Re: Injection molds

From: Gregory Pettengill (Cote Art & Engineering)
To: RP-ML
Date: Friday, December 9, 1994
Subject: Re: Injection molds
Yakov Horenstein wrote;
>For a RP service bureau in Italy, we need the following information
>about methods and materials for producing cast resin thermoplastic 
>injection moulds. If these are not industrial secrets post them here,
>otherwise a private email message will be gratefully accepted. 

>1)  Specifics of the method used
If you E-Mail <greg_p@indirect.com> me with specific questions or problems I 
will do what I can to help.
I will also be happy to quote or estimate any jobs that you may need to be done.

>2)  Specifics on the materials, e.g. up to 90% metal filled epoxy resins
REN Plastics
Ciba-Geigy Corp.
4917 Dawn Ave.
East Lansing, MI 48823
(800)248-1306
Has 2 aluminum filled epoxies for making plastic injection dies;
RP 4036/RP 1500H has a deflection temp. of 149 Deg. C for casitings up to 1" thick.
RP 4036/RP 1511H has a deflection temp. of 177 Deg. C for casitings up to 2" thick.

>3)  Details of polyurethane casting resins with high deflective temps
>e.g. > 100!C; >150!C; > 200!C
Urethanes have defeltion temp. between 47 Deg. C - 90 Deg. C and are not 
used for
high temp. applications.

>4)  Costs, with names and addresses of suppliers if possible

A list of suppliers that have stuff that is related to RTV plastic tooling 
follows;

Vacuum Chambers

Fisher Scientific
3700 James Savage Rd.
Midland, MI 48640
(517)496-2250

Ace Glass, Inc.
Box 688
1430 Northwest Blvd.
Vineland, NJ 08360
(609)692-3333

Vacuum Pump - Cenco Megavac 92003 or Hyvac 14
Ace Glass, Inc.             cat. # 1402915
Box 688
1430 Northwest Blvd.
Vineland, NJ 08360
(609)692-3333 

Gast Mfg. Co.
Box 97
Benton Harbor, MI 49022
(616)926-6171

VWR Scientific
Box 66929
O'Hare AMF
Chicago, IL 60666
(800)932-5000

Heat Gun - Model HG-301A
Master Appliance Corp.
2420 18th St.
Racine, WI 53403
(414)633-7791

Dispensing Machines

Accumetrics Bosstex
350 Ring Rd.
Elizabethtown, KY 42701
(502)769-3385

Grayco, Inc.
28990 Wixom Rd.
Box 550
Wixom, MI 48393
(313)349-5500

Sealant Equipment & Engineering, Inc.
21000 Hubbell
Oak Park, MI 48237
(313)967-2111

Graco, Inc.
Box 1441
Minneapolis, MN 55440
(612)623-6000

Fluid Automation, Inc.
49175 West Rd.
Wixom, MI 48393
(313)669-3717


Polyester Resin

Cook Composites & Polymers
217 Freeman Dr.
Box 996
Port Washington, WI 53074
(414)284-5541

Reichold Chemicals, Inc.
8540 Baycenter Rd.
Jacksonville, FL 32256
(904)739-2170

Aristech Chemical Corp.
1711 W. Elizabeth Ave.
Linden, NJ 07036
(201)862-0841
Polyurethane Resin

Cook Companies
919 E. 14th Ave.
North Kansas City, MO 64116-3703
(816)391-6000

Cook Composites & Polymers
217 Freeman Dr.
Box 996
Port Washington, WI 53074
(414)284-5541

General Latex & Chemical Corp.
Box 498
1526 Cleveland Ave.
Ashman, OH 44805
(419)289-2727

REN Plastics
Ciba-Geigy Corp.
4917 Dawn Ave.
East Lansing, MI 48823
(800)248-1306

Stepan Co.
22 W. Frontage Rd.
Northfield, IL 60093
(708)446-7500

Tate Western
10 Libertyship Way
Sausalito, CA 94965
(415)331-8448

P.D.L., Inc.
212 Taft Ave.
Orange, CA 92665
(714)921-2300

Low Temp. Cast Metals

Cerro Metal Products
Box 388
Bellefont, PA 16823
(814)355-6217

Belmont Metals, Inc.
330 Belmont Ave.
Brooklyn, NY 11207
(718)342-4900


Plaster - Ultrcal #30

U.S. Gypsum Products
101 S. Wacker Dr.
Chicago, IL 60606
(312)606-4000

Silicone Pigments

Ferro Corp.
1301 N. Flora St.
Plymouth, IN 46563
(219)935-5131

Modeling Clay - Permaplast X28, X29 and 30 are compatible with RTV silicone 
rubbers.
American Art & Clay Co.
4717 W. 16th St.
Indianapolis, IN 46222
(317) 244-6871

Klean Klay #20:
Art Chemical
Products, Inc.
1019 Salamonie Ave.
Huntington, In 46750
(219)356-2328

Waxes - Machineable, casting, pattern, etc.
The Kindt-Collins Co.
12651 Elmwood Ave.
Cleveland, OH 44111
(800)321-3170
Mold - Barrier Coatings

Southern Coatings, Inc.
Box 160
730 Fulton St.
Sumter, SC 29151
(803)775-6351

Akzo Coating, Inc.
1431 Progress St.
High Point, NC 27261
(919)841-5111

Morton International
2700 E. 170th St.
Lansing, IL 60438
(800)323-3224

Comet Chemical
225 Emett St.
Newark, NJ 07114
(201)824-4448

Dexter Corp. - Hysol Division "Frekote" Products
One Dexter Dr.
Seabrook, NH 03874-4018
(603)474-5541

Alex Plastics Research Laboratories, Inc.
Box 855
Woodside, NY 11377
(718)672-8300

Rexco Chemical Co.
Box 4430
Santa Barbara, CA 93140
(800)888-1060

Release Coatings

B.C. MacDonald and Co.
1265 Research Blvd.
St. Louis, MO 63132
(314)993-2833

Nation Engineering Products, Inc.
Suite 411
5110 Ridgefield Rd.
Bethesda, MD 20816
(301)656-1688
Percy Harms Corp. - "Slide" Products
403 S. Wheeling Rd.
Wheeling, IL 60090
(708)541-7220

Chembar, Inc.
302-C Lowery Court
Groveport, OH 43125
(614)836-5206

Alex Plastics Research Laboratories, Inc.
Box 855
Woodside, NY 11377
(718)672-8300


Dacron Tricot Fabric
Mohawk Fabric Co., Inc.
96 Guy Park Ave.
Amsterdam, NY 12019
(518) 842-3090

Inhibitor-Free Tape

Tesa Tuck, Inc. Tuck 128,134 and 139
1 LeFevre Lane
New Rochelle, NY 10801
(914) 235-1000

3M Center - Industrial Tape Division - Scotch 209,214 and 470;
Bldg.. 220-8E-04
St. Paul, MN 55144
(612)733-1441

3M Center - Electro Products Division - Scotch 27, 70 and 88;
6801 Riverplace Blvd.
Austin, TX 78726
(512)984-1800

Ideal Tape Co. - Tape 304 and 865;
1400 Middlesex St.
Lowell, MA 01851
(800)284-3325

Fiberglass Reinforcement Fabrics
JPS Industrial Fabrics Group
Box 242
Slater, SC 29683
(803)836-8011


  Greg Pettengill                                  Cote'
greg_p@indirect.com                     The Fine Art of 
  (602) 375-2922                    Product Development