What Is Rubber Boosting? A Guide to Pinyi Quick-Dry Booster Oil

Originally published 2023-07-14 · Translated and republished by UltraSpin with permission

Topic 1: What Is Rubber Boosting?

1. What is boosting? Just like applying glue layers, boosting means brushing several coats of oil or liquid solution onto the sponge of a rubber sheet, letting it soak in — that’s what “boosting” means.

2. Boosting oil — also called a “rubber performance enhancer” — works by penetrating the sponge and causing it to expand, much like the well-known Haishang Mingyue oil. The main effects are: softening the sponge, increasing elasticity, and raising the ceiling on power and spin. The performance boost gradually fades over time as the oil evaporates.

Topic 2: Product Review — Pinyi Quick-Dry Booster Oil

1. I recently came across a product called Pinyi Quick-Dry Booster Oil. Its main selling points are enhanced performance, fast drying, and ease of use.

2. Before recommending anything, I always test it myself first. Before writing this article, I had run four experiments:

• Pinyi Zhenhaisoft-sponge rubber: applied 2 coats, surface dried in around ten minutes, sponge expanded.
• 729 National Hurricane high-density sponge: applied 2 coats, dried in around ten minutes, sponge expanded. Waited two hours before mounting and testing — noticeable spring-back vibration similar to post-boosting with Haishang Mingyue, clearly increased elasticity.
• NEO Provincial Hurricane 3: applied 2 coats, dried quickly, waited half a day before mounting. Customer feedback was positive.
• NEO Standard Hurricane 3: applied 2 coats, dried quickly, waited a full day before mounting. I personally mounted it on a Hayabusa H2 blade and played two days straight — consistently felt a clear, open, through-the-ball sensation with noticeably improved elasticity and excellent sponge dwell. (The day before I had played with a friend’s 40-degree standard Hurricane 3 boosted with Haishang Mingyue — the feel was genuinely similar, though Pinyi’s expansion is not as aggressive as the sea oil and there’s less of a gritty texture.)

Summary

In my view, the Pinyi Quick-Dry Booster Oil has the following characteristics:

• No base layer needed — you can boost directly.
• Dries in under ten minutes. Typically 2–4 coats, and you can mount and play after half a day — more efficient and less hassle.
• The sponge-tip applicator lets you control the amount precisely without getting it on your hands.
• The performance boost met reasonable expectations. It can make Hurricane 3 perform noticeably better with very simple application.

Additional notes:

• Less texture and expansion compared to Haishang Mingyue (more coats needed to get that gritty feel).
• Less damaging to the sponge.
• Compatible to a degree with cake-style sponges.
• In my testing, 2 coats lasted around 6–8 days. For longer-lasting performance, 3–4 coats is recommended.

This oil has been priced at 128 RMB since launch. As a strong alternative to traditional boosting oils, it offers good value and is worth recommending.