Goodyear Purchases Poly Seal Industries

Bay Area Technical Rubber Goods Company snapped up by not so ‘Little’ Goodyear. Goodyear Rubber Co of So Ca is proud to announce the purchase of Berkeley California’s Poly Seal Industries from Dan Baker. Poly Seal had been manufacturing high quality rubber molded products for various industries since 1974. The purchase is effective January 1, … Continued

Rubber Molding: Compression Molding

Hi everyone, I get a lot of lot of molding requests from perspective customers. These prospects are almost never experts in rubber molding. Sometimes they will have had a plastic part molded in the past so the request often comes as something like this: ‘Do you do that injection molding?’. We do have injection molding … Continued

Rubber Bonding: adhesive Selector

Below is a list of single coat adhesive selectors for different polymer types: [wpdatatable id=4] I will write a subsequent blog making a more comprehensive list including 2 coat systems. Hope it helps.


Goodyear Receives ITAR Registration Good-West Rubber Corp DBA Goodyear Rubber Co of So Ca received the approval letter from The Office of Defense Trade Controls Compliance, Compliance and Registration Division that stated Goodyear is now ITAR Registered. International Traffic in Arms Regulations (ITAR) is a set of United States government regulations that control the export … Continued

New Brochure

Proud to be publishing our new brochure.  If any of you are curious of our capabilities, have a look.  Thanks to Big Rig Media for assisting us in putting this together for us.  They’ve been an excellent marketing partner.

Modulus Defined

Modulus is the force required to stretch a defined specimen of rubber to a given percent elongation. Most often, modulus is reported at 300% elongation (four times the original length). This can also be viewed as the resistance to a given elongating force. For an uncompounded elastomer, elongation is primarily a function of stretching and disentangling … Continued

Aromatic, Naphthenic and Paraffinic Process Oils in Rubber

These oils are used as Process Aids in rubber compounds. Processing aid – to assist mechanical breakdown reduce uncured compound viscosity permit incorporation of fillers reduce internal friction in mixing, calendering and extrusion reduce durometer or modulus This blog will talk just a bit about some of the different types of oils in use in … Continued

Fabrics in Rubber Products

Denier – a unit of weight by which the fineness of silk, rayon, or nylon yarn is measured, Knit vs woven Dacron is a trade name held by DuPont for its polyester materials and it is made specifically for sailcloth. Nylon and polyester are both synthetic fabrics, but nylon production is more expensive, which results … Continued

Precision Rubber Products Manufacturer

Precision Rubber Products Manufacturer visits Renewable Energy Industry Trade Show We are proud to announce that Goodyear Rubber Company of Southern California has been invited to exhibit at the 2016 Intersolar North America Exhibition & Conference. Held at Moscone West Convention Center in San Francisco Ca. July 11 – 14, 2016, this show is the … Continued