Qingdao Focus Machinery Co., Ltd.
FOCUS PAPER, ENJOY LIFE!
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INTRODUCTION
FOCUS brand 60gsm 100% virgin wood pulp carbonless paper sheet
carbonless paper sheet: 70*100, 61*86, 69*89, 65*100
Carbonless paper, also known as NCR paper, Non carbon copy paper, self copy paper, auto copy paper etc, is a kind of paper coated by Microcapsule and/or color Developer. It including CB, CFB & CF.
CB (coated back): The back of the base paper was coated with microcapsule.
CFB (coated front & back): The base paper was coated with color developer on front and microcapsule on back.
CF (coated back): The front of the base paper was coated with color developer on front.
Normally, in a multiple ply NCR documents, the top sheet is CB and bottom sheet is CF, all the other sheets between is CFB.
TECHNICAL DATA
CARBONLESS PAPER TECHNOLOGY SPECIFICATION TEST REPORT
| Grades | Blue/Black Image |
|
Regular basis weight (gsm) |
CB white: 55 CFB colored: 50 CF colored: 55 |
|
Basis weight variation |
±5% |
|
Caliper Variation (CD) | ≤5μm for 50GSM or less GSM ≤7µm for 50GSM or greater GSM |
|
Paper Density |
0.70-0.85 g/cm3 |
|
Opacity |
≥65% |
|
Smoothness (CF side) |
≥80s |
|
Whiteness |
≥90% |
|
Thickness |
65μm CB 60μm CFB 65μm CF |
|
Chromatic deviation |
≤2.0% (coated side for tinted grades) |
|
Curls |
≤12 mm |
|
Imaging Sensitivity (6 ply prints) |
ΔE≥40% ΔD≥40% |
|
Surface strength (medium viscosity printing ink) |
≥0.55 m/s (printing side) |
|
Light resistance (residual ΔE after 144 hrs) |
≥50% |
|
Friction resistance (Δ E) |
≤5% |
|
TSI (MD) |
≥60 N.m/g |
|
Surface PH |
6.0-9.0 |
|
Moisture on delivery |
6.5% ± 2.0% |
HOW CARBONLESS PAPER WORKS?
When writing on the top of multiple ply NCR documents, the pressure from the writing instrument causes the microcapsules (on the back of CB & CFB) break, the contains will react with the developer (on the front of CFB & CF) and finally realize auto copy.
APPLICATION
Carbonless paper is widely used in multiple ply documents such as banking note, ways bills, commercial invoices, stock list, order list, courier way bill, air/ocean way bill, commercial book, pos roll etc.
WHY CHOOSE US
1.) High quality
a: 100% virgin wood pulp.
b: High smoothness up to 80s which is friendly to your printer heads.
c: Clear & Sharp Imaging - 5 copies by handwriting , 7 copies by machine printing
d: Good stiffness
.
e: 5-7 years image life will meet your various requirements.
2) Professional quality control system
3) Well-known brand with attractive packing
4) More than 10 years carbonless Paper manufacture experience
COMPANY INFORMATION
HOW IS CARBONLESS PAPER PRODUCED
PACKAGING AND LOADING OF OUR CARBONLESS PAPER
CUSTOMER FEEDBACK OF OUR CARBONLESS PAPER
CERTIFICATE OF OUR CARBONLESS PAPER
SGS, BV, FSC, ISO
FOCUS attends more than 15 exhibitions of carbonless paper/thermal paper/paper machine every year all over the world to meet and service clients face to face.