Type of leather | |||
---|---|---|---|
Without finishing (Parallel) | 7.71 | 5.56 | 2.15 |
Without finishing (Perpendicular) | 7.34 | 5.62 | 1.72 |
Chemical pigment (Parallel) | 6.05 | 4.91 | 1.14 |
Chemical pigment(Perpendicular) | 6.77 | 5.32 | 1.45 |
Oak bark (Parallel) | 5.01 | 4.82 | 0.19 |
Oak bark (Perpendicular) | 5.08 | 4.34 | 0.74 |
CHEMICALS | APPLICATION Coat (gramme) | DESCRIPTION |
---|---|---|
CPT 2350 | 150 | Acrylic Binder (Alpa Chemistry) |
CPT 2345 | 150 | Binder (Alpa Chemistry) Acrylic Polymer |
CPU 1641 | 150 | Polyurethane Binder (Stahl) |
CRE 1036 | 200 | Acrylic Binder (Alpa Chemistry) |
CST 6760 | 200 | StukoWax (Alpa Chemistry) |
CW 171 | 50 | Synthetic Wax (Alpa Chemistry) |
CW 159 | 50 | StukoWax (Stahl) |
CST HD | 50 | Polyurethane Binder (Stahl) |
Dyestuff | 2000 | Plant Extract (oak bark) or chemical pigment |
1) 3×spray – RotoPress (80°C, 150 Bar) - 3×spray – RotoPress (80°C,70 Bar) - 3×spray (80°C,70 Bar) | ||
CK 1622 | 150 | Polyurethane lacs (Stahl) |
Dyestuff | 300 | Plant Extract (oak bark) or chemical pigment |
1) 2×spray – RotoPress (90°C, 70Bar) |
Type of leather | |||
---|---|---|---|
Without finishing (Parallel) | 7.78 | 5.55 | 40.1 |
Without finishing (Perpendicular) | 7.46 | 5.64 | 32.3 |
Chemical pigment (Parallel) | 6.13 | 4.93 | 24.3 |
Chemical pigment (Perpendicular) | 6.79 | 5.35 | 26.9 |
Oak bark (Parallel) | 5.25 | 4.83 | 8.7 |
Oak bark (Perpendicular) | 5.15 | 4.37 | 17.8 |
Type of leather | Time of test | |
---|---|---|
30 min | 16 hours | |
Control group | ||
Without finishing 1 | 3.5 | 3 |
Without finishing 2 | 3 | 2.5 |
Without finishing 3 | 3 | 2.5 |
Chemical pigment 1 | 4 | 4 |
Chemical pigment 2 | 4 | 4 |
Chemical pigment 3 | 3.5 | 3.5 |
Oak bark 1 | 4 | 4 |
Oak bark 2 | 4/5 | 4/5 |
Oak bark 3 | 4 | 4 |
SamPles | Edges | Thickness, mm | Tear load, N |
---|---|---|---|
Without finishing | Single edge (Parallel) | 1.73 | 83.6 |
Single edge (Perpendicular) | 1.72 | 96.7 | |
Double edge (Parallel) | 1.72 | 158.2 | |
Double edge (Perpendicular) | 1.78 | 155.9 | |
Chemical pigment | Single edge (Parallel) | 1.75 | 87.5 |
Single edge (Perpendicular) | 1.77 | 90.4 | |
Double edge (Parallel) | 1.76 | 140.1 | |
Double edge (Perpendicular) | 1.74 | 137.5 | |
Oak bark | Single edge (Parallel) | 1.78 | 94.1 |
Single edge (Perpendicular) | 1.78 | 108.5 | |
Double edge (Parallel) | 1.75 | 150.2 | |
Double edge (Perpendicular) | 1.76 | 179.5 |
№ | Dye solution | PH |
---|---|---|
1 | Oak bark ( |
3,5 |
2 | Chemical pigment | 6,5 |