Committed to Excellent Quality Products
Pen-Mei Technology Sdn Bhd specialises in manufacturing customised paper dummy frames for mold cleaning, besides distributing melamine cleaning compound, precision bearings and shafts, rubber products and cleaning hand brushes.
MANUFACTURING PRODUCTS
Paper Dummy Frame
Customisable paper frames designed to substitute lead frames or substrate for cost-reduction in mold cleaning, conditioning and dummy moulding process.
Available in single strip and multiple strips.
Material Properties
Typical Property | : | 100% Elemental Chlorine-free Wood Pulps |
Surface Resistance | : | 10¹² – 10¹³ Ohms/square |
PH Range | : | 6 – 7 |
Tensile Strength | : | Approximately 15kg / cm² |
Shrinkage | : | 0.3% – 0.8% |
Operating Temperature | : | < 200°C |
Basic Weight | : | 104gm – 450gm 5% |
Thickness | : | 0.13mm – 2.20mm 10% |
Appearance | : | White; Beige; Grey |
Paper Frame Thickness
Standard thickness
Item | Thickness in inches (mil) | Thickness in mm |
01 | 5 – 6 | 0.13 – 0.14 |
02 | 7 – 8 | 0.17 – 0.20 |
03 | 8 – 9 | 0.20 – 0.23 |
04 | 10 – 12 | 0.25 – 0.30 |
05 | 13 – 15 | 0.33 – 0.38 |
06 | 17 – 18 | 0.43 – 0.46 |
Non-standard thickness
Item | Thickness in inches (mil) | Thickness in mm |
01 | 18 – 21 | 0.46 – 0.53 |
02 | 20 – 24 | 0.50 – 0.61 |
03 | 23 – 27 | 0.58 – 0.69 |
04 | 26 – 30 | 0.66 – 0.76 |
05 | 30 – 33 | 0.76 – 0.84 |
06 | 34 – 36 | 0.86 – 0.91 |
Ordering Information
For customisation of paper dummy frame, we require the following materials in order to manufacture the appropriate sample:
Minimum Design Requirements
- Lead Frame Drawing & Thickness
- Position and location of guide pin holes for loader and mold
Optional Design Requirements
- Mold chase drawing or imprint (for multiple strips type)
- Dummy frame and molded dummy frame
Interleaf Paper
Used as interleaf placed between molded substrates in the post cure process to avoid scratches.
Protection Sheet
Designed for auto molds, to cover mold surface (vacuum holes) to avoid cleaning material flow-in.