PVC resin, a synthetic resin belonging to the group of polymeric natural mixes, fabricated by mass, arrangement, suspension, and emulsion polymerization of vinyl chloride monomer, with free-radical initiators (peroxide impetus), as a rule in watery suspension or emulsion. Subsequent to blending with plasticizers, stabilizers, and colours, the PVC resin might be manufactured by techniques, for example, calendaring, trim, or expulsion into flexible articles, for example, waterproof shells, shower curtains and packaging films. The resin is not plasticized for use in making rigid products such as water pipe, plumbing fittings and phonograph records. For use in making channelling or basic boards that require high imperviousness to affect, polyvinyl chloride regularly is mixed with little extents of rubbery synthetic polymers. PVC Resins more easily plasticized than polyvinyl chloride can be set up by including different extents of vinyl acetic acid derivation to vinyl chloride before polymerizing the blend; stiffer resins result from treatment of polyvinyl chloride with chlorine. PVC Resins ApplicationsWe can offer wide range of PVC resins which find their use in agriculture (rigid pipes and fittings, flexible tubes, hoses); building and construction (doors, windows, partitions / floor / wall coverings); packaging (bottles and containers, blister packaging); electrical and electronics (wires, cables, electrical conduits); health care (blood bags, tubing, heart catheters, IV fluid bags); and consumer goods (toys, sports goods and footwear).
SG5 K67 Pipe Grade PVC pipe is delivered from a forte mix of polyvinyl chloride material with remarkable physical properties alluring for funnelling applications (i.e., enhanced effect resistance and good fire resistance capacities). Pipe grade PVC product offering incorporates plans 40 and 80 channelling from 1/4″ through 24″ widths. PVC channelling frameworks can deal with more than three-fourths of the temperature/weight prerequisites of today’s common procedure plants. PVC weight pipe has an upper working temperature breaking point of 200° F (93° C), or roughly 60° F (15° C) over that of Type I Grade I PVC. Similarly as with all thermoplastic funnelling frameworks, PVC’s capacity to withstand weight shifts with pipe distance across, divider thickness, and temperature. As the pipe distance across and temperature expands, the weight rating of the item diminishes. For instance, 1/2″ Schedule 80 PVC pipe is built for nonstop service of 850 psi @ 73°F (23°C). A similar pipe in service @ 180°F (82°C) conveys a most extreme working weight rating of 210 psi at this temperature. 6″ Schedule 80 PVC pipe is designed for 270 psi @ 73°F, and 54 psi @ 200°F. Since the chemical properties of resins may vary and the types and quantity of added substances contact an URMPL representative before designing material handling systems using PVC.
| Items | Unit |
Index
|
||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Viscosity No. | ml/g | 156-144 | 143-136 | 135-127 | 126-119 | 118-107 | 106-96 | 95-87 | 86-73 | |||||||||
| Or K value | 76-75 | 73-74 | 72-71 | 70-69 | 68-66 | 65-63 | 62-60 | 59-55 | ||||||||||
| Or Average degree of polymerization | 1785-1536 | 1535-1371 | 1350-1250 | 1250-1150 | 1100-1000 | 950-850 | 750-650 | 740-650 | ||||||||||
| Foreign Particle | 30max | 30max | 30max | 30max | 30max | 30max | 40max | 40max | ||||||||||
| Volatile Matter | % | 0.4max | 0.4max | 0.4max | 0.4max | 0.4max | 0.4max | 0.4max | 0.4max | |||||||||
| Apparent Density | g/ml | 0.42min | 0.42min | 0.45min | 0.45min | 0.45min | 0.45min | 0.45min | 0.45min | |||||||||
| Particle size |
0.25mm Sieve
0.063mm Sieve
|
% |
2.0max
90min
|
2.0max
90min
|
2.0max
90min
|
2.0max
90min
|
2.0max
90min
|
2.0max
90min
|
2.0max
90min
|
2.0max
90min
|
||||||||
| No. of fish eye/400cm2 | 40 max | 40 max | 40 max | 40 max | 40 max | 50 max | 50 max | 50 max | ||||||||||
| Plasticizer absorption of 100g resin | g | 25min | 25min | 25min | 22 min | 17min | 15min | 14min | 14min | |||||||||
| VCM Residue | ppm | 10 max | 10 max | 10 max | 10 max | 10 max | 10 max | 10 max | 10 max | |||||||||
| Whiteness(160°C,10min) | % | 75min | 75min | 75min | 75min | 75min | 75min | 70min | 70min | |||||||||
| Property | Test Method |
Grade
|
|||
|---|---|---|---|---|---|
| POLYMERIZATION DEGREE | JIS K6721-77 | 1000 ± 50 | 1650 ± 60 | ||
| K-VALUE | DIN 53726 | 66 ± 1 | 78 ± 1 | ||
| BULK DENSITY (g/c.cm) | ASTM D1895-90 | 0.54 ± 0.04 | 0.50 ± 0.04 | ||
| SPECIFIC GRAVITY at 23 C | ASTM D790 | ca 1.4 | ca 1.4 | ||
| PARTICLE SIZE | -45 mesh | 0.2% max | 0.2% max | ||
| VOLATILES at 110 C for 1 H | ASTM D3030-90 | 0.3% max | 0.3% max | ||
| Property | Unit | Test Method |
Grade
|
|||
|---|---|---|---|---|---|---|
| IMPACT STRENGH | kg cm/cm2 | ASTM D256-93 | >4.0 | >3.9 | ||
| TENSILE STRENGTH | kg /cm2 | ASTM D638-91 | >540 | >560 | ||
| ELONGATION | % | ASTM D638-91 | 250 | 260 | ||
| HEAT STABILITY | min | ASTM D2115-92 | 58 | 68 | ||
| ELECTRICAL VOLUME RESISTANCE | ohmcm | JIS K6723-83 | 1.13X1013 | 1.94X1013 | ||
| DOP ABSORBABILTY | phr | ASTM D3367-90 | 21 | 32 | ||
| FUSION TIME | phr | ASTM D2538-88 | 180 | - | ||
| MIN. TORQUE | mg | ASTM D2538-88 | 2550 | - | ||
| PLASTICIZER ABSORPTION RATE | min | ASTM D2396-88 | 5′ 30″ | 3′ 30″ | ||