood boards, plywood, high-density paperboard.
Modern composite materials : carbon fiber sheets, epoxy resin glass fiber sheets.
3. Brief distinction between ER1 and other models (such as ER2, ER62.1)
In the Router Bit Library settings of the IECHO cutting machine, different codes often correspond to different
shank diameters or specific material roughing/fineing logic:
ER1 / ER2 : These are mostly standard 3.175mm (1/8"), 4mm or 6mm shank diameter single-flute all-purpose end mills. Among them, ER1 is most frequently used in daily sign making and cutting medium and thin sheet metal.
ER62.1 / ER64 series : typically designed for specific heavy-duty machining, with different cutting edge lengths (CEL) and overall shape designs (such as ball end mills, corrugated edges for specific metals, etc.).

One-Flute/O-Flute Geometry :
Chip removal core : This is the most distinctive feature of the ER1 end mill. The single-edge design provides a large spiral chip removal groove, which can instantly expel the heat and chips generated during cutting at high speeds (typically 24,000 to 60,000 RPM) .
Anti-melting edge and anti-breakage : This can greatly prevent acrylic, plastic and other materials from "melting" and sticking to the knife due to poor chip removal, or chipping and breakage caused by secondary cutting of chips.
Solid carbide/tungsten carbide :
The blade is usually made of high-particle tungsten steel, which has extremely high rigidity and hardness. It can effectively suppress tool vibration (chatter marks) when subjected to high loads and deep cutting depths, ensuring that the workpiece cross-section is as smooth as a mirror.
2. Main Applicable Processing Materials
The ER1 is a balanced general-purpose end mill, specifically designed for cutting hard, sandwich, and MDF materials that ordinary inserts (such as vibrating cutters and drag cutters) cannot penetrate or that are easily torn apart.
Plastics and polymers : Acrylic, PVC foam board, PC, PET, nylon and engineering plastics.
Metal composite materials : thin aluminum sheet, Dibond (aluminum-plastic composite board), copper sheet.
Wood and Packaging Boards : Medium-density fiberboard (MDF), solid wood boards, plywood, high-density paperboard.
Modern composite materials : carbon fiber sheets, epoxy resin glass fiber sheets.
3. Brief distinction between ER1 and other models (such as ER2, ER62.1)
In the Router Bit Library settings of the IECHO cutting machine, different codes often correspond to different
shank diameters or specific material roughing/fineing logic:
ER1 / ER2 : These are mostly standard 3.175mm (1/8"), 4mm or 6mm shank diameter single-flute all-purpose end mills. Among them, ER1 is most frequently used in daily sign making and cutting medium and thin sheet metal.
ER62.1 / ER64 series : typically designed for specific heavy-duty machining, with different cutting edge lengths (CEL) and overall shape designs (such as ball end mills, corrugated edges for specific metals, etc.).

If you have more questions to know ,please contact us .
Our team at Maisi Blades is dedicated to providing excellent customer service and we are always ready to assist you with any information you may need.
Whether it’s regarding our blade products, pricing, delivery options, or any other related queries, we are here to help.
Thank you for considering Maisi Blades as your trusted partner in the industry. We look forward to hearing from you soon!
Shenzhen Maisi Blades Co., Ltd.
Email: info@maisi-blades.com 798090832@qq.com
qq: 798090832
WeChat: 15983853385
Our team at Maisi Blades is dedicated to providing excellent customer service and we are always ready to assist you with any information you may need.
Whether it’s regarding our blade products, pricing, delivery options, or any other related queries, we are here to help.
Thank you for considering Maisi Blades as your trusted partner in the industry. We look forward to hearing from you soon!
Shenzhen Maisi Blades Co., Ltd.
Email: info@maisi-blades.com 798090832@qq.com
qq: 798090832
WeChat: 15983853385
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