Building Raw Material Kraft Paper

Building raw material kraft paper


Description:

Our company is one of a few company in China which are capable for industrial mass-production of fire-retardant papder. Our products have high oxygen-index and low smoke density( SD), which are the two key
Indexes for the fire-retardant products. It can be commonly used as the basic materials for fire-retardant
Honeycomb board, high standard wall-paper, packing materials for inflammable or explosive cargo, and
Special documental papers. Products are tested by NFTC and fire-proof property reaches B1 grade.

Main technical parameters:

1, Oxygen index ≥ 44.2(GB/T2406)
2, Smoke density rating ≤ 6( GB/T2406)
3, Duration of flame (s) ≤ 1 (GB/T2406)
4, Time of continuous burning (s) ≤ 2 (GB/T2406)
5, Length of carbonization (mm) ≤ 63


Main specifications:

1, Area density: 20-600gsm
2, Width: 500-1900mm
3, Various wood pulp or mixed pulp-based craft papers, high-strength corrugated boards, A, B and C-grade white, gray and brown paper-boards.
4, In addition, we could manufacture using the materials customer offers.