CNC Punch and Shredder Blade Tooling Program
Sourcing replacement CNC punch dies, bender tools, and high-volume plastic shredder blades required different tool steel grades, distinct heat treatment windows, and matched production capacities.
Customer Pain Points
- Punch dies require tool steels like SKH51 or DC53 heat treated up to HRC 64 without premature edge chipping
- Shredder operations demand D2 tool steel cutting edges running at high monthly volumes up to 100000 pieces
- Bender and punch tooling need customized surface coatings to withstand repeated heavy press cycles
- Sourcing diverse cutter profiles across 42CrMo, Cr12MoV, and hard alloy tungsten steel fragments vendor coordination
Manufacturing Process
- 1
Material allocation using specified tool steels including D2, SKH51, DC53, M2, or 42CrMo
- 2
Precision machining and profile shaping to approved punch, bender, or shredder drawing dimensions
- 3
Controlled heat treatment targeting the designated hardness range between HRC 50 and HRC 64
- 4
Application of customized surface coatings based on the mechanical application requirements
- 5
Final edge inspection and dimensional verification against customer drawing tolerances
- 6
Protective oiling and packaging into cartons, crates, boxes, or PP bags
Client Background
A machinery builder sourcing press tooling and size reduction cutting parts. The client name and order details are not disclosed, so this study describes only the tooling specifications and the processes used to supply them.
Project Challenge
Sourcing replacement CNC punch dies, bender tools, and high-volume plastic shredder blades required different tool steel grades, distinct heat treatment windows, and matched production capacities.
Our Solution
Tooling was produced according to customer drawings across SKH51, DC53, M2, and D2 tool steel, heat treated to specified HRC ranges between 50 and 64, and finished with customized coatings.
Supply Chain Coordination
Steel sourcing, tool machining, heat treatment, and specialized coating were coordinated from Hangzhou to deliver both 1000 piece monthly press tooling batches and volume blade orders.
Quality Control
Dimensional conformance was verified against the drawing before heat treatment, hardness values were checked within the HRC 50-64 target window, and coated cutting edges were inspected before packing.
Final Result
Machined punch dies, bender tooling, and plastic crushing blades manufactured strictly to print in tool steels suited to high-impact stamping and shredding operations.
Customer Benefit
The buyer can source CNC punch dies and high-volume crushing blades under verified HRC specifications from one supplier with capacity reaching 100000 shredder blades per month.
Products in This Study

CNC Puncher Die
CNC puncher dies are tooling components manufactured to drawing or customer specifications for industrial CNC…
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CNC Bender Tooling
NOWARUN produces custom tooling for CNC benders and punch presses according to customer drawings and specifications.…
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Shredder and Cutting Blades
NOWARUN produces custom tools and cutting blades made to print or specification for CNC punchers, CNC press brakes,…
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