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Sample

and

Drawing

1. Scope of Industry or User Needs.

2. Samples or photos of the product (the more detailed, the better).

3. 2D drawings of the product: Accepted file formats are .PDF or .DWG, and tolerances must be indicated

4. 3D drawings of the product: Accepted file formats are .STP, .X_T, .IGS, or .SAT.

Capacity

and

Materials

1. Batch quantity & annual usage & delivery frequency.

2. Plastic material & additive ratio: Specified by the customer, or professionally recommended by Dahong.

For example: PEI 1010 +GF10%.

3. Required international certifications for plastic materials: For example: RoHs, NSF, FDA, etc.

4. Drawings must indicate color: Provide the color card system & color number, or match colors with physical samples.

Appearance

and

Quality

Requirements

1. Surface treatment requirements of the mold: Polishing grade or matte finish or engraving model,

please provide international or Taiwan specification model numbers.

2. Quality requirements for appearance parts.

3. Matching parts: For example: Actual matching samples for assembly recheck.

4. Inspection methods and equipment/ instrument requirements.

Packaging

and

Shipping

1. Packaging method: Standard packaging by Dahong or customized special packaging.

2. Product shipping location: Import/export location, special export regulations,

For example: RoHs, customs pallet inspection regulations.

Customer-Specified

Special

Requirements

1. Specified mold cavity number.

2. Specified positions to avoid on the parting line.

3. Specified special gate types.

4. Specified gate positions to avoid on the appearance surfaces.

5. Special mold requirements: For example, insert molding, threaded parts, etc.

Detailed 2D drawings must be provided, indicating tolerances.

6. Other special requirements: For example, EMI, UV resistance, etc.

7. Additional post-processing requirements for the plastic parts:

Threading/ tapping/ drilling after plastic injection.

CNC lathe/ milling process after plastic injection.

Electroplating, printing, laser engraving on plastic parts.