The series mainly include Epoxy wood fiber backup board, Phenolic wood fiber Back up board, White Melamine Backup Board, HDF, MDF Backup Board
Epoxy wood fiber backup board
Applications:
For double sides, multilayer, FR-4, Teflon, PI, Tg, Rich copper.
Specifications:
Thickness: 1.50mm,1.6mm, 2.0mm 2.5mm,3.0mm
Standard size: 37" x 49", 41" x 49", 43" x 49"
Properties
1. Epoxy resin as adhesive, less abrasion for drills
2. Good flatness, stable shape in humidification
3. Good thickness tolerance
4. Proper surface hardness, good burr-resistance; Lower inner hardness, less abrasion for drills
5. Even texture, good chip removal, and less damage for drills
6. High temperature resistance in shortage time,
7. Environment friendly, according to SGS requests.
Note: Special requests upon negotiation
Thickness tolerance: ± 0.10mm
Width tolerance: ± 3.30mm
Length tolerance: ± 3.80mm
Diagonal tolerance: ± 5.00mm
Phenolic back up boards
Applications:
Used for PCB of double layers, multilayer, FR-4, Teflon, Polyimide, Hi-copper, thicker and small hole drilling
White Melamine Backup Board
Use: Used in PCB/FPC driling hole, small hole drilling and furniture and packing
Thickness: 2.5, 2.7mm
Density: 980 plus/minus 50 kg/m3
Surface hardness: 82 plus/minus 5N/mm2(Shores D)
Warpage: Less or equal 0.7%
Specification: 37" x 49", 41" x 49", 43" x 49"
Product Properties
Strong compressive strength, deformation resistance, dirt resistance, moisture proof, moth-proofing, resilient, heat preservation, heat insulation, flame retardant and other characteristics
Audited Supplier 
){kind=link}
){kind=link}