Material & Hardness

• 42CrMo (Commonly used): HRC 48–52, excellent toughness, resistant to cracking, suitable for stainless steel/iron plates

• Cr12MoV: HRC 56–58, highly wear-resistant and long-lasting, suitable for batch processing and thick plates.

• SKD11 / D2: HRC 58–62, extremely wear-resistant, suitable for applications with high strength and long service life requirements.

• 55SiCr / T10: HRC 52–55, economical type, ordinary iron plate / thin plate

2. Standard length (mm)

• Standard full length: 835, 1000, 1600, 2200, 2500, 3200, 400

• Common segment lengths: 10, 15, 20, 40, 50, 100, 200, 300, 40

3. Parameters of the upper mold (sharp knife / flat knife / curved knife)

• Handle size: Φ25, Φ32, Φ40, Φ50 (suitable for CNC/ordinary bending machines)

• Height H: 80, 100, 125, 150 mm

• Edge Angle:

◦ Scissors: 30°, 45°, 60° (for small-angle bending)

◦ Flat knife: 88°, 90° (standard right angle)

◦ Goose-necked curved knife / Large curved knife: Deep cavity, position-avoiding bending

4. Parameters of the Lower Mold (V-shaped groove / Double V-shaped groove)

• V port angle: 60°, 88°, 90°, 120°

• V-groove width (commonly used):

◦ V6, V8, V10, V12, V16, V20, V25, V30, V40, V50, V60

• Lower mold size:

Standard: 55×55, 70×70, 75×75, 95×95 mm

◦ Length is the same as the upper mold: 835, 1000, 2500, 3200, 4000 mm

5. Applicable vehicle type (tonnage)

40T, 63T, 80T, 100T, 125T, 160T, 200T, 250T, 300T, 400T

6. Technology and Precision

• Heat treatment: Full quenching / Vacuum quenching

• Hardness tolerance: ±1 HRC

• Straightness: ≤ 0.02 mm/m

• Surface: Blackened / Nitrided / Fine Grinding / Mirror Finish

• Resistance to pressure: 300 tons/meter, 500 tons/meter (depending on model)

II. Parameters

Bending machine molds - Standard upper and lower molds - Sharp knives / Flat knives / Curved knives - 42CrMo / Cr12MoV

2. 835/1000/2500/3200 CNC bending machine molds - Double V lower die - Factory direct sale

3. Bending machine sharp blade molds: 30°/45°/90° "Curved neck" bending blades; seamless bending molds

4. The upper and lower molds of the 42CrMo bending machine are wear-resistant and shock-resistant, and are suitable for 63T/100T/160T bending machines.

5. Bending machine V-type lower die - Single V/Double V groove - 835mm standard mold - Customizable sections available

High hardness, wear-resistant, anti-cracking, long lifespan

• 42CrMo / Cr12MoV high-quality mold steel

• Standard 835/1000/2500/3200mm

Universal for CNC/ordinary bending machines

• Sharp knives / Flat knives / Curved knives / V-shaped dies are all available.

Special molds for CNC/ordinary bending machines (upper mold + lower mold)

Suitable for bending of metal plates such as iron plates, stainless steel plates, aluminum plates, and copper plates.

Made of high-quality mold steels including 42CrMo, Cr12MoV, and SKD11, they undergo overall quenching, vacuum heat treatment, and precision grinding processes. The hardness is stable, wear-resistant, impact-resistant, and less prone to chipping.

Characteristics:

• High hardness, HRC 48–62, with long service life

High precision, good straightness, and accurate bending angle.

Standard size, compatible with various brands of bending machines

• It can be used in both directions, can be spliced in sections, and can be customized according to the provided drawings.

• No breakage, no deformation, no marks on the output material

Common types:

• Upper die: pointed knife (30°/45°/60°), flat knife (90°), swan-necked curved knife, flattening die

• Lower die: Single V, Double V (V6 - V60), U-shaped, Arc-shaped die, Seamless die

Compatible devices: 40T/63T/80T/100T/125T/160T/200T/250T/300T/400T

Length: 835, 1000, 1600, 2200, 2500, 3200, 4000 mm

Factory direct supply, goods dispatched promptly, customization supported, better prices for large quantities.

III. Parameter section

【Bending Machine Upper Die】

• Material: 42CrMo / Cr12MoV

• Hardness: HRC 48–58

• Length: 835 / 1000 / 2500 / 3200 mm

Height: 80 / 100 / 125 / 150 mm

• Edge angle: 30° / 45° / 60° / 88° / 90°

• Type: Dagger / Flat knife / Goose-necked curved knife / Pressing mold

• Compatibility: 63T/100T/160T/200T bending machines

【Bending Machine Lower Die (V-shaped Slot)】

• Material: 42CrMo

• Hardness: HRC 48–52

• Length: 835 / 1000 / 2500 / 3200 mm

• V port: V6/V8/V10/V12/V16/V20/V25/V30/V40/V50

• Angle: 90° / 88° / 60° / 120°

• Structure: Single V / Double V

• Compatibility: Iron plate / Stainless steel plate / Aluminum plate