High Precision PCB SMT Stencil Engraving Laser Cut Solder Stencil
Brand Name:Bicheng
Certification:UL, ISO9001, IATF16949
Model Number:BIC-960.V1.0
Minimum Order Quantity:1PCS
Delivery Time:8-9 working days
Payment Terms:T/T
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Location:
Shenzhen Guangdong China
Address:
6-11C Shidai Jingyuan,Fuyong, Baoan, Shenzhen, Guangdong, China 518103
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Product Details
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Product Details
Laser SMT Stencil Built on 520 X 420mm With Aluminum Fame
1.1 General description
This is a type of laser cut SMT stencil built on 0.12mm stainless
steel foil with 420 mm x 520 mm x 20mm dimension. It’s fabricated
per IPC 7525A using supplied Gerber data, squeegee area locating in
the center. 4 sides of fiducal marks are through holes to suit for
the SMT machine. It’s packed with KK carton (hard card) and usually
2 stencils are packed for shipment.
1.2 Features and benifits
The data file is used directly to produce and reduce the error
rate;
The opening position accuracy of SMT template is very high: the
whole process error is ≤ ±4 μ m;
The opening of SMT template has geometric figure, which is
advantageous to the printing and forming of tin paste;
ISO9000 certified manufacturing factory;
12 hours quotation;
Quick Lead time: 1-2 days;
No MOQ, low cost for prototypes and small runs quantity;
1.3 Application
SMD package such as PLCC,QFP,0402,0201,BGA,Flip Chip.
1.4 Parameter and data sheet
| Dimension: | 520 x 420 mm =1 PCS | |||||
| Structure | Stencil foils with aluminum frame | |||||
| Base material | Stainless steel shim | |||||
| Foil Thickness | 0.12mm | |||||
| Aperture configured | Laser cut | |||||
| Appearance | Engraving and electro polishing | |||||
| Fiducial mark | Through hole | |||||
| Service area: | Worldwide | |||||
| Quantity of open pads: | 1021 | |||||
| Advantages: | a) High precision dimension; b) Good shape on the window; c) Hole wall is smoother. | |||||
| Application: | CSP, BGA, 0.5mm QFP etc. package | |||||
1.5 Opening Holes Design For Stencil
| Component Type | Pitch | Soldering Width | Soldering Length | Opening Width | Opening Length | Shim Thickness |
| PLCC | 1.27mm | 0.65mm | 2.00mm | 0.60mm | 1.95mm | 0.15-0.25mm |
| QFP | 0.635mm | 0.35mm | 1.50mm | 0.32mm | 1.45mm | 0.15-0.18mm |
| QFP | 0.50mm | 0.254-0.33mm | 1.25mm | 0.22-0.25mm | 1.20mm | 0.12-0.15mm |
| QFP | 0.40mm | 0.25mm | 1.25mm | 0.20mm | 1.20mm | 0.10-0.12mm |
| QFP | 0.30mm | 0.20mm | 1.00mm | 0.15mm | 0.95mm | 0.07-0.12mm |
| 0402 | 0.50mm | 0.65mm | 0.45mm | 0.60mm | 0.12-0.15mm | |
| 0201 | 0.25mm | 0.40mm | 0.23mm | 0.35mm | 0.07-0.12mm | |
| BGA | 1.27mm | 0.80mm | 0.75mm | 0.75mm | 0.15-0.20mm | |
| BGA | 1.00mm | 0.38mm | 0.35mm | 0.35mm | 0.10-0.12mm | |
| BGA | 0.50mm | 0.30mm | 0.28mm | 0.28mm | 0.07-0.12mm | |
| Flip Chip | 0.25mm | 0.12mm | 0.12mm | 0.12mm | 0.12mm | 0.08-0.10mm |
| Flip Chip | 0.20mm | 0.10mm | 0.10mm | 0.10mm | 0.10mm | 0.05-0.10mm |
High Precision PCB SMT Stencil Engraving Laser Cut Solder Stencil
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