AS(SAN)回收|呆滞料水口料变现:科隆新材终端消化型回收方案

塑料知识科普 发布时间: 2026-09-16 1859 阅读

Old Sun makes transparent daily necessities in Beilun, Ningbo—lighter cases, cosmetic boxes, pen barrels, transparent antennas. The workshop is filled with injection molding machines specializing in AS materials. Last month, a client temporarily changed the transparent material brand. Two trays of original AS material in the warehouse still printed with KIBISAN, and suddenly no one used it.

AS this material, the main goal is "transparency"—high transparency, good rigidity, and a shiny surface. But it's brittle, and after a long time, it becomes more obvious: the scraps pile up in corners, get damp and dusty, and when reheated, the transparency fades.

In Old Sun's workshop, the transparent sprue material collected daily is packed in white bags and stacked along the wall, getting higher and higher. The warehouse manager told him that this month there were two more tons of sprue material.

The pain point of handling transparent materials is especially painful: once yellowed, mixed colors, the "transparent" sign is ruined, and prices plummet.

Stagnant materials are not assets, but liabilities lying on the books.

AS (SAN) is actually styrene acrylonitrile copolymer, used as the main product for lighters, pen barrels, cosmetic boxes, transparent antennas, and other small transparent items. It is highly liquid and easy to mold, with fast order volumes, but precisely because of this rapid turnover, it's easy to stock up and orders to go yellow.

AS yellows like white paper that turns yellow after sitting for a long time—originally bright white turns dark and dull after long, so customers who make transparent parts directly reject it. The original packaging absorbs moisture when opened, and if not thoroughly baked before re-oven, silver threads and fog appear on the surface.

What's even more troublesome in the workshop is the mixed grades. When transparent, heat-resistant, and enhanced grades are mixed for bagging, how can workers tell the difference? Once mixed, transparency and rigidity are questionable.

The value of transparent material lies entirely in the word "clean"; a little dirtiness or yellow loses value.

Old Sun also contacted the collectors. The dealer grabbed a handful of pellets and glanced at the light, saying, "Transparent material, it's a unified price," regardless of whether you have a large circulation like Chi Mei PN-117L200 or a heat-resistant grade like Taiwan NX3200. Old Sun was frustrated—he knew there was a price difference here, but he couldn't argue with them.

To put it bluntly, wholesalers have one trick when buying transparent materials: first check if they're shiny, then press them down hard. They don't care what brand you have; after all, they'll sell the transparent material as regular goods as usual.

Some dealers look at transparent materials like junk collectors looking at bottles—only looking at completeness, not the brand.

Cologne New Materials does after-sales service recycling and knows exactly how transparent materials are handled. If there are customers using popular AS grades in the market, such as Chimei PN-117L200, KIBISAN PW, KIBISAN 118, Taiwan Chemical NF2200, NX3200, LG 80HF, 82TR, 95HC, INEOS Luran 368R, 378PG7, 388S, we have downstream injection molding and modification customers in hand, so we can bring in and move forward.

If you encounter yellowing, mixed colors, or off-batches, don't worry—go into Cologne's own modified formulas and digest them, no brand or batch selection. Transparent grades are transparent, heat-resistant grades are heat-resistant grades, and graded separately.

Pricing is graded by grade, transparency, and melting index, with clear and clear pricing. Heat-resistant grade is the price of the heat-resistant grade, and the universal transparent grade is the universal price—no one-size-fits-all .

Own production capacity plus downstream customers as a backup, stable pricing, and no falling behind market trends.

The essence of recycling is not selling scrap, but turning dead money into working money.

Cooperation follows five steps of "replacing recycled materials with new materials": material reporting→ grading evaluation→ on-site receipt→ deducting payment→ settlement and invoicing. Recycling payments are directly offset by the new material payment for Cologne, and the after-sales service corresponds to KONICE's modified plastic series.

Tell a true story. Last year, a factory in Ningbo that made transparent cosmetic boxes used about 6 tons of raw AS material plus a bunch of sprue material. The customer changed the formula, and the order was withdrawn. On our trip, first help separate the transparent material from the heat-resistant grade: the translucent ones without yellowing go for transparent modification, the yellowed ones are downgraded and digested, and the recyclable proceeds are directly offset against the next batch of KONICE goods, which is about half. After clearing out the warehouse, the row of white bags in the workshop was also moved.

Good materials aren't afraid of not being picked up; the fear is selling good materials as waste.

AS (SAN) We regularly collect popular grades such as Chi Mei PN-117L200, KIBISAN PW, KIBISAN 118; Formosa NF2200, NF2200AE, NX3200; LG Chem 80HF, 82TR, 95HC; INEOS Luran 368R, 378PG7, 388S, and other mainstream grades we have been collecting year-round.

Recyclable forms: stagnant original packaging, transparent sprue gate material, scrap material and machine head material, defective scrap parts, and inventory scrap. A reminder: do not mix transparent material with mixed colored materials; mixing transparency makes it ruined.

- "Is transparent material considered wasted just because it turns yellow?" The truth is, after grading, the translucent parts go transparent, the yellowed ones get modified—each belongs to its own place.

- "Is the sprue material valuable?" The truth is, clean and transparent sprue material still sells at a higher price.

- "Who bids the highest price and sells to whom?" The truth is, dealers who don't understand the grade mistreat heat-resistant grade as general grade and undercut prices.

Fully certified for proper disposal, with weighing lists, recycling forms, and flow certificates corresponding, can pass environmental audits and ISO audits, and do not end up with illegal small workshops

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